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Washington, D.C.

$116+ Cheap flights from San Francisco Bay Area to Washington, D.C. (WAS)

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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — WAS
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to Washington, D.C.

Cheapest flights from San Francisco Bay Area to Washington, D.C.
Explore the most affordable flight options available from San Francisco Bay Area to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 30, 2026.

This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 4/292:09 pm
OAK
-
BWI
1 stop12h 35m
Alaska Airlines
Wed 5/67:04 am
BWI
-
OAK
1 stop9h 11m
Alaska Airlines
Deal found 3/25$269
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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.
Thu 4/306:20 am
OAK
-
BWI
1 stop20h 24m
Alaska Airlines
Wed 5/67:04 am
BWI
-
OAK
1 stop18h 28m
Alaska Airlines
Deal found 3/25$278
This Southwest deal was found by Cheapflights users on 3/26. 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.
Sat 5/26:25 am
SJC
-
BWI
1 stop7h 50m
Southwest
Tue 5/56:25 pm
BWI
-
SJC
1 stop7h 35m
Southwest
Deal found 3/26$288
This Southwest deal was found by Cheapflights users on 3/26. 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 5/277:45 pm
OAK
-
BWI
1 stop7h 00m
Southwest
Tue 6/23:25 pm
BWI
-
OAK
1 stop7h 55m
Southwest
Deal found 3/26$291
This Delta deal was found by Cheapflights users on 3/26. 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.
Tue 4/1411:00 pm
SJC
-
BWI
1 stop8h 46m
Delta
Sat 4/256:00 am
BWI
-
SJC
1 stop9h 21m
Delta
Deal found 3/26$291
This Southwest deal was found by Cheapflights users on 3/25. 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 4/225:25 am
SFO
-
DCA
2 stops10h 15m
Southwest
Tue 4/283:40 pm
DCA
-
SFO
2 stops10h 05m
Southwest
Deal found 3/25$293
This Southwest deal was found by Cheapflights users on 3/25. 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 4/1510:30 am
SFO
-
IAD
2 stops10h 10m
Southwest
Tue 4/214:30 pm
IAD
-
SFO
2 stops9h 45m
Southwest
Deal found 3/25$293
This Southwest deal was found by Cheapflights users on 3/26. 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 5/279:20 pm
OAK
-
DCA
2 stops8h 30m
Southwest
Tue 6/23:55 pm
DCA
-
OAK
2 stops9h 40m
Southwest
Deal found 3/26$293
This Kiwi.com deal was found by Cheapflights users on 3/26. 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.
Sat 4/256:00 am
SFO
-
DCA
1 stop7h 59m
Frontier
Wed 4/297:59 am
DCA
-
SFO
2 stops16h 40m
Frontier
Deal found 3/26$294
This Frontier deal was found by Cheapflights users on 3/26. 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.
Mon 3/309:04 pm
SFO
-
DCA
1 stop12h 00m
Frontier
Fri 4/31:00 pm
DCA
-
SFO
1 stop14h 23m
Frontier
Deal found 3/26$295
This Southwest deal was found by Cheapflights users on 3/25. 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 5/121:35 pm
SJC
-
IAD
1 stop7h 05m
Southwest
Tue 5/265:30 pm
IAD
-
SJC
1 stop7h 40m
Southwest
Deal found 3/25$295
This Frontier deal was found by Cheapflights users on 3/25. 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 4/116:00 am
SFO
-
DCA
1 stop12h 59m
Frontier
Tue 4/141:59 pm
DCA
-
SFO
1 stop12h 26m
Frontier
Deal found 3/25$296

Find flight deals from San Francisco Bay Area to Washington, D.C.

Keep the following information in mind while searching for San Francisco Bay Area to Washington, D.C. flight deals. Data was last updated March 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Alaska Airlines)

One-way from

$116
(CheapOair)

Popular in

December

Cheapest in

January

Average price

$469
Provider with most accurate pricing for San Francisco-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Washington, D.C. (WAS) flights.
Search Deals
From San Francisco Bay Area to Washington, D.C. (WAS)
Search Deals
One-way flight from San Francisco Bay Area to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco Bay Area to Washington, D.C. 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 March 30, 2026.
Use the filters below to find and compare flights from San Francisco Bay Area to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseBaltimore

SJC - BWI

SJCBWI

San Jose

Wed 4/29

1:45 pm-12:38 am

1 stop7h 53m

Baltimore/Washington

Tue 5/5

6:00 am-12:21 pm

1 stop9h 21m

$288

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Wed 4/29

5:25 am-6:40 pm

2 stops10h 15m

Washington, D.C. Reagan-National

Tue 5/5

3:40 pm-10:45 pm

2 stops10h 05m

$293

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Wed 4/22

10:30 am-11:40 pm

2 stops10h 10m

Washington, D.C. Dulles Intl

Tue 4/28

4:30 pm-11:15 pm

2 stops9h 45m

$293

San JoseBaltimore

SJC - BWI

SJCBWI

San Jose

Sat 5/2

6:25 am-6:25 pm

2 stops9h 00m

Baltimore/Washington

Tue 5/5

3:30 pm-8:25 pm

1 stop7h 55m

$293

San JoseBaltimore

SJC - BWI

SJCBWI

San Jose

Mon 4/13

12:05 pm-11:55 pm

1 stop8h 50m

Baltimore/Washington

Wed 4/15

6:50 am-1:45 pm

2 stops9h 55m

$306

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 6/9

10:59 pm-10:20 am

1 stop8h 21m

Washington, D.C. Dulles Intl

Tue 6/16

11:05 am-10:16 pm

2 stops14h 11m

$312

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Tue 5/19

7:00 am-9:24 pm

2 stops11h 24m

Washington, D.C. Dulles Intl

Wed 7/1

5:21 pm-9:49 pm

1 stop7h 28m

$312

San JoseWashington, D.C.

SJC - IAD

SJCIAD

San Jose

Sun 5/3

6:00 pm-9:15 am

2 stops12h 15m

Washington, D.C. Dulles Intl

Tue 5/5

6:00 am-12:21 pm

1 stop9h 21m

$312

San JoseBaltimore

SJC - BWI

SJCBWI

San Jose

Thu 4/30

10:24 am-5:44 am

1 stop16h 20m

Baltimore/Washington

Wed 5/6

7:04 am-1:50 pm

1 stop9h 46m

$315

OaklandWashington, D.C.

OAK - IAD

OAKIAD

Oakland

Thu 4/23

6:41 am-5:41 pm

1 stop8h 00m

Washington, D.C. Dulles Intl

Tue 4/28

6:47 pm-10:17 am

1 stop18h 30m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from San Francisco Bay Area to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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 Washington, D.C.

What is the cheapest month to book a flight from San Francisco Bay Area to Washington, D.C.?

Currently, May is the cheapest month in which you can book a flight from San Francisco Bay Area to Washington, D.C. (average of $118). Flying from San Francisco Bay Area to Washington, D.C. in November is currently the most expensive (average of $236). 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 WAS?

Find hourly flight availability from San Francisco Bay Area to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 30, 2026.

It’s typically best to fly out from San Francisco Bay Area to Washington, D.C. in the afternoon. Doing so could potentially save you 19% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from San Francisco Bay Area to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from San Francisco Bay Area to Washington, D.C.. Price data was last updated on August 31, 2025.

Travelers seeking maximum savings on their San Francisco Bay Area to Washington, D.C. flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco Bay Area to Washington, D.C.

Explore weekly flight availability from San Francisco Bay Area to Washington, D.C.. 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 March 30, 2026.

The most flights from zzXIH to WAS are scheduled on a Monday (36 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated March 30, 2026.
Read through reviews of airlines operating flights from San Francisco Bay Area to Washington, D.C., such as Southwest,Alaska Airlines, andHawaiian Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,329 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,329 reviews
Southwest
8.0
Very good
4,329 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Alaska Airlines
7.9
Good
12,139 reviews
Southwest
8.0
Very good
4,329 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Hawaiian Airlines
7.8
Good
2,837 reviews
Southwest
8.0
Very good
4,329 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,520 reviews
Southwest
8.0
Very good
4,329 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.7
Fair
3,008 reviews
Southwest
8.0
Very good
4,329 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

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

  • How long is the flight from San Francisco Bay Area to Washington, D.C.?

    For as low as $288, Delta can have you in Washington, D.C. from San Francisco Bay Area in 7h 53m. There are 2431 mi between San Francisco Bay Area and Washington, D.C.. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San Francisco Bay Area to Washington, D.C. one-way?

    The cheapest airlines for a one-way flight from San Francisco Bay Area to Washington, D.C. are Frontier ($75), American Airlines ($86), and Southwest ($97).

  • What are the most popular routes from San Francisco Bay Area to Washington, D.C.?

    While some choose either San Francisco - Washington, D.C. Reagan-National or San Francisco - Baltimore/Washington, San Francisco - Washington, D.C. Dulles Intl is the most popular route from San Francisco Bay Area to Washington, D.C..

  • What are the most reliable airlines from San Francisco Bay Area to Washington, D.C.?

    The top 3 most reliable airlines when flying from San Francisco Bay Area to Washington, D.C. are Egyptair (95%), Brussels Airlines (93%) and Lufthansa (93%).

  • What are the cheapest flights from San Francisco Bay Area to Washington, D.C.?

    Looking at all options, your cheapest flight can be booked for $198. While the most popular route (San Francisco - Washington, D.C. Dulles Intl) can be booked for $292 on average, our data indicates $1,397 when flying from San Francisco Bay Area to Washington, D.C..

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

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

  • How can I find direct flights from San Francisco Bay Area to Washington, D.C.?

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

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

    Yes. Cheapflights offers flight deals from San Francisco Bay Area to Washington, D.C. 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 Bay Area to Washington, D.C.?

    Currently, May is the cheapest month in which you can book a flight from San Francisco Bay Area to Washington, D.C. (average of $118). Flying from San Francisco Bay Area to Washington, D.C. in November is currently the most expensive (average of $236). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from San Francisco Bay Area to Washington, D.C.

Discover the top 10 airlines that operate flights from San Francisco Bay Area to Washington, D.C.. 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 March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$103Average$281FlexibilityNo cancel feeOn-time62%
DeltaCheapest$128Average$394FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$140Average$355FlexibilityNo cancel feeOn-time83%
Spirit AirlinesCheapest$161Average$225FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$172Average$479FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$176Average$289FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$178Average$489FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$196Average$438FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$212Average$415FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$238Average$421FlexibilityNo cancel feeOn-time75%

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