Cheap flights from San Francisco to Seattle from C$ 108
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 29/3. Fares are subject to change and may not be available on all flights or dates of travel.
The best prices from San Francisco to Seattle/Tacoma Intl are usually found in October or January, booked 72 days in advance, depart on a Sunday or Tuesday and return on a Friday
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 20 February 2025.
Round-trip from | C$ 180 |
---|---|
One-way from | C$ 108 |
Popular in | June |
Cheapest in | October |
Average price | C$ 337 |
Good round-trip deal | C$ 174 or less |
Good one-way deal | C$ 142 or less |
Find flight deals from San Francisco to Seattle
Cheapest flights from San Francisco to SeattleExplore 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 20 February 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 20 February 2025.
Find flights from San Francisco to Seattle within your budget
Customize 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 629,999 searches. Data last updated 20 February 2025.
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Thu 13/3
6:05 a.m.-8:26 a.m.
Nonstop2h 21m
Seattle/Tacoma Intl
Mon 17/3
11:50 a.m.-5:29 p.m.
1 stop5h 39m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Wed 26/3
9:20 a.m.-7:52 p.m.
1 stop10h 32m
Seattle/Tacoma Intl
Mon 31/3
7:05 p.m.-9:23 p.m.
Nonstop2h 18m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Wed 9/4
11:00 a.m.-1:17 p.m.
Nonstop2h 17m
Seattle/Tacoma Intl
Mon 14/4
9:35 p.m.-11:44 p.m.
Nonstop2h 09m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Thu 27/3
10:35 p.m.-12:55 a.m.
Nonstop2h 20m
Seattle/Tacoma Intl
Sun 30/3
5:15 a.m.-7:27 a.m.
Nonstop2h 12m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 25/3
3:50 p.m.-11:45 p.m.
1 stop7h 55m
Seattle/Tacoma Intl
Fri 28/3
5:00 a.m.-12:45 p.m.
1 stop7h 45m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Tue 4/3
8:30 a.m.-10:38 p.m.
1 stop14h 08m
Seattle/Tacoma Intl
Tue 11/3
11:48 p.m.-1:54 p.m.
1 stop14h 06m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 29/3
6:35 p.m.-12:50 a.m.
1 stop6h 15m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Wed 16/4
2:39 p.m.-4:53 p.m.
Nonstop2h 14m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Fri 14/3
1:35 p.m.-3:54 p.m.
Nonstop2h 19m
San FranciscoSeattle
SFO - SEA
SFOSEA
San Francisco
Sat 22/3
6:15 p.m.-8:36 p.m.
Nonstop2h 21m
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.
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 round-trip flight from San Francisco to Seattle. Price data was last updated on 14 February 2025.
The price you pay for your flight from San Francisco to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 C$ 262). Flying from San Francisco to Seattle in April is currently the most expensive (average of C$ 382). 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 20 February 2025.
It’s typically best to fly out from San Francisco to Seattle at noon. Doing so could potentially save you 56% on the flight price compared to flying in the evening, which is usually more expensive.
Weekly flight availability from San Francisco to Seattle
Explore weekly flight availability from San Francisco to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 February 2025.
The most flights from SFO to SEA are scheduled on a Thursday (98 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 on average).
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 mm 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 20 February 2025.
To help decide which airline to fly from San Francisco to Seattle, see what other customers have to say about Southwest, Alaska Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Crew
Food
Comfort
Overall
Boarding
Reviews
Tim,Jul 2024
DEN - SEA
Entertainment
Crew
Food
Comfort
Overall
Boarding
Reviews
Tim,Jul 2024
DEN - SEA
Entertainment
Crew
Food
Comfort
Overall
Boarding
Reviews
Tim,Jul 2024
DEN - SEA
Entertainment
Crew
Food
Comfort
Overall
Boarding
Reviews
Tim,Jul 2024
DEN - SEA
Entertainment
Crew
Food
Comfort
Overall
Boarding
Reviews
Tim,Jul 2024
DEN - SEA
Entertainment
Crew
Food
Comfort
Overall
Boarding
Reviews
Tim,Jul 2024
DEN - SEA
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.
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Alternative routes for San Francisco to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from San Francisco to Seattle
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 629,999 searches. Data last updated 20 February 2025.
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How does Cheapflights help users find flights from San Francisco to Seattle?
Deals for San Francisco to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Seattle?
Cheapflights helps you find that perfect flight to Seattle from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from San Francisco to Seattle with no change fees?
Need flexible booking options for your flight to Seattle from San Francisco? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from San Francisco to Seattle become cheaper?
Yes! Start tracking prices for San Francisco to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.