How popular is this San Francisco to Washington, D.C. flight route?

This flight path from San Francisco to Washington, D.C. was viewed by 9 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 flying from San Francisco to Washington, D.C. round-trip?

Cheapflights users have booked flights from San Francisco to Washington, D.C. round-trip from $256. Other airlines that can offer you cheap pricing are JetBlue, from $259, and Alaska Airlines, from $279. Frontier is priced at 40% lower than the current average price of a flight leaving 3 months from now.

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

$135 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Hawaiian Airlines and JetBlue, with prices starting from $136 and $139, respectively.

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

When deciding which route to take from San Francisco to Washington, D.C. consider San Francisco - Washington, D.C. Dulles Intl, San Francisco - Washington, D.C. Reagan-National or San Francisco - Baltimore/Washington as they are the most popular.

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

On average you can expect to pay $797 for a flight from San Francisco to Washington, D.C.. The cheapest flight overall is $125 while the most popular route, (San Francisco - Washington, D.C. Dulles Intl) is currently priced at $288.

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

No one likes to see their flight delayed. When booking a flight from San Francisco to Washington, D.C. consider choosing Virgin Australia (85%), United Airlines (85%) or Air New Zealand (85%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from San Francisco to Washington, D.C.?

American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from San Francisco to Washington, D.C..

Where are the most common layover locations when flying from San Francisco to Washington, D.C.?

Most of the time, San Francisco to Washington, D.C. flights that have layovers will stop in Denver. Atlanta sees the next most layovers on San Francisco to Washington, D.C. flights.

Where are the least popular layover locations for San Francisco to Washington, D.C. flights?

San Francisco to Washington, D.C. flights have a layover in Chicago least often. Charlotte follows Chicago in terms of the least common layover location on San Francisco to Washington, D.C. flights.

What are some popular things to do or see while on a layover in Denver?

Coors Field, Paramount Theatre, and Larimer Square are currently the most popular points of interest in Denver at the moment. Coors Field, Paramount Theatre, and Larimer Square can be accessed by traveling approximately 18.4 mi, 18.6 mi, and 18.9 mi, respectively from Denver Intl. Those landing in Denver looking to spend some time exploring during their layover can rent a car for about $54 per day.

What are some popular points of interest to see during a layover in Atlanta?

If you're on a layover in Atlanta and looking for things to do, consider visiting Georgia Aquarium, Fox Theatre, or World of Coca-Cola. Those on a layover in Atlanta interested in visiting Georgia Aquarium, Fox Theatre, or World of Coca-Cola can do so by traveling 8.6 mi, 9.3 mi, and 8.6 mi, respectively from Atlanta Hartsfield-Jackson. Travelers can rent a car at Atlanta Hartsfield-Jackson for an average daily rate of $52 to make sightseeing during their layover a little easier.

What is the cheapest day to fly round-trip from San Francisco to Washington, D.C.?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C.. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from San Francisco to Washington, D.C.?

To save on the cost of your flight from San Francisco to Washington, D.C., book at least 29 days before your planned departure. Booking around this time can save you about 79% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $445 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $628.

What is the cheapest month to fly from San Francisco to Washington, D.C.?

February is one of the best times of the year to fly to Washington, D.C. from San Francisco. Prices for February average $431 per person but you can even find prices for as low as $157. The most expensive prices can be found in the month of December. Opting for a February flight can save you 17% on your journey compared to booking in December

What airport do you fly from for flights from San Francisco to Washington, D.C.?

Most people fly from San Francisco (SFO) if they book a flight from San Francisco to Washington, D.C.. On average, San Francisco has 34 outbound flights to Washington, D.C. per day from 10 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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

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

How can I find direct flights from San Francisco 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 to Washington, D.C..

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

Yes. Cheapflights offers flight deals from San Francisco 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.

$135+ Flights from San Francisco to Washington, D.C.

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Cheapflights Tip: The best prices from San Francisco to Washington, D.C. are usually found in February or September, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from San Francisco to Washington, D.C.

Round-trip from	$256 (FlightHub)
One-way from	$135 (FlightHub)
Popular in	December
Cheapest in	February
Average price	$446
Good round-trip deal	$357 or less
Good one-way deal	$198 or less

From San Francisco to Washington, D.C. (WAS)

Search Deals

One-way flight from San Francisco to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

Price to beat on a round-trip flight from San Francisco to Washington, D.C. (WAS).

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Price to beat on a one-way flight from San Francisco to Washington, D.C. (WAS).

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

Cheapest flights from San Francisco to Washington, D.C.
Explore the most affordable flight options available from San Francisco to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Tue 7/151:09 pmSFO - IAD

1 stop14h 25mFrontier

Tue 7/227:30 amIAD - SFO

1 stop7h 45mFrontier

Deal found 6/9

$256

Tue 8/1210:10 pmSFO - DCA

1 stop9h 28mJetBlue

Wed 8/205:40 pmDCA - SFO

1 stop9h 55mJetBlue

Deal found 6/12

$259

Sun 10/56:00 amSFO - DCA

1 stop8h 01mFrontier

Sat 10/116:00 pmDCA - SFO

1 stop16h 46mFrontier

Deal found 6/10

$261

Fri 9/126:00 amSFO - BWI

1 stop9h 04mFrontier

Sun 9/146:49 pmBWI - SFO

1 stop8h 25mFrontier

Deal found 6/10

$270

Tue 8/1210:43 pmSFO - IAD

Nonstop5h 07mAlaska Airlines

Wed 8/138:19 pmIAD - SFO

1 stop14h 09mAlaska Airlines

Deal found 6/9

$279

Sat 8/166:25 pmSFO - BWI

1 stop13h 58mSun Country Air

Sun 8/2412:23 pmBWI - SFO

1 stop13h 28mSun Country Air

Deal found 6/10

$280

Tue 8/129:45 amSFO - DCA

Nonstop5h 13mAlaska Airlines

Wed 8/208:59 amDCA - SFO

1 stop18h 00mAlaska Airlines

Deal found 6/10

$282

Tue 8/127:20 amSFO - IAD

1 stop8h 39mHawaiian Airlines

Wed 8/137:59 pmIAD - SFO

Nonstop5h 47mHawaiian Airlines

Deal found 6/11

$284

Wed 8/139:45 amSFO - DCA

Nonstop5h 13mHawaiian Airlines

Sat 8/166:58 pmDCA - SFO

Nonstop5h 55mHawaiian Airlines

Deal found 6/11

$288

Mon 7/2811:59 pmSFO - IAD

1 stop8h 38mSun Country Air

Thu 8/71:28 pmIAD - SFO

1 stop12h 28mSun Country Air

Deal found 6/10

$295

Tue 8/1212:35 amSFO - DCA

1 stop7h 29mDelta

Wed 8/2712:00 pmDCA - SFO

1 stop8h 48mDelta

Deal found 6/12

$297

Tue 8/268:00 amSFO - BWI

1 stop13h 08mAmerican Airlines

Sat 8/306:00 amBWI - SFO

1 stop16h 00mAmerican Airlines

Deal found 6/11

$301

Best flights from San Francisco to Washington, D.C.
Discover carefully curated flight deals from San Francisco to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Tue 7/151:09 pmSFO - IAD

1 stop14h 25mFrontier

Tue 7/227:30 amIAD - SFO

1 stop7h 45mFrontier

Deal found 6/9

$256

Wed 8/1310:10 pmSFO - DCA

1 stop9h 28mJetBlue

Mon 8/185:40 pmDCA - SFO

1 stop9h 55mJetBlue

Deal found 6/9

$259

Tue 8/1210:43 pmSFO - IAD

Nonstop5h 07mAlaska Airlines

Tue 8/198:19 pmIAD - SFO

1 stop30h 40mAlaska Airlines

Deal found 6/9

$279

Sat 8/166:25 pmSFO - BWI

1 stop13h 58mSun Country Air

Sun 8/2412:23 pmBWI - SFO

1 stop13h 28mSun Country Air

Deal found 6/10

$280

Tue 8/127:20 amSFO - IAD

1 stop8h 39mHawaiian Airlines

Sat 8/168:10 amIAD - SFO

Nonstop5h 45mHawaiian Airlines

Deal found 6/11

$284

Tue 8/129:35 pmSFO - IAD

1 stop8h 37mDelta

Mon 8/186:15 amIAD - SFO

1 stop10h 15mDelta

Deal found 6/11

$297

Tue 8/268:00 amSFO - BWI

1 stop13h 08mAmerican Airlines

Sat 8/306:00 amBWI - SFO

1 stop16h 00mAmerican Airlines

Deal found 6/11

$301

Thu 8/1410:10 amSFO - DCA

1 stop9h 50mSouthwest

Tue 8/196:00 amDCA - SFO

2 stops9h 10mSouthwest

Deal found 6/11

$302

Tue 8/1212:30 amSFO - DCA

1 stop8h 16mUnited Airlines

Wed 8/275:59 pmDCA - SFO

Nonstop5h 52mUnited Airlines

Deal found 6/10

$303

Mon 8/47:20 amSFO - DCA

1 stop10h 39mMultiple Airlines

Tue 8/128:59 amDCA - SFO

2 stops11h 21mMultiple Airlines

Deal found 6/12

$325

Sun 10/56:00 amSFO - DCA

1 stop8h 01mFrontier

Sat 10/116:00 pmDCA - SFO

1 stop16h 46mFrontier

Deal found 6/10

$261

Tue 8/129:45 amSFO - DCA

Nonstop5h 13mAlaska Airlines

Wed 8/208:59 amDCA - SFO

1 stop18h 00mAlaska Airlines

Deal found 6/10

$282

Last-minute flights from San Francisco to Washington, D.C.
Discover last-minute flight deals from San Francisco to Washington, D.C.. Data last updated June 12, 2025 and is based on user searches.

Tue 6/177:00 amSFO - IAD

1 stop20h 30mFrontier

Sat 6/211:29 pmIAD - SFO

1 stop23h 50mFrontier

Deal found 6/12

$351

Tue 6/176:14 pmSFO - BWI

1 stop14h 09mSun Country Air

Thu 6/2612:25 pmBWI - SFO

1 stop13h 28mSun Country Air

Deal found 6/10

$465

Tue 6/176:37 amSFO - DCA

1 stop12h 22mMultiple Airlines

Tue 7/16:58 pmDCA - SFO

Nonstop5h 55mMultiple Airlines

Deal found 6/10

$471

Tue 6/174:03 pmSFO - IAD

1 stop21h 22mAlaska Airlines

Tue 7/17:59 pmIAD - SFO

Nonstop5h 47mAlaska Airlines

Deal found 6/10

$512

Tue 6/178:38 amSFO - DCA

Nonstop5h 19mUnited Airlines

Tue 7/17:00 amDCA - SFO

Nonstop5h 50mUnited Airlines

Deal found 6/10

$557

Wed 6/187:00 amSFO - IAD

1 stop20h 30mMultiple Airlines

Wed 6/2512:40 pmIAD - SFO

1 stop13h 13mMultiple Airlines

Deal found 6/10

$368

Wed 6/189:09 amSFO - DCA

1 stop9h 33mAlaska Airlines

Mon 6/306:58 pmDCA - SFO

Nonstop5h 55mAlaska Airlines

Deal found 6/10

$512

Wed 6/189:45 amSFO - DCA

Nonstop5h 13mHawaiian Airlines

Wed 7/29:59 amDCA - SFO

1 stop9h 09mHawaiian Airlines

Deal found 6/10

$567

Thu 6/197:02 pmSFO - DCA

1 stop18h 55mFrontier

Tue 6/241:00 pmDCA - SFO

1 stop13h 34mFrontier

Deal found 6/12

$388

Thu 6/197:02 pmSFO - BWI

1 stop18h 23mMultiple Airlines

Wed 6/2512:25 pmBWI - SFO

1 stop13h 28mMultiple Airlines

Deal found 6/10

$424

Fri 6/208:31 pmSFO - BWI

2 stops11h 52mFrontier

Wed 6/2512:31 pmBWI - SFO

1 stop11h 55mFrontier

Deal found 6/11

$371

Fri 6/2011:59 pmSFO - IAD

1 stop8h 50mSun Country Air

Wed 6/2512:40 pmIAD - SFO

1 stop13h 13mSun Country Air

Deal found 6/10

$427

One-way flights from San Francisco to Washington, D.C.
Search for one-way flight options from San Francisco to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Tue 8/196:50 amSFO - DCA

1 stop7h 09mFrontier

Deal found 6/10

$135

Tue 9/96:00 amSFO - DCA

1 stop11h 59mHawaiian Airlines

Deal found 6/10

$136

Mon 8/1810:10 pmSFO - DCA

1 stop9h 28mJetBlue

Deal found 6/11

$139

Thu 8/218:00 pmSFO - IAD

1 stop7h 30mFrontier

Deal found 6/10

$139

Mon 7/2811:59 pmSFO - IAD

1 stop8h 38mSun Country Air

Deal found 6/10

$143

Fri 7/1111:59 pmSFO - BWI

1 stop8h 24mSun Country Air

Deal found 6/10

$143

Wed 9/35:07 pmSFO - DCA

2 stops24h 52mAlaska Airlines

Deal found 6/10

$144

Wed 10/296:00 amSFO - BWI

1 stop12h 02mMultiple Airlines

Deal found 6/10

$145

Tue 7/293:48 pmSFO - IAD

1 stop11h 46mMultiple Airlines

Deal found 6/10

$147

Tue 8/1210:43 pmSFO - IAD

Nonstop5h 07mHawaiian Airlines

Deal found 6/12

$149

Fri 8/1512:30 amSFO - DCA

1 stop8h 16mUnited Airlines

Deal found 6/10

$154

Thu 8/215:00 amSFO - IAD

2 stops10h 15mSouthwest

Deal found 6/11

$154

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Francisco to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 7/15

1:09 pm-6:34 am

1 stop14h 25m

Washington, D.C. Dulles Intl

Tue 7/22

7:30 am-12:15 pm

1 stop7h 45m

$256

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Tue 8/12

10:10 pm-10:38 am

1 stop9h 28m

Washington, D.C. Reagan-National

Tue 8/19

5:40 pm-12:35 am

1 stop9h 55m

$259

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Sun 10/5

6:00 am-5:01 pm

1 stop8h 01m

Washington, D.C. Reagan-National

Sat 10/11

6:00 pm-7:46 am

1 stop16h 46m

$261

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Fri 9/12

6:00 am-6:04 pm

1 stop9h 04m

Baltimore/Washington

Sun 9/14

6:49 pm-12:14 am

1 stop8h 25m

$270

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 8/12

10:43 pm-6:50 am

Nonstop5h 07m

Washington, D.C. Dulles Intl

Wed 8/13

8:19 pm-7:28 am

1 stop14h 09m

$279

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Sat 8/16

6:25 pm-11:23 am

1 stop13h 58m

Baltimore/Washington

Sun 8/24

12:23 pm-10:51 pm

1 stop13h 28m

$280

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Tue 8/12

9:45 am-5:58 pm

Nonstop5h 13m

Washington, D.C. Reagan-National

Wed 8/20

8:59 am-11:59 pm

1 stop18h 00m

$282

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Tue 8/12

7:20 am-6:59 pm

1 stop8h 39m

Washington, D.C. Dulles Intl

Wed 8/13

7:59 pm-10:46 pm

Nonstop5h 47m

$284

San FranciscoWashington, D.C.

SFO - DCA

SFODCA

San Francisco

Wed 8/13

9:45 am-5:58 pm

Nonstop5h 13m

Washington, D.C. Reagan-National

Sat 8/16

6:58 pm-9:53 pm

Nonstop5h 55m

$288

San FranciscoWashington, D.C.

SFO - IAD

SFOIAD

San Francisco

Mon 7/28

11:59 pm-11:37 am

1 stop8h 38m

Washington, D.C. Dulles Intl

Thu 8/7

1:28 pm-10:56 pm

1 stop12h 28m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 51 results

...

The best insider tips for San Francisco to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Washington, D.C. trip

Airlines

United Airlines

United's Economy Plus offers extra legroom and priority boarding, enhancing comfort and convenience.

United Polaris offers lie-flat seats and upscale amenities, perfect for premium transcontinental routes.

Read more about United Airlinesby Harriet Baskas

Alaska Airlines

Alaska Airlines offers 32” legroom in Main Cabin, with pre-order hot meals available online.

Alaska Airlines' Wi-Fi is available for a flat fee, ideal for business travelers on longer flights.

Read more about Alaska Airlinesby Robert Schrader

Airports

SFO

For a quick check-in, use the AirTrain Red Line to navigate between terminals at SFO, saving time on long walks.

DCA

DCA is easily accessible via the Metro, offering a clean and affordable way to reach downtown D.C. from the airport.

IAD

Use the Silver Line Metro for a cost-effective way to reach IAD, with a station just five minutes from the terminal.

Our travel experts

Harriet Baskas

Expert on United Airlines and SFO

Robert Schrader

Expert on Alaska Airlines

Emily Zemler

Expert on DCA

Ramsey Qubein

Expert on IAD

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

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

How far ahead should I book a flight from San Francisco to Washington, D.C.?

The price you pay for your flight from San Francisco to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 28 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 Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. (average of $241). Flying from San Francisco to Washington, D.C. in March is currently the most expensive (average of $290). 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 WAS?

One of the essential ways to save on airfare from San Francisco to Washington, D.C. is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 14% on airfare.

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

Travelers seeking maximum savings on their San Francisco to Washington, D.C. flight should consider departing on Wednesday afternoons 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 to Washington, D.C.

The most flights from SFO to WAS are scheduled on a Thursday (53 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from San Francisco to Washington, D.C. by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,287 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,950 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.9

Good

2,494 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,790 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly from for flights from San Francisco to Washington, D.C.?
Most people fly from San Francisco (SFO) if they book a flight from San Francisco to Washington, D.C.. On average, San Francisco has 34 outbound flights to Washington, D.C. per day from 10 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.
How popular is this San Francisco to Washington, D.C. flight route?
This flight path from San Francisco to Washington, D.C. was viewed by 9 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 flying from San Francisco to Washington, D.C. round-trip?
Cheapflights users have booked flights from San Francisco to Washington, D.C. round-trip from $256. Other airlines that can offer you cheap pricing are JetBlue, from $259, and Alaska Airlines, from $279. Frontier is priced at 40% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from San Francisco to Washington, D.C. one-way?
$135 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Hawaiian Airlines and JetBlue, with prices starting from $136 and $139, respectively.
What are the most popular routes from San Francisco to Washington, D.C.?
When deciding which route to take from San Francisco to Washington, D.C. consider San Francisco - Washington, D.C. Dulles Intl, San Francisco - Washington, D.C. Reagan-National or San Francisco - Baltimore/Washington as they are the most popular.
What are the most reliable airlines from San Francisco to Washington, D.C.?
No one likes to see their flight delayed. When booking a flight from San Francisco to Washington, D.C. consider choosing Virgin Australia (85%), United Airlines (85%) or Air New Zealand (85%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from San Francisco to Washington, D.C.?
On average you can expect to pay $797 for a flight from San Francisco to Washington, D.C.. The cheapest flight overall is $125 while the most popular route, (San Francisco - Washington, D.C. Dulles Intl) is currently priced at $288.
Where are the most common layover locations when flying from San Francisco to Washington, D.C.?
Most of the time, San Francisco to Washington, D.C. flights that have layovers will stop in Denver. Atlanta sees the next most layovers on San Francisco to Washington, D.C. flights.
What are some popular things to do or see while on a layover in Denver?
Coors Field, Paramount Theatre, and Larimer Square are currently the most popular points of interest in Denver at the moment. Coors Field, Paramount Theatre, and Larimer Square can be accessed by traveling approximately 18.4 mi, 18.6 mi, and 18.9 mi, respectively from Denver Intl. Those landing in Denver looking to spend some time exploring during their layover can rent a car for about $54 per day.
What are some popular points of interest to see during a layover in Atlanta?
If you're on a layover in Atlanta and looking for things to do, consider visiting Georgia Aquarium, Fox Theatre, or World of Coca-Cola. Those on a layover in Atlanta interested in visiting Georgia Aquarium, Fox Theatre, or World of Coca-Cola can do so by traveling 8.6 mi, 9.3 mi, and 8.6 mi, respectively from Atlanta Hartsfield-Jackson. Travelers can rent a car at Atlanta Hartsfield-Jackson for an average daily rate of $52 to make sightseeing during their layover a little easier.
Where are the least popular layover locations for San Francisco to Washington, D.C. flights?
San Francisco to Washington, D.C. flights have a layover in Chicago least often. Charlotte follows Chicago in terms of the least common layover location on San Francisco to Washington, D.C. flights.
Can I find deals for flights from San Francisco to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on San Francisco to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Francisco 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 to Washington, D.C..
Can I find deals for business class flights from San Francisco to Washington, D.C.?
Yes. Cheapflights offers flight deals from San Francisco 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 to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from San Francisco to Washington, D.C. (average of $241). Flying from San Francisco to Washington, D.C. in March is currently the most expensive (average of $290). 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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Top 10 airlines flying from San Francisco to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$48	Average$219	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$126	Average$247	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$193	Average$436	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$208	Average$385	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$213	Average$302	FlexibilityNo cancel fee	On-time62%
Sun Country Air	Cheapest$218	Average$515	FlexibilityNo cancel fee	On-time83%
Hawaiian Airlines	Cheapest$237	Average$445	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$250	Average$432	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$286	Average$478	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$296	Average$508	FlexibilityNo cancel fee	On-time69%

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$135+ Cheap flights from San Francisco (SFO) 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from San Francisco to Washington, D.C. are usually found in February or September, booked 28 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

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Cheapest flights from San Francisco to Washington, D.C.Explore the most affordable flight options available from San Francisco to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from San Francisco to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from San Francisco with our price prediction graph.

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Everything you need to know about your flight from San Francisco to Washington, D.C.

How far ahead should I book a flight from San Francisco to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Washington, D.C.. Price data was last updated on June 9, 2025.

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

What is the cheapest time of day to fly from SFO to WAS?

Find hourly flight availability from San Francisco 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 June 12, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Washington, D.C.. Price data was last updated on June 8, 2025.

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

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from San Francisco to Washington, D.C. by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Francisco 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.

What airport do you fly from for flights from San Francisco to Washington, D.C.?

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What are the cheapest airlines flying from San Francisco to Washington, D.C. round-trip?

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

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

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

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

Where are the most common layover locations when flying from San Francisco to Washington, D.C.?

What are some popular things to do or see while on a layover in Denver?

What are some popular points of interest to see during a layover in Atlanta?

Where are the least popular layover locations for San Francisco to Washington, D.C. flights?

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

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

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

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

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

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Cheapest flights from San Francisco to Washington, D.C.
Explore the most affordable flight options available from San Francisco to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.