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$69+ Cheap flights from Seattle (SEA) to San Francisco Bay Area

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SFO
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Seattle to San Francisco Bay Area

Keep the following information in mind while searching for Seattle to San Francisco Bay Area flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$121
(Kiwi.com)

One-way from

$69
(Delta)

Popular in

June

Cheapest in

January

Average price

$240
Provider with most accurate pricing for Seattle/Tacoma Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-San Francisco flights.
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From Seattle/Tacoma Intl to San Francisco Bay Area
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One-way flight from Seattle/Tacoma Intl to San Francisco Bay Area
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Highest demand for flights based on searches. 5% potential increase in price ($15 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Seattle to San Francisco Bay Area

Cheapest flights from Seattle to San Francisco Bay Area
Explore the most affordable flight options available from Seattle to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/110:25 amSEA - SFO
1 stop6h 13mMultiple Airlines
Wed 4/29:20 amSFO - SEA
1 stop5h 31mMultiple Airlines
Deal found 2/19$121
This Frontier deal was found by Cheapflights users on 2/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/1512:03 pmSEA - SFO
1 stop6h 04mFrontier
Mon 3/1710:59 pmSFO - SEA
1 stop10h 31mFrontier
Deal found 2/18$123
This Delta deal was found by Cheapflights users on 2/20. 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.
Thu 3/1311:50 amSEA - SFO
1 stop5h 39mDelta
Sun 3/166:05 amSFO - SEA
Nonstop2h 21mDelta
Deal found 2/20$127
This CheapOair deal was found by Cheapflights users on 2/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/298:39 pmSEA - SJC
1 stop11h 20mFrontier
Sat 4/52:40 pmSJC - SEA
1 stop21h 16mFrontier
Deal found 2/19$135
This Delta deal was found by Cheapflights users on 2/20. 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.
Fri 3/145:30 amSEA - SJC
1 stop6h 48mDelta
Mon 3/247:00 amSJC - SEA
1 stop5h 36mDelta
Deal found 2/20$137
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2212:30 pmSEA - SJC
1 stop6h 27mSpirit Airlines
Tue 4/297:34 pmSJC - SEA
2 stops24h 27mSpirit Airlines
Deal found 2/19$139
This Southwest deal was found by Cheapflights users on 2/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:45 amSEA - SJC
2 stops6h 40mSouthwest
Fri 4/45:40 pmSJC - SEA
1 stop6h 50mSouthwest
Deal found 2/19$142
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/217:00 amSEA - SJC
Nonstop2h 10mMultiple Airlines
Mon 3/247:54 pmSJC - SEA
1 stop12h 49mMultiple Airlines
Deal found 2/19$148
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 3/219:38 pmSEA - OAK
Nonstop2h 05mAlaska Airlines
Tue 3/256:43 amOAK - SEA
Nonstop2h 07mAlaska Airlines
Deal found 2/20$149
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/319:48 amSEA - OAK
2 stops23h 52mSpirit Airlines
Tue 4/11:12 pmOAK - SEA
2 stops19h 31mSpirit Airlines
Deal found 2/20$150
This Southwest deal was found by Cheapflights users on 2/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/25:15 amSEA - SFO
1 stop7h 45mSouthwest
Mon 4/74:15 pmSFO - SEA
1 stop8h 15mSouthwest
Deal found 2/20$151
This Delta deal was found by Cheapflights users on 2/20. 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.
Sat 3/225:30 amSEA - OAK
1 stop6h 43mDelta
Sun 3/236:00 amOAK - SEA
1 stop6h 25mDelta
Deal found 2/20$151

Find flights from Seattle to San Francisco Bay Area within your budget

Customize your flight search to find flights from Seattle to San Francisco Bay Area 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 February 20, 2025.

Fly from

Seattle

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 3/13

2:02 pm-12:43 am

1 stop10h 41m

San Francisco

Sun 3/16

6:00 am-8:15 am

Nonstop2h 15m

$122

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 3/27

10:20 am-4:22 pm

1 stop6h 02m

San Francisco

Sun 3/30

12:15 am-9:29 am

1 stop9h 14m

$123

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 3/13

9:25 am-5:29 pm

1 stop8h 04m

San Francisco

Sun 3/16

6:05 am-8:26 am

Nonstop2h 21m

$127

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 3/8

8:39 pm-6:59 am

1 stop10h 20m

San Jose

Mon 3/10

1:00 pm-9:30 am

1 stop20h 30m

$135

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 3/14

5:30 am-12:18 pm

1 stop6h 48m

San Jose

Tue 3/25

3:30 pm-8:46 pm

1 stop5h 16m

$137

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Fri 3/14

5:00 am-7:17 am

Nonstop2h 17m

San Francisco

Fri 3/21

6:00 am-8:27 am

Nonstop2h 27m

$138

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Mon 3/10

11:42 am-5:06 pm

1 stop5h 24m

San Jose

Wed 3/12

3:06 pm-5:19 pm

Nonstop2h 13m

$139

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 4/1

5:45 am-12:25 pm

2 stops6h 40m

San Jose

Fri 4/4

5:40 pm-12:30 am

1 stop6h 50m

$142

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Mon 3/17

7:57 pm-1:24 pm

2 stops17h 27m

San Jose

Thu 3/20

1:41 pm-8:43 am

1 stop19h 02m

$146

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Mon 3/10

7:00 am-9:14 am

Nonstop2h 14m

San Francisco

Tue 3/18

6:00 am-8:15 am

Nonstop2h 15m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 49 results
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Best time to book a flight from Seattle to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Seattle 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.

Travel insights for flights from Seattle to San Francisco Bay Area

Get recent, data-driven insights about flights from Seattle to San Francisco Bay Area including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seattle to San Francisco Bay Area?

Currently, January is the cheapest month in which you can book a flight from Seattle to San Francisco Bay Area (average of $276). Flying from Seattle to San Francisco Bay Area in June is currently the most expensive (average of $403). 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 SEA to XIH?

Find hourly flight availability from Seattle to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to San Francisco Bay Area as you normally would.

Weekly flight availability from Seattle to San Francisco Bay Area

Explore weekly flight availability from Seattle to San Francisco Bay Area. 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 February 20, 2025.

The most flights from SEA to zzXIH are scheduled on a Thursday (101 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).

Rainfall in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 in.

Temperature in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 San Francisco Bay Area. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Seattle to San Francisco Bay Area to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Food

7.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Seattle to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to San Francisco Bay Area?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to San Francisco Bay Area. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

  • How popular is this Seattle to San Francisco Bay Area flight route?

    This flight path from Seattle/Tacoma Intl to San Francisco Bay Area was viewed by 134 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Seattle to San Francisco Bay Area one-way?

    One-way options have recently been found by users for as low as $69 on Delta. Other airlines that offer cheap prices include Frontier from $70 and Spirit Airlines from $70 one-way.

  • What are the most popular routes from Seattle to San Francisco Bay Area?

    Most travelers choose Seattle/Tacoma Intl - San Francisco, Seattle/Tacoma Intl - San Jose or Seattle/Tacoma Intl - Oakland when deciding on the best route from Seattle to San Francisco Bay Area.

  • What are the most reliable airlines from Seattle to San Francisco Bay Area?

    No one likes to see their flight delayed. When booking a flight from Seattle to San Francisco Bay Area consider choosing Qantas Airways (90%), Copa Airlines (87%) or United Airlines (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to San Francisco Bay Area?

    Looking at all options, your cheapest flight can be booked for $78. While the most popular route (Seattle/Tacoma Intl - San Francisco) can be booked for $115 on average our data indicates $792 when flying from Seattle to San Francisco Bay Area.

  • Can I find deals for flights from Seattle to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Seattle to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to San Francisco Bay Area.

  • Can I find deals for business class flights from Seattle to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Seattle to San Francisco Bay Area 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 Seattle to San Francisco Bay Area?

    Currently, January is the cheapest month in which you can book a flight from Seattle to San Francisco Bay Area (average of $276). Flying from Seattle to San Francisco Bay Area in June is currently the most expensive (average of $403). 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.

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Alternative routes for Seattle to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Seattle to San Francisco Bay Area

Discover the top 7 airlines that operate flights from Seattle to San Francisco Bay Area. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$100Average$193FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$101Average$166FlexibilityNo cancel feeOn-time65%
DeltaCheapest$110Average$232FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$120Average$248FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$121Average$290FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$123Average$247FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$226Average$393FlexibilityNo cancel feeOn-time71%
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