Flights from San Francisco Intl. Airport to Seattle - Tacoma Intl. Airport. Flights from San Francisco to Seattle. Flights to Seattle. Washington. United States of America. Flights. … Cheap flights from Seattle (SEA) to San Francisco (SFO) Prices were available within the past 7 days and start at CA $95 for one-way flights and CA $161 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to San Francisco with no change fee ... The calculation of flight time is based on the straight line distance from San Francisco, CA to Seattle, WA ("as the crow flies"), which is about 679 miles or 1 092 kilometers. Your trip begins in San Francisco, California. It ends in Seattle, Washington. Your flight direction from San Francisco, CA to Seattle, WA is North (0 degrees from North).Tue, Jul 30 SEA – SJC with Alaska Airlines. 1 stop. from $146. Seattle.$156 per passenger.Departing Wed, Jun 5, returning Wed, Jun 12.Round-trip flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from San Jose International on Wed, Jun 5, arriving in Seattle / Tacoma International.Inbound direct flight with ...AS3491 and Seattle SEA to San Francisco SFO Flights. Flight AS3491 is code-shared by 1 airline using the flight number QR2108. Other flights departing from Seattle SEA: AS2076, DL680, DL3861, DL459. Other flights arriving at San Francisco SFO: CM382, UA724, AC8846, 8C3406. Seattle/Tacoma, WA to San Francisco (SFO), CA. departing on 10/2. one-way starting at*. $138. Book now. * Restrictions and exclusions apply. Seats and dates are limited. Select markets. 31 travel days available. San Francisco to Seattle / Tacoma Flights. Flights from SFO to SEA are operated 74 times a week, with an average of 11 flights per day. Departure times vary between 06:00 - 22:55. The earliest flight departs at 06:00, the last flight departs at 22:55. However, this depends on the date you are flying so please check with the full flight schedule ...Roundtrip. Mon, May 6 - Thu, May 16.MEDFORD, Ore. — A United Airlines Boeing 737-800 was found to be missing an exterior panel after it landed at Rogue Valley International Medford Airport in Oregon from San Francisco.Seattle, Washington. Level Contributor . 10,856 posts. 86 reviews. ... San Francisco... Level Contributor . 60,973 posts. 137 reviews. 119 helpful votes. 5. ... TIPS - How to survive being stuck at an airport; Flights delays and cancellations resources; How do I effectively communicate with an airline?7. Crater Lake, Oregon. And just like that we’ve skipped state lines in our San Francisco to Seattle road trip! Visiting the Crater Lake National Park is a can’t-miss stop for you. The Crater Lake, which is the deepest lake in the United States, was formed when a super volcano erupted about 7,000 years ago.Departure airport: Seattle-Tacoma International Airport (SEA) Arrival airport: San Francisco International Airport (SFO) With the airports selected, we can estimate the travel time to and from the airport, based on how far the airport is from downtown. Getting to the airport: 33 minutes. Getting to your destination: 33 minutesEconomy. See Latest Fare. San Francisco (SFO) to. Seattle (SEA) 07/05/24 - 07/12/24. from. $277*. Updated: 12 hours ago. Round trip. Alaska Airlines, Inc., Delta and United Airlines fly from San Francisco International Airport to Seattle hourly. Alternatively, you can take a bus from San Francisco International Airport to Seattle via Daly City, Daly City BART Station, and Sacramento in around 20h 23m. Airlines. Then, after boarding the Amtrak train to Seattle, we’ll venture into the icy wilderness of Alaska as we embark on an incredible seven-day cruise to glistening glaciers and historic native towns. Call us FREE on 0800 988 5823 to book this holiday.Select Alaska Airlines flight, departing Tue., 21 May from San Francisco to Seattle, returning Tue., 21 May, priced at AU$220 found 3 days ago Sat., 18 May - Wed., 29 May SFOArrival airport: San Francisco International Airport (SFO) With the airports selected, we can estimate the travel time to and from the airport, based on how far the airport is from downtown. ... So now we can finally get an idea of the total travel time from Seattle to San Francisco including time spent getting to/from the airports, an ...Book one-way or return flights from San Francisco to Seattle with no change fee on selected flights. Earn your airline miles on top of our rewards! Skip to Main Content. 09/10/24 - 09/14/24. from. $ 218*. Viewed: 15 hours ago. From. Seattle (SEA) To. San Francisco (SFO) Roundtrip. Flights from San Francisco (SFO) to Seattle (SEA) Origin airport. San Francisco Intl. Destination airport. Seattle - Tacoma Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Sun Country Airlines, United. Popular airline. Alaska Airlines. Seattle/Tacoma, WA to San Francisco (SFO), CA. departing on 10/2. one-way starting at*. $138. Book now. * Restrictions and exclusions apply. Seats and dates are limited. Select markets. 31 travel days available. Seattle/Tacoma, WA to San Francisco (SFO), CA. departing on 10/2. one-way starting at*. $138. Book now. * Restrictions and exclusions apply. Seats and dates are limited. Select markets. 31 travel days available. 07/24/24 - 08/01/24. from. $ 160*. Viewed: 1 day ago. From. San Francisco (SFO) To. Seattle (SEA) Roundtrip.San Francisco International Airport (IATA: SFO, ICAO: KSFO, FAA LID: SFO) is the primary international airport serving the San Francisco Bay Area in California, United States.It is located in San Mateo County.. SFO is the largest airport in the San Francisco Bay Area and the second-busiest in California, after Los Angeles International Airport …AS3491 and Seattle SEA to San Francisco SFO Flights. Flight AS3491 is code-shared by 1 airline using the flight number QR2108. Other flights departing from Seattle SEA: AS2076, DL680, DL3861, DL459. Other flights arriving at San Francisco SFO: CM382, UA724, AC8846, 8C3406. The distance between San Francisco (San Francisco International Airport) and Seattle (Seattle–Tacoma International Airport) is 679 miles / 1092 kilometers / 590 nautical miles. The driving distance from San Francisco (SFO) to Seattle (SEA) is 807 miles / 1298 kilometers, and travel time by car is about 15 hours 34 minutes. For your San Francisco trip we have 7 passenger minivan rentals as well as 8 and 9 passenger minivan rental models. No matter how big your party is or what you want to bring along we have a minivan that can cater to your needs. You can further tailor your rental with our great deals on useful add-ons. Including a child seat can help you travel ...Flight Departures information from Seattle Tacoma Airport - SEATAC (SEA): Status and Estimated times - Today ... San Francisco (SFO) 06:15 am DL2321. KE3101. KL6335. Delta Air Lines. Korean Air . KLM Royal Dutch Airlines . Landed - On-time [+] Newark (EWR) 06:19 am AS280. TN2465.Despite the region’s mild winter weather, San Francisco International ranks as the second worst airport for connecting flights. With four runways serving an average of 52,715 November and December domestic flights over the past three years, it had almost exactly the same number of flights per runway as Newark, just over 13,170.Flights from San Francisco to Seattle. Use Google Flights to plan your next trip and find cheap one way or round trip flights from San Francisco to Seattle. Find the best...Departure airport: Seattle-Tacoma International Airport (SEA) Arrival airport: San Francisco International Airport (SFO) With the airports selected, we can estimate the travel time to and from the airport, based on how far the airport is from downtown. Getting to the airport: 33 minutes. Getting to your destination: 33 minutesFind United Airlines cheap flights from Houston to Seattle. Enjoy a Houston to Seattle modern flight experience in premium cabins with Wi-Fi.Airlines that fly from Seattle to San Francisco. Alaska Airlines, Delta Connection and United Airlines all fly from Seattle-Tacoma International Airport to San Francisco. ... San Francisco Airport is well connected to the city centre by bus, train and taxi. Cabs are metered, but you can expect to pay about $40* (just under £29) for a trip into ...SFO - SEA. Find cheap flights from San Francisco to Seattle from $107. Return. 1 adult. Economy. Direct flights only. Thu 16/5. Thu 23/5. Search hundreds of travel sites at once … 1 airport. The best one-way flight to San Francisco from Seattle in the past 72 hours is $69. The best round-trip flight deal from Seattle to San Francisco found on momondo in the last 72 hours is $131. The fastest flight from Seattle to San Francisco takes 2h 09m. Direct flights go from Seattle to San Francisco every day. It's quite rainy in Seattle. San Francisco usually gets less rain in January than Seattle. San Francisco gets 3.8 inches (96 mm) of rain, while Seattle receives 5.4 inches (136 mm) of rain this time of the year. Silicon Valley is roughly 30 minutes from the San Francisco International Airport during regular traffic. This is one of the two major airports near Silicon Valley. Popular Road Trip from San Francisco. Explore the Pacific coastline with a few different road trip itineraries to consider: San Francisco to Seattle in 3 daysFeb 17, 2021 · Traveling via train is an excellent way to reach San Francisco from Seattle. Amtrak's Coast Starlight runs north to south once daily, departing Seattle's King Street Station at 9:45 a.m. and arriving at the Emeryville Train Station at 8:10 a.m. the following day. From here, a complimentary Amtrak bus will drive you over to San Francisco's ... 3 days ago · One of the most popular airlines traveling from Seattle to San Francisco is Delta. Flights from Delta traveling this route typically cost $217.21 RT. This price is typically 64% cheaper than other airlines that offer Seattle to San Francisco flights. When booking this route, the cheapest RT price found was $89. San Francisco International Airport (IATA: SFO, ICAO: KSFO, FAA LID: SFO) is the primary international airport serving the San Francisco Bay Area in California, United States.It is located in San Mateo County.. SFO is the largest airport in the San Francisco Bay Area and the second-busiest in California, after Los Angeles International Airport …The San Francisco to Seattle drive time, without stops, takes about 13 hours. The drive time, including the stops on this itinerary, is slightly over 27 hours. Setting aside a week to genuinely experience these points of interest is heavily recommended, so you’re not rushing to get from one point to another. 384,871. Total cargo (tonnes) 484,100. Source: San Francisco International Airport [1] and FAA [2] [3] San Francisco International Airport ( IATA: SFO, ICAO: KSFO, FAA LID: SFO) is the primary international airport serving the San Francisco Bay Area in California, United States. It is located in San Mateo County. Prices were available within the past 7 days and start at $54 for one-way flights and $100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Diego to Seattle with no change fee on selected flights. Earn your airline miles on top of our rewards ... Drive • 13h 52m. Drive from Seattle, WA to San Francisco 812 miles. $140 - $220. Quickest way to get there Cheapest option Distance between. Wed 1/8 5:45 pm SEA - OAK. 1 stop 6h 12m Delta. Deal found 4/22 $366. Pick Dates. One of the most popular airlines traveling from Oakland, California to Seattle is Delta. Flights from Delta traveling this route typically cost $312.80 RT. This price is typically 51% cheaper than other airlines that offer Oakland, California to Seattle flights. It's quite rainy in Seattle. San Francisco usually gets less rain in January than Seattle. San Francisco gets 3.8 inches (96 mm) of rain, while Seattle receives 5.4 inches (136 mm) of rain this time of the year. Alaska Airlines, Inc., Delta and United Airlines fly from San Francisco International Airport to Seattle hourly. Alternatively, you can take a bus from San Francisco International Airport to Seattle via Daly City, Daly City BART Station, and Sacramento in around 20h 23m. Airlines. Seattle, Washington. Level Contributor . 10,856 posts. 86 reviews. ... San Francisco... Level Contributor . 60,973 posts. 137 reviews. 119 helpful votes. 5. ... TIPS - How to survive being stuck at an airport; Flights delays and cancellations resources; How do I effectively communicate with an airline?Each day, there are between 25 and 31 nonstop flights that take off from San Francisco and land in Seattle, with an average flight time of 2h 16m. The most common departure time …BART operates a vehicle from San Francisco International Airport to Millbrae every 15 minutes. Tickets cost $7 - $9 and the journey takes 4 min. Alternatively, SamTrans operates a bus from SFO Airport Terminal G-Lower Level to Millbrae BART-Bay 12 West Busway every 30 minutes. Tickets cost $2 - $5 and the journey takes 10 min.Cheap flights from San Francisco International to Seattle from C$135 | Skyscanner. Roundtrip One way Multi-city. Depart. 22/04/2024. Return. 29/04/2024. Travelers and … Drive • 13h 39m. Drive from Seattle Airport (SEA) to San Francisco 799.6 miles. $140 - $210. Quickest way to get there Cheapest option Distance between. Prices were available within the past 7 days and start at $54 for one-way flights and $100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from San Diego to Seattle with no change fee on selected flights. Earn your airline miles on top of our rewards ... Departure airport: San Francisco International Airport (SFO) Arrival airport: Seattle-Tacoma International Airport (SEA) With the airports selected, we can estimate the travel time to and from the airport, based on how far the airport is from downtown. Getting to the airport: 33 minutes. Getting to your destination: 33 minutes Flight Information. SFO offers nonstop flights to 130+ international and domestic destinations. More than 50 airlines serve SFO. Check flight arrivals and departures. Read tips for international travelers. Review the latest airport alerts and advisories. Find out which airlines serve SFO. Flixbus USA operates a bus from Seattle Tacoma Intl Airport to Seattle every 3 hours. Tickets cost $4 - $30 and the journey takes 20 min. Three other operators also service this route. Alternatively, Sound Transit operates a vehicle from SeaTac/Airport Station to Int'l Dist/Chinatown Station every 10 minutes.Cell Phone Waiting Lot. Charters. Getting Around SFO/AirTrain. Go SFO Shuttle. Parking at SFO. Book Parking. Long-Term Parking. Domestic/Hourly Parking. International/Hourly Parking.Seattle. £79 per passenger.Departing Thu, 16 May, returning Thu, 23 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from San …Tue, 25 Jun SEA - SFO with Alaska Airlines. Direct. from ₹ 5,452. San Francisco. ₹ 5,747 per passenger.Departing Wed, 25 Sep.One-way flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 25 Sep, arriving in San Francisco International.Price includes taxes and charges.From ₹ 5,747, select.There are 3 airlines that fly nonstop from San Francisco to Seattle. They are: Alaska Airlines, Delta and United Airlines. The cheapest price of all airlines flying this route was …There are 7 ways to get from San Francisco Airport (SFO) to Seattle by plane, subway, bus, train or car. Select an option below to see step-by-step directions and to compare …Departure airport: Seattle-Tacoma International Airport (SEA) Arrival airport: San Francisco International Airport (SFO) With the airports selected, we can estimate the travel time to and from the airport, based on how far the airport is from downtown. Getting to the airport: 33 minutes. Getting to your destination: 33 minutesFlight Departures information from Seattle Tacoma Airport - SEATAC (SEA): Status and Estimated times - Today ... San Francisco (SFO) 06:15 am DL2321. KE3101. KL6335. Delta Air Lines. Korean Air . KLM Royal Dutch Airlines . Landed - On-time [+] Newark (EWR) 06:19 am AS280. TN2465.How prices are estimated. In most cities, your cost is calculated up front, before you confirm your ride. In others, you will see an estimated price range (see applicable price terms in your city). Here are some fees and factors that can affect your price:Flight delays: If you are traveling today, please check your flight status before leaving for the airport. testing_button. We are experiencing issues with the EasyBiz travel portal. We apologize for the inconvenience and are working to resolve the issue. Please try again later.MEDFORD, Ore. — A United Airlines Boeing 737-800 was found to be missing an exterior panel after it landed at Rogue Valley International Medford Airport in Oregon from San Francisco.One-way car rental gives you the flexibility to plan your journey and gives you the perfect opportunity to explore in your own time. Maybe you’re heading back to college or university and need to hire a car to get you and your belongings there. One way car rental is the economical way to transport everything you need to take with you.Flight Departures information from Seattle Tacoma Airport - SEATAC (SEA): Status and Estimated times - Today ... San Francisco (SFO) 06:15 am DL2321. KE3101. KL6335. Delta Air Lines. Korean Air . KLM Royal Dutch Airlines . Landed - On-time [+] Newark (EWR) 06:19 am AS280. TN2465.*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions.Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.967 posts. 39 reviews. 31 helpful votes. Renting Car in San Francisco/Return Seattle! 15 years ago. I was looking into renting a car in San Francisco and we would like to return it in Seattle. The drop off charges are between $500-$1,000 added to the cost!San Francisco. £109 per passenger.Departing Sat, 8 Jun, returning Tue, 11 Jun.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from …San Francisco International Airport's Rental Car Center allows travelers to pick up and drop off rental cars at one convenient, central location. Getting to the Rental Car Center To access the Rental Car Center from the airport terminals, take the AirTrain Blue Line .San Francisco International Airport's Rental Car Center allows travelers to pick up and drop off rental cars at one convenient, central location. Getting to the Rental Car Center. To access the Rental Car Center from the airport terminals, take the AirTrain Blue Line. AirTrain, SFO's fully automated people mover system, operates 24 hours every ...San Francisco (SFO) San Jose (SJC) Check fares and availability to San Luis Obispo ... We fly to the following airports. United Kingdom & Ireland. Show destinations in Ireland. Show destinations in United Kingdom. ... Check fares and availability to San Jose Del Cabo (SJD) Morocco. Check fares and availability to Casablanca (CMN) Marrakech (RAK)The easiest way to get on the road to Seattle from San Francisco is via Interstate 5. If you are flying into San Francisco International Airport and road-tripping north, you can simply hop on US Highway 101 N. From …Tue, 25 Jun SEA - SFO with Alaska Airlines. Direct. from ₹ 5,452. San Francisco. ₹ 5,747 per passenger.Departing Wed, 25 Sep.One-way flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 25 Sep, arriving in San Francisco International.Price includes taxes and charges.From ₹ 5,747, select.Pacific Highway Route. (via Highways 1 & 101) 940 miles. 20 hours 30 minutes. Taking the quickest possible route, the road trip from Seattle to San Francisco takes 13 hours and spans 810 miles. This route never strays from the interstate, so aside from some highly recommended detours, the drive is extremely straightforward and … Drive • 13h 39m. Drive from Seattle Airport (SEA) to San Francisco 799.6 miles. $140 - $210. Quickest way to get there Cheapest option Distance between. It's quite rainy in Seattle. San Francisco usually gets less rain in January than Seattle. San Francisco gets 3.8 inches (96 mm) of rain, while Seattle receives 5.4 inches (136 mm) of rain this time of the year. Cheap flights from Seattle (SEA) to San Francisco (SFO) Prices were available within the past 7 days and start at CA $95 for one-way flights and CA $161 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to San Francisco with no change fee ...
Jun 17, 2019 · The estimated cost of a private jet from Seattle to San Francisco (one-way) is as follows: Light jet: starting at $8,640. Midsize jet: starting at $13,090. Super midsize jet: starting at $14,850. Choose Mercury Jets. . Photify ai
7. Crater Lake, Oregon. And just like that we’ve skipped state lines in our San Francisco to Seattle road trip! Visiting the Crater Lake National Park is a can’t-miss stop for you. The Crater Lake, which is the deepest lake in the United States, was formed when a super volcano erupted about 7,000 years ago.Each day, there are between 13 and 16 nonstop flights that take off from Santa Ana and land in Seattle, with an average flight time of 2h 55m. The most common departure time is 7:00 am and most flights take off in the morning. Each week, there are 109 flights. 09/10/24 - 09/14/24. from. $ 218*. Viewed: 15 hours ago. From. Seattle (SEA) To. San Francisco (SFO) Roundtrip. The Ultimate San Francisco to Seattle Road Trip. The route from San Francisco to Seattle is an epic drive through redwood forests, wine valleys, mountains and some of the county’s most gorgeous coastline. You’ll cover three states, at least three national parks, and see sweeping coastal views and no end of charming towns.In the Taipei-San Francisco market, the airline will face competition from rivals Eva Air and China Airlines, which operate the 6,454-mi. (5,608-nm) sector 3X-daily and 9X-weekly respectively at ...Home Routes Coast Starlight Train: Rider Guide. See the Pacific Ocean and the Cascade Mountain Range with a trip on Amtrak’s Coast Starlight route. It’s one of the most scenic in the United States with long-distance travel between Los Angeles and Seattle. Total travel time is 35 hours and you’ll spend one night on the train if you travel ...Tue, 25 Jun SEA - SFO with Alaska Airlines. Direct. from ₹ 5,452. San Francisco. ₹ 5,747 per passenger.Departing Wed, 25 Sep.One-way flight with Delta.Outbound direct flight with Delta departs from Seattle / Tacoma International on Wed, 25 Sep, arriving in San Francisco International.Price includes taxes and charges.From ₹ 5,747, select.Looking for car rentals at Seattle/Tacoma Airport? Search prices for Fox Autorent, Fox, Rent-A-Wreck and Thrifty. Save up to 40%. Latest prices: Economy $20/day. Compact $21/day. Compact $26/day. Intermediate $22/day. Intermediate $28/day. Standard $30/day. Search and find Seattle/Tacoma Airport rental car deals on KAYAK now.Home Routes Coast Starlight Train: Rider Guide. See the Pacific Ocean and the Cascade Mountain Range with a trip on Amtrak’s Coast Starlight route. It’s one of the most scenic in the United States with long-distance travel between Los Angeles and Seattle. Total travel time is 35 hours and you’ll spend one night on the train if you travel ... Cheap flights from Seattle (SEA) to San Francisco (SFO) Prices were available within the past 7 days and start at CA $95 for one-way flights and CA $161 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to San Francisco with no change fee ... If you include this extra time on the tarmac, the average total elapsed time from gate to gate flying from San Francisco, CA to Seattle, WA is 1 hour, 59 minutes. Finally, pilots might want to estimate the flight time using an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/h or 434 knots. For your San Francisco trip we have 7 passenger minivan rentals as well as 8 and 9 passenger minivan rental models. No matter how big your party is or what you want to bring along we have a minivan that can cater to your needs. You can further tailor your rental with our great deals on useful add-ons. Including a child seat can help you travel ...Roundtrip. Mon, May 6 - Thu, May 16. Location. All. Harvey Milk Terminal 1. Terminal 2. Terminal 3. International Terminal A. International Terminal G. Ed Lee International Main Hall. Security. SFO offers nonstop flights to Asia, South Pacific, Europe, Canada, Mexico, and the US; world-class facilities, shopping, dining and more!Distance from San Francisco to Seattle: approximately 900 miles. Start Your Reservation Today. 1. San Francisco ... Rent a Car in San Francisco Airport. 2. Medocino. Day 2: While you'll add some time to your trip by choosing to take US-1 North instead of I-5, you'll appreciate the stunning coastal views along the way. To start your journey ... Cheap Flights from Seattle to San Francisco (SEA-SFO) Prices were available within the past 7 days and start at $60 for one-way flights and $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to San Francisco with no change fee on ... Despite the region’s mild winter weather, San Francisco International ranks as the second worst airport for connecting flights. With four runways serving an average of 52,715 November and December domestic flights over the past three years, it had almost exactly the same number of flights per runway as Newark, just over 13,170.and leave at 5:22 pm. drive for about 2.5 hours. 7:38 pm Mount Rainier. stay for about 1 hour. and leave at 8:38 pm. drive for about 41 minutes. 9:19 pm arrive in Seattle. stay at Ace Hotel. day 2 driving ≈ 6.5 hours.Flight deals to San Francisco International. Looking for a cheap last-minute deal or the best round-trip flight to San Francisco International? Find the lowest prices on one-way and round-trip tickets right here. Tue, May 7 LAX – SFO with Frontier Airlines. Wed, May 8 SFO – LAX with Frontier Airlines. Wed, Sep 18 LAS – SFO with Frontier ....