$59+ Cheap flights from San Francisco Bay Area to Seattle (SEA)
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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SEA
Jan 15 — Jan 221
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco Bay Area to Seattle
Cheapest flights from San Francisco Bay Area to SeattleExplore the most affordable flight options available from San Francisco Bay Area to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.
Explore the most affordable flight options available from San Francisco Bay Area to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:41 pmSFO - SEA
Nonstop2h 18mAlaska Airlines
Thu 1/88:50 pmSEA - SFO
Nonstop2h 13mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:50 pmSFO - SEA
Nonstop2h 15mAlaska Airlines
Thu 1/88:50 pmSEA - SFO
Nonstop2h 13mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:41 pmSFO - SEA
Nonstop2h 18mAlaska Airlines
Wed 1/73:45 pmSEA - SFO
Nonstop2h 14mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amSFO - SEA
Nonstop2h 17mAlaska Airlines
Wed 1/71:36 pmSEA - SFO
Nonstop2h 14mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$234
This Alaska Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:01 pmOAK - SEA
Nonstop2h 08mAlaska Airlines
Fri 1/236:32 pmSEA - OAK
Nonstop2h 08mAlaska Airlines
Deal found 12/14![Alaska Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:45 amSFO - SEA
Nonstop2h 21mDelta
Wed 1/77:15 amSEA - SFO
Nonstop2h 20mDelta
Deal found 12/15![Delta logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:41 pmSFO - SEA
Nonstop2h 18mAlaska Airlines
Mon 1/59:35 pmSEA - SFO
Nonstop2h 19mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:42 pmSFO - SEA
Nonstop2h 17mHawaiian Airlines
Mon 1/56:04 pmSEA - SFO
1 stop3h 32mHawaiian Airlines
Deal found 12/15![Hawaiian Airlines logo]()
$251
This Alaska Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:10 amOAK - SEA
Nonstop2h 13mAlaska Airlines
Tue 1/138:56 amSEA - OAK
Nonstop2h 07mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$252
This Alaska Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:42 pmSFO - SEA
Nonstop2h 17mAlaska Airlines
Mon 1/59:35 pmSEA - SFO
Nonstop2h 19mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:45 pmSFO - SEA
Nonstop2h 16mAlaska Airlines
Thu 1/87:45 pmSEA - SFO
Nonstop2h 13mAlaska Airlines
Deal found 12/15![Alaska Airlines logo]()
$257
This deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:57 pmSJC - SEA
Nonstop2h 17mAlaska Airlines
Wed 1/711:35 amSEA - SJC
1 stop5h 02mAlaska Airlines
Deal found 12/16![Alaska Airlines logo]()
$260
Find flight deals from San Francisco Bay Area to Seattle
Keep the following information in mind while searching for San Francisco Bay Area to Seattle flight deals. Data was last updated December 16, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $116 (Kiwi.com) |
One-way from | $59 (Southwest) |
Popular in | December |
Cheapest in | January |
Average price | $301 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco Bay Area 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 2,558,603 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Seattle that are best for you.
Fly from
San Francisco Bay Area
Fly to
Seattle
Route
Depart
Return
Price
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Thu 3/5
7:57 pm-10:05 pm
Nonstop2h 08m
Seattle/Tacoma Intl
Tue 3/10
7:50 pm-9:52 pm
Nonstop2h 02m
$117
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Mon 1/12
2:25 pm-4:46 pm
Nonstop2h 21m
Seattle/Tacoma Intl
Thu 1/15
8:35 am-10:57 am
Nonstop2h 22m
$117
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Thu 3/5
6:00 am-8:25 am
Nonstop2h 25m
Seattle/Tacoma Intl
Thu 3/5
7:55 pm-10:10 pm
Nonstop2h 15m
$117
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Fri 2/6
9:33 pm-11:36 pm
Nonstop2h 03m
Seattle/Tacoma Intl
Sun 2/8
9:59 pm-11:59 pm
Nonstop2h 00m
$117
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Mon 1/19
7:45 am-10:13 am
Nonstop2h 28m
Seattle/Tacoma Intl
Wed 1/21
8:35 am-10:57 am
Nonstop2h 22m
$117
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Fri 3/6
6:00 am-8:25 am
Nonstop2h 25m
Seattle/Tacoma Intl
Sun 3/8
6:55 am-9:00 am
Nonstop2h 05m
$117
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Thu 3/5
7:57 pm-10:05 pm
Nonstop2h 08m
Seattle/Tacoma Intl
Sat 3/7
7:50 pm-9:52 pm
Nonstop2h 02m
$117
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Mon 2/2
2:25 pm-4:46 pm
Nonstop2h 21m
Seattle/Tacoma Intl
Tue 2/10
7:50 pm-10:07 pm
Nonstop2h 17m
$117
Santa RosaSeattle
STS - SEA
STSSEA
Santa Rosa Sonoma County
Mon 3/2
7:57 pm-10:05 pm
Nonstop2h 08m
Seattle/Tacoma Intl
Mon 3/9
9:48 pm-11:50 pm
Nonstop2h 02m
$117
San JoseSeattle
SJC - SEA
SJCSEA
San Jose
Wed 2/25
7:15 am-9:45 am
Nonstop2h 30m
Seattle/Tacoma Intl
Sat 2/28
8:35 am-10:55 am
Nonstop2h 20m
$117
Showing 1-10 of 60 results
Best time to book a flight from San Francisco Bay Area to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from San Francisco Bay Area with our price prediction graph.
Estimated round-trip 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.
Cheapflights Insights
Everything you need to know about your flight from San Francisco Bay Area to Seattle
What is the cheapest month to book a flight from San Francisco Bay Area to Seattle?
Currently, January is the cheapest month in which you can book a flight from San Francisco Bay Area to Seattle (average of $82). Flying from San Francisco Bay Area to Seattle in May is currently the most expensive (average of $137). 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 XIH to SEA?
Find hourly flight availability from San Francisco Bay Area 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 December 16, 2025.
When flying from San Francisco Bay Area to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 26% versus a flight in the morning.
What is the cheapest day to fly from San Francisco Bay Area to Seattle?
Use this chart to determine the cheapest time to fly round-trip from San Francisco Bay Area to Seattle. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Francisco Bay Area to Seattle flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 December 16, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from San Francisco Bay Area to Seattle have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
8.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
8.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
8.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
8.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
8.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Food
7.1
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
8.0
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Dec 2025
SJC - SEA
Related info for your journey
Find useful and relevant information for your journey from San Francisco Bay Area to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Francisco Bay Area to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from San Francisco Bay Area to Seattle
Discover the top 8 airlines that operate flights from San Francisco Bay Area 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 2,558,603 searches. Data last updated December 16, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$67 | Average$200 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$101 | Average$230 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$108 | Average$257 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$110 | Average$217 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$127 | Average$298 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$134 | Average$246 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$135 | Average$280 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$257 | Average$384 | FlexibilityNo cancel fee | On-time71% |