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San Francisco Bay Area

$46+ Cheap flights from Washington 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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SFO
Oct 24 — Oct 311
Fri 10/24
Fri 10/31
1 adult, Economy
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Cheap flight deals from Washington to San Francisco Bay Area

Keep the following information in mind while searching for Washington to San Francisco Bay Area flight deals. Data was last updated September 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$106
(Alaska Airlines)

One-way from

$46
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$265
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 Washington to San Francisco Bay Area
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One-way flight from Washington to San Francisco Bay Area
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Highest demand for flights based on searches. 1% potential increase in price ($3 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 September 2025
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Find flight deals from Washington to San Francisco Bay Area

Cheapest flights from Washington to San Francisco Bay Area
Explore the most affordable flight options available from Washington to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 10/187:55 pmSEA - STS
Nonstop2h 11mAlaska Airlines
Tue 10/217:05 amSTS - SEA
Nonstop2h 03mAlaska Airlines
Deal found 9/23$106
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 11/87:00 amPDX - SFO
Nonstop1h 55mAlaska Airlines
Sat 12/66:59 pmSFO - PDX
Nonstop1h 51mAlaska Airlines
Deal found 9/24$106
This Southwest deal was found by Cheapflights users on 9/24. 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 11/195:30 amPDX - OAK
1 stop5h 45mSouthwest
Sat 11/228:25 pmOAK - PDX
Nonstop1h 45mSouthwest
Deal found 9/24$111
This Southwest deal was found by Cheapflights users on 9/23. 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.
Mon 10/279:55 pmPDX - OAK
Nonstop1h 45mSouthwest
Tue 10/287:35 amOAK - PDX
2 stops7h 00mSouthwest
Deal found 9/23$112
This Kiwi.com deal was found by Cheapflights users on 9/23. 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.
Thu 10/167:00 amPDX - SFO
Nonstop1h 48mHawaiian Airlines
Mon 10/209:47 pmSFO - PDX
Nonstop1h 45mHawaiian Airlines
Deal found 9/23$116
This Trip.com deal was found by Cheapflights users on 9/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:35 pmPDX - SFO
Nonstop1h 50mHawaiian Airlines
Thu 10/308:00 amSFO - PDX
Nonstop1h 49mHawaiian Airlines
Deal found 9/24$117
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:55 pmPDX - SFO
Nonstop2h 09mAlaska Airlines
Mon 10/209:47 pmSFO - PDX
Nonstop1h 45mAlaska Airlines
Deal found 9/24$118
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:35 pmPDX - SFO
Nonstop1h 50mAlaska Airlines
Thu 10/308:00 amSFO - PDX
Nonstop1h 49mAlaska Airlines
Deal found 9/24$119
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 12/1311:26 amSEA - STS
Nonstop2h 03mAlaska Airlines
Thu 12/182:24 pmSTS - SEA
Nonstop2h 05mAlaska Airlines
Deal found 9/23$120
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 11/41:25 pmPAE - SFO
Nonstop2h 11mAlaska Airlines
Tue 11/49:45 pmSFO - PAE
Nonstop2h 10mAlaska Airlines
Deal found 9/23$121
This Southwest deal was found by Cheapflights users on 9/24. 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.
Fri 10/249:55 pmPDX - OAK
Nonstop1h 45mSouthwest
Mon 10/278:35 pmOAK - PDX
Nonstop1h 40mSouthwest
Deal found 9/24$122
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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 10/242:30 pmPDX - SFO
Nonstop1h 51mAlaska Airlines
Wed 10/298:00 amSFO - PDX
Nonstop1h 49mAlaska Airlines
Deal found 9/24$122

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 September 24, 2025.
Use the filters below to find and compare flights from Washington to San Francisco Bay Area that are best for you.

Fly from

Washington

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Wed 10/15

11:23 am-1:36 pm

Nonstop2h 13m

Santa Rosa Sonoma County

Thu 10/23

2:30 pm-4:37 pm

Nonstop2h 07m

$120

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Sat 12/13

11:26 am-1:29 pm

Nonstop2h 03m

Santa Rosa Sonoma County

Sun 12/14

2:21 pm-4:29 pm

Nonstop2h 08m

$120

EverettSan Francisco

PAE - SFO

PAESFO

Everett Paine Field

Tue 11/4

1:25 pm-3:36 pm

Nonstop2h 11m

San Francisco

Tue 11/4

9:45 pm-11:55 pm

Nonstop2h 10m

$121

EverettSan Francisco

PAE - SFO

PAESFO

Everett Paine Field

Sat 1/17

2:30 pm-4:41 pm

Nonstop2h 11m

San Francisco

Tue 1/20

11:30 am-1:37 pm

Nonstop2h 07m

$121

PortlandSan Jose

PDX - SJC

PDXSJC

Portland

Wed 11/19

5:30 am-3:00 pm

2 stops9h 30m

San Jose

Wed 11/19

4:40 pm-10:30 pm

1 stop5h 50m

$122

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Fri 12/19

9:50 pm-11:49 pm

Nonstop1h 59m

San Francisco

Tue 12/23

7:45 am-9:35 am

Nonstop1h 50m

$127

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Sat 11/8

7:00 am-8:55 am

Nonstop1h 55m

San Francisco

Sun 12/7

9:57 pm-11:46 pm

Nonstop1h 49m

$127

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Sat 1/17

5:30 am-8:49 am

1 stop3h 19m

San Francisco

Tue 1/20

9:40 pm-11:55 pm

Nonstop2h 15m

$132

SeattleSan Francisco

SEA - SFO

SEASFO

Seattle/Tacoma Intl

Thu 10/30

10:25 am-12:43 pm

Nonstop2h 18m

San Francisco

Sun 11/2

5:15 am-7:35 am

Nonstop2h 20m

$135

PortlandSan Francisco

PDX - SFO

PDXSFO

Portland

Tue 10/21

7:00 am-8:48 am

Nonstop1h 48m

San Francisco

Wed 10/22

8:00 am-9:47 am

Nonstop1h 47m

$135

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Showing 1-10 of 60 results
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Best time to book a flight from Washington to San Francisco Bay Area

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

What is the cheapest month to book a flight from State of Washington to San Francisco Bay Area?

Currently, January is the cheapest month in which you can book a flight from State of Washington to San Francisco Bay Area (average of $276). Flying from State of Washington to San Francisco Bay Area in June is currently the most expensive (average of $357). 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 WA to XIH?

Find hourly flight availability from Washington 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 September 24, 2025.

When flying from State of Washington to San Francisco Bay Area, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to San Francisco Bay Area

Explore weekly flight availability from Washington 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 September 24, 2025.

The most flights from USWA to zzXIH are scheduled on a Wednesday (111 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).

Related info for your journey

Find useful and relevant information for your journey from Washington 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.

  • How popular is this State of Washington to San Francisco Bay Area flight route?

    The Washington to San Francisco Bay Area flight path was viewed by 138 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from State of Washington to San Francisco Bay Area?

    There are many flights that can get you from State of Washington to San Francisco Bay Area in 2h 13m. Fly via Alaska Airlines, Southwest, or Delta to get the fastest option. Airlines will cover a distance of 618 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $49. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from State of Washington to San Francisco Bay Area for a low price.

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

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

  • How can I find direct flights from Washington 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 Washington to San Francisco Bay Area.

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to San Francisco Bay Area?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to San Francisco Bay Area (average of $276). Flying from State of Washington to San Francisco Bay Area in June is currently the most expensive (average of $357). 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.

See more FAQs

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Alternative routes for Washington 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 9 airlines flying from Washington to San Francisco Bay Area

Discover the top 9 airlines that operate flights from Washington 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 September 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$82Average$142FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$88Average$246FlexibilityNo cancel feeOn-time85%
Spirit AirlinesCheapest$91Average$217FlexibilityNo cancel feeOn-time65%
DeltaCheapest$98Average$262FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$100Average$213FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$116Average$381FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$119Average$279FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$126Average$277FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$226Average$382FlexibilityNo cancel feeOn-time71%

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