HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$84+ Cheap flights from Washington 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — WAS
ene. 15 — ene. 221
jue. 1/15
jue. 1/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Washington to Washington, D.C.

Cheapest flights from Washington to Washington, D.C.
Explore the most affordable flight options available from Washington to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 16, 2025.

This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/302:54 pmSEA - DCA
1 stop28h 05mFrontier
mié. 1/76:00 pmDCA - SEA
1 stop20h 21mFrontier
Deal found 12/16$234
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/251:25 pmSEA - DCA
1 stop24h 34mFrontier
mié. 1/78:59 amDCA - SEA
1 stop29h 22mFrontier
Deal found 12/16$251
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/272:54 pmSEA - DCA
1 stop19h 07mFrontier
mié. 1/76:00 pmDCA - SEA
1 stop20h 21mFrontier
Deal found 12/15$283
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/316:35 amSEA - BWI
2 stops10h 05mSouthwest
vie. 1/307:45 amBWI - SEA
1 stop8h 30mSouthwest
Deal found 12/15$284
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3012:47 pmPDX - DCA
1 stop21h 14mFrontier
mié. 1/76:00 pmDCA - PDX
1 stop20h 15mFrontier
Deal found 12/15$313
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/305:54 pmSEA - BWI
1 stop8h 20mUnited Airlines
mar. 1/68:00 amBWI - SEA
1 stop11h 29mUnited Airlines
Deal found 12/15$342
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.
mar. 12/305:11 pmPDX - BWI
1 stop9h 34mDelta
sáb. 1/316:05 amBWI - PDX
1 stop9h 41mDelta
Deal found 12/15$345
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:00 amSEA - BWI
1 stop6h 51mAmerican Airlines
mié. 1/76:00 amBWI - SEA
1 stop8h 45mAmerican Airlines
Deal found 12/16$347
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/319:54 amSEA - BWI
Nonstop5h 06mAlaska Airlines
mar. 1/67:04 amBWI - SEA
Nonstop5h 51mAlaska Airlines
Deal found 12/16$348
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/241:25 pmSEA - DCA
1 stop20h 36mFrontier
dom. 1/186:00 pmDCA - SEA
1 stop20h 09mFrontier
Deal found 12/14$348
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.
mar. 12/305:11 pmPDX - BWI
1 stop9h 34mDelta
jue. 1/811:24 amBWI - PDX
1 stop10h 44mDelta
Deal found 12/15$348
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/267:30 pmSEA - BWI
1 stop7h 15mDelta
mié. 1/76:00 amBWI - SEA
1 stop7h 42mDelta
Deal found 12/16$358

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

Keep the following information in mind while searching for Washington to Washington, D.C. flight deals. Data was last updated diciembre 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$209
(Delta)

One-way from

$84
(Trip.com)

Popular in

January

Cheapest in

August

Average price

$467

Good round-trip deal

$282 or less

Good one-way deal

$188 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Washington, D.C. (WAS) flights.
Search Deals
From Washington to Washington, D.C. (WAS)
Search Deals
One-way flight from Washington to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Washington to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Washington to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 diciembre 16, 2025.
Use the filters below to find and compare flights from Washington to Washington, D.C. that are best for you.

Fly from

Washington

Fly to

Washington, D.C.

Route

Depart

Return

Price

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

jue. 2/12

7:20 am-3:20 pm

Nonstop5h 00m

Washington, D.C. Reagan-National

mié. 2/18

6:05 am-10:55 am

1 stop7h 50m

$209

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

mié. 2/4

9:59 pm-10:28 am

1 stop9h 29m

Washington, D.C. Reagan-National

dom. 2/8

4:44 pm-7:43 pm

Nonstop5h 59m

$209

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

mié. 2/18

11:15 pm-8:53 am

1 stop6h 38m

Washington, D.C. Reagan-National

mié. 2/25

4:44 pm-7:43 pm

Nonstop5h 59m

$209

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

mié. 1/14

5:25 am-4:00 pm

1 stop7h 35m

Washington, D.C. Reagan-National

mié. 1/21

4:44 pm-7:43 pm

Nonstop5h 59m

$209

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

lun. 1/12

1:30 pm-10:57 pm

1 stop6h 27m

Washington, D.C. Reagan-National

sáb. 1/24

4:44 pm-7:43 pm

Nonstop5h 59m

$209

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

vie. 2/6

8:50 pm-5:56 pm

1 stop18h 06m

Washington, D.C. Reagan-National

lun. 2/9

6:56 pm-11:21 am

1 stop19h 25m

$218

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

mar. 1/13

7:15 am-9:00 pm

1 stop10h 45m

Washington, D.C. Reagan-National

mar. 1/20

6:56 pm-11:21 am

1 stop19h 25m

$218

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

mié. 3/11

6:00 am-5:59 pm

1 stop8h 59m

Washington, D.C. Reagan-National

lun. 3/16

6:56 pm-11:53 pm

1 stop7h 57m

$219

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

mié. 1/14

11:10 pm-12:00 pm

1 stop9h 50m

Washington, D.C. Reagan-National

sáb. 1/17

5:10 pm-10:22 pm

1 stop8h 12m

$219

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

sáb. 2/14

9:55 pm-10:26 am

1 stop9h 31m

Washington, D.C. Reagan-National

mié. 2/18

9:54 am-2:20 pm

1 stop7h 26m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 60 results
1
2
3
...
6

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

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

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

Currently, May is the cheapest month in which you can book a flight from State of Washington to Washington, D.C. (average of $115). Flying from State of Washington to Washington, D.C. in December is currently the most expensive (average of $214). 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 WAS?

Find hourly flight availability from Washington 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 diciembre 16, 2025.

It’s typically best to fly out from State of Washington to Washington, D.C. in the afternoon. Doing so could potentially save you 40% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from State of Washington to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from Washington to Washington, D.C.. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their State of Washington to Washington, D.C. flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Washington 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 State of Washington to Washington, D.C.?

    Airlines like Delta, United Airlines, and Alaska Airlines fly from State of Washington to Washington, D.C. in about 4h 53m. The time it takes to get you to your destination can typically vary by up to 2h 42m. There are 2299 mi between State of Washington and Washington, D.C.. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from State of Washington to Washington, D.C.?

    Most travelers choose Seattle/Tacoma Intl - Washington, D.C. Reagan-National, Seattle/Tacoma Intl - Washington, D.C. Dulles Intl or Seattle/Tacoma Intl - Baltimore/Washington when deciding on the best route from State of Washington to Washington, D.C..

  • What are the most reliable airlines from State of Washington to Washington, D.C.?

    Consider Copa Airlines (100%), Avianca (97%) or United Airlines (97%) when booking your flight. These represent the most reliable airlines when flying from State of Washington to Washington, D.C..

  • What are the cheapest flights from State of Washington to Washington, D.C.?

    Looking at all options, your cheapest flight can be booked for $129. While the most popular route (Seattle/Tacoma Intl - Washington, D.C. Reagan-National) can be booked for $199 on average, our data indicates $1,124 when flying from State of Washington to Washington, D.C..

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Washington, D.C.?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Washington, D.C. (average of $115). Flying from State of Washington to Washington, D.C. in December is currently the most expensive (average of $214). 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
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
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.

Alternative routes for Washington to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
Dallas/Fort Worth to Dulles Intl flights
Atlanta to Dulles Intl flights
O'Hare Intl to Reagan-National flights
San Francisco to Dulles Intl flights
Boston to Reagan-National flights
San Francisco to Reagan-National flights
Boston to Dulles Intl flights
Dallas/Fort Worth to Reagan-National flights
Seattle to Reagan-National flights
Orlando to Dulles Intl flights
Hobby to Dulles Intl flights
Orlando to Reagan-National flights
Seattle to Dulles Intl flights
Hobby to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Tampa to Dulles Intl flights
LaGuardia to Reagan-National flights
Denver to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Fort Lauderdale to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Atlanta to Reagan-National flights
George Bush Intcntl to Reagan-National flights
Miami to Dulles Intl flights
Minneapolis to Dulles Intl flights
Denver to Reagan-National flights
Fort Lauderdale to Reagan-National flights
Detroit to Dulles Intl flights
Salt Lake City to Dulles Intl flights
Detroit to Reagan-National flights
Tampa to Reagan-National flights
Charlotte to Dulles Intl flights
Ontario to Dulles Intl flights
San Diego to Dulles Intl flights
Sky Harbor Intl to Dulles Intl flights
Minneapolis to Reagan-National flights
Midway to Dulles Intl flights
Salt Lake City to Reagan-National flights
Miami to Reagan-National flights
Ontario to Reagan-National flights
Austin to Dulles Intl flights
San Diego to Reagan-National flights
St. Louis to Dulles Intl flights
Charlotte to Reagan-National flights
New Orleans to Dulles Intl flights
Portland to Dulles Intl flights
Newark to Reagan-National flights

Top 8 airlines flying from Washington to Washington, D.C.

Discover the top 8 airlines that operate flights from Washington 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 diciembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$128Average$252FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$143Average$402FlexibilityNo cancel feeOn-time85%
FrontierCheapest$148Average$281FlexibilityNo cancel feeOn-time62%
DeltaCheapest$149Average$417FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$460FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$218Average$493FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$234Average$447FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$263Average$549FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.