Cheap flights from San Francisco to Seattle from £68
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SEA
9 Jan — 16 Jan1
Return
1 adult
Economy
The best prices from San Francisco to Seattle/Tacoma Intl are usually found in January or October, booked 83 days in advance, depart on a Wednesday or Sunday and return on a Tuesday
Cheap flight deals from San Francisco to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 January 2025.
Explore the most affordable flight options available from San Francisco to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 January 2025.
Tue 25/316:33SFO - SEA
Nonstop2h 17mDelta
Wed 26/310:25SEA - SFO
Nonstop2h 24mDelta
Deal found 3/1£110
Tue 8/408:20SFO - SEA
Nonstop2h 17mAlaska Airlines
Wed 9/413:45SEA - SFO
Nonstop2h 11mAlaska Airlines
Deal found 3/1£112
Fri 14/222:35SFO - SEA
Nonstop2h 20mUnited Airlines
Mon 17/207:00SEA - SFO
Nonstop2h 16mUnited Airlines
Deal found 2/1£127
Tue 18/206:45SFO - SEA
2 stops10h 40mSouthwest
Sat 22/207:00SEA - SFO
2 stops9h 45mSouthwest
Deal found 3/1£188
Best flights from San Francisco to Seattle
Discover carefully curated flight deals from San Francisco to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 January 2025.
Tue 25/316:33SFO - SEA
Nonstop2h 17mDelta
Wed 26/310:25SEA - SFO
Nonstop2h 24mDelta
Deal found 3/1£110
Tue 8/408:20SFO - SEA
Nonstop2h 17mAlaska Airlines
Wed 9/413:45SEA - SFO
Nonstop2h 11mAlaska Airlines
Deal found 3/1£112
Fri 14/222:35SFO - SEA
Nonstop2h 20mUnited Airlines
Mon 17/207:00SEA - SFO
Nonstop2h 16mUnited Airlines
Deal found 2/1£127
Tue 18/206:45SFO - SEA
2 stops10h 40mSouthwest
Sat 22/207:00SEA - SFO
2 stops9h 45mSouthwest
Deal found 3/1£188
Direct flights from San Francisco to Seattle
Explore direct flight options from San Francisco to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 January 2025.
Tue 25/306:05SFO - SEA
Nonstop2h 21mDelta
Tue 25/320:10SEA - SFO
Nonstop2h 13mDelta
Deal found 3/1£110
Tue 8/408:20SFO - SEA
Nonstop2h 17mAlaska Airlines
Wed 9/413:45SEA - SFO
Nonstop2h 11mAlaska Airlines
Deal found 3/1£112
Fri 14/222:35SFO - SEA
Nonstop2h 20mUnited Airlines
Mon 17/207:00SEA - SFO
Nonstop2h 16mUnited Airlines
Deal found 2/1£127
Last-minute flights from San Francisco to Seattle
Discover last-minute flight deals from San Francisco to Seattle. Data last updated 4 January 2025 and is based on user searches.
Sat 11/119:55SFO - SEA
1 stop20h 05mAlaska Airlines
Sun 12/118:55SEA - SFO
Nonstop2h 13mAlaska Airlines
Deal found 3/1£183
Sat 11/113:25SFO - SEA
Nonstop2h 20mUnited Airlines
Sat 8/217:15SEA - SFO
Nonstop2h 19mUnited Airlines
Deal found 3/1£209
Sat 11/105:35SFO - SEA
2 stops8h 55mSouthwest
Sat 8/205:35SEA - SFO
1 stop9h 50mSouthwest
Deal found 3/1£276
Sun 12/113:30SFO - SEA
Nonstop2h 24mDelta
Mon 20/106:10SEA - SFO
Nonstop2h 21mDelta
Deal found 3/1£277
Tue 21/106:10SFO - SEA
Nonstop2h 25mDelta
Wed 29/117:35SEA - SFO
Nonstop2h 22mDelta
Deal found 2/1£118
Fri 31/116:32SFO - SEA
Nonstop2h 15mAlaska Airlines
Sat 8/215:55SEA - SFO
Nonstop2h 12mAlaska Airlines
Deal found 3/1£110
Fri 14/222:35SFO - SEA
Nonstop2h 20mUnited Airlines
Mon 17/207:00SEA - SFO
Nonstop2h 16mUnited Airlines
Deal found 2/1£127
Tue 18/206:45SFO - SEA
2 stops10h 40mSouthwest
Sat 22/207:00SEA - SFO
2 stops9h 45mSouthwest
Deal found 3/1£188
One-way flights from San Francisco to Seattle
Search for one-way flight options from San Francisco to Seattle. Find affordable one-way fares based on user searches. Data last updated 4 January 2025.
Mon 23/619:30SFO - SEA
Nonstop1h 59mUnited Airlines
Deal found 3/1£68
Fri 11/407:00SFO - SEA
Nonstop2h 14mAlaska Airlines
Deal found 3/1£69
Sun 23/206:10SFO - SEA
Nonstop2h 25mDelta
Deal found 4/1£72
Sat 1/207:50SFO - SEA
2 stops10h 35mSouthwest
Deal found 3/1£106
Find flights from San Francisco to Seattle within your budget
Customise your flight search to find flights from San Francisco to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 January 2025.
Fly from
Any airport
Fly to
Any airport
Route
Depart
Return
Price
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 25/3
16:33-18:50
Nonstop2h 17m
Seattle/Tacoma Intl
Wed 26/3
10:25-12:49
Nonstop2h 24m
£110
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 8/4
08:20-10:37
Nonstop2h 17m
Seattle/Tacoma Intl
Wed 9/4
13:45-15:56
Nonstop2h 11m
£112
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 14/2
22:35-00:55
Nonstop2h 20m
Seattle/Tacoma Intl
Mon 17/2
07:00-09:16
Nonstop2h 16m
£127
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 18/2
06:45-17:25
2 stops10h 40m
Seattle/Tacoma Intl
Sat 22/2
07:00-16:45
2 stops9h 45m
£188
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Mon 23/6
06:05-08:20
Nonstop2h 15m
£68
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 11/4
07:00-09:14
Nonstop2h 14m
£69
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 14/2
22:35-00:55
Nonstop2h 20m
£76
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 1/2
07:50-18:25
2 stops10h 35m
£106
Flights are sorted by cheapest return flights first.
Deals found on 3/1
Best time to book a flight from San Francisco to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Travel insights for flights from San Francisco to Seattle
Get recent, data-driven insights about flights from San Francisco to Seattle including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from San Francisco to Seattle?
Use this chart to determine the optimal time to book a return flight from San Francisco to Seattle. Price data was last updated on 27 December 2024.
To ensure you get the cheapest price possible for a flight from San Francisco to Seattle, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Francisco to Seattle?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Seattle (average of £622). Flying from San Francisco to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SFO to SEA?
Find hourly flight availability from San Francisco to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 January 2025.
A simple way to save on the total cost of your ticket is to fly from San Francisco to Seattle in the morning. If you’re flexible enough to do this you can expect to save up to 7% on your trip compared to booking a flight at midday.
Rainfall in Seattle by month
Plan your trip to Seattle by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.
Temperature in Seattle by month
Plan your trip to Seattle by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 4 January 2025.
Read through reviews of airlines operating flights from San Francisco to Seattle, such as Delta, Alaska Airlines and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Sheila did great! First time I have ever seen all three people in an exit row get out and read the safety information card AFTER the briefing. I like the boarding process. It seems a shame to UN-differentiate SW because of abuse of the early boarding process.
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airports do I use to fly from San Francisco to Seattle?
If you book a flight from San Francisco to Seattle, you will be flying from San Francisco to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from San Francisco (SFO) take 2h 16m for a nonstop flight. There are 44 flights from San Francisco to Seattle per day from 1 airline.
How popular is this San Francisco to Seattle flight route?
Flights from San Francisco to Seattle/Tacoma Intl have been viewed 24 times in the past calendar month.
What are the cheapest airlines flying from San Francisco to Seattle round-trip?
Currently priced at £110, Delta will fly you from San Francisco to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and United Airlines - these airlines can fly you to your destination from £112 and £127, respectively. Delta is priced at 44% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from San Francisco to Seattle one-way?
The cheapet airlines for a one-way flight from San Francisco to Seattle are United Airlines (£68), Alaska Airlines (£69), and Delta (£72).
What are the most reliable airlines from San Francisco to Seattle?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Seattle on time: Horizon Air (90%), Aeromexico (90%), Scandinavian Airlines (87%).
Can I find deals for flights from San Francisco to Seattle that include hotel bookings?
Yes. In addition to deals on San Francisco to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Francisco to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Seattle.
Can I find deals for business class flights from San Francisco to Seattle?
Yes. Cheapflights offers flight deals from San Francisco to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Francisco to Seattle?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Seattle (average of £622). Flying from San Francisco to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 4 January 2025.
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 January 2025.
Discover the top airline that operate flights from San Francisco to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 January 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from San Francisco to Seattle?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from San Francisco today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Seattle?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Francisco to Seattle for you. Better yet — we are completely free to use.
Can Cheapflights find flights from San Francisco to Seattle with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from San Francisco to Seattle, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from San Francisco to Seattle become cheaper?
Of course! You can now track prices for flights from San Francisco to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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