HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
District of Columbia

$127+ Cheap flights from Washington to District of Columbia

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IAD
Aug 31 — Sep 71
Sun 8/31
Sun 9/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to District of Columbia 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 District of Columbia

Keep the following information in mind while searching for Washington to District of Columbia flight deals. Data was last updated August 26, 2025.

Round-trip from

$231
(CheapOair)

One-way from

$127
(Priceline)

Popular in

December

Cheapest in

September

Average price

$398

Good round-trip deal

$316 or less

Good one-way deal

$196 or less
From Washington to District of Columbia
Search Deals
One-way flight from Washington to District of Columbia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Washington to District of Columbia.
Search Deals
Price to beat on a one-way flight from Washington to District of Columbia.
Search Deals

Find flight deals from Washington to District of Columbia

Cheapest flights from Washington to District of Columbia
Explore the most affordable flight options available from Washington to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 26, 2025.

This CheapOair deal was found by Cheapflights users on 8/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:12 amSEA - DCA
1 stop26h 58mFrontier
Sat 9/131:00 pmDCA - SEA
1 stop10h 39mFrontier
Deal found 8/23$231
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:12 amSEA - DCA
1 stop26h 58mFrontier
Mon 9/226:00 pmDCA - SEA
1 stop31h 59mFrontier
Deal found 8/24$236
This CheapOair deal was found by Cheapflights users on 8/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:41 amSEA - DCA
1 stop26h 29mFrontier
Wed 9/177:00 amDCA - SEA
1 stop18h 59mFrontier
Deal found 8/25$240
This CheapOair deal was found by Cheapflights users on 8/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:12 amSEA - DCA
1 stop26h 58mFrontier
Thu 9/186:00 pmDCA - SEA
1 stop9h 30mFrontier
Deal found 8/24$248
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:00 amSEA - DCA
1 stop11h 59mFrontier
Mon 9/226:00 pmDCA - SEA
1 stop9h 30mFrontier
Deal found 8/24$252
This CheapOair deal was found by Cheapflights users on 8/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/284:40 pmSEA - DCA
1 stop16h 31mFrontier
Sun 8/316:00 pmDCA - SEA
1 stop18h 34mFrontier
Deal found 8/24$255
This KAYAK deal was found by Cheapflights users on 8/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/141:52 pmSEA - DCA
Nonstop5h 07mHawaiian Airlines
Mon 11/175:00 pmDCA - SEA
Nonstop6h 03mHawaiian Airlines
Deal found 8/25$263
This KAYAK deal was found by Cheapflights users on 8/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1410:29 pmSEA - IAD
Nonstop4h 54mHawaiian Airlines
Mon 11/177:43 amIAD - SEA
Nonstop5h 52mHawaiian Airlines
Deal found 8/24$263
This CheapOair deal was found by Cheapflights users on 8/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:41 amSEA - DCA
1 stop12h 18mFrontier
Sat 8/306:00 pmDCA - SEA
1 stop18h 34mFrontier
Deal found 8/24$264
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/116:12 amSEA - DCA
1 stop7h 47mFrontier
Sat 9/201:00 pmDCA - SEA
1 stop10h 39mFrontier
Deal found 8/24$266
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:00 amSEA - DCA
1 stop11h 59mFrontier
Tue 9/307:00 amDCA - SEA
1 stop18h 59mFrontier
Deal found 8/25$267
This Kiwi.com deal was found by Cheapflights users on 8/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:05 pmSEA - DCA
2 stops21h 05mFrontier
Sat 9/271:00 pmDCA - SEA
1 stop10h 39mFrontier
Deal found 8/25$268

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to District of Columbia 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 August 26, 2025.
Use the filters below to find and compare flights from Washington to District of Columbia that are best for you.

Fly from

Washington

Fly to

District of Columbia

Route

Depart

Return

Price

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Fri 9/5

6:12 am-12:10 pm

1 stop26h 58m

Washington, D.C. Reagan-National

Sat 9/13

1:00 pm-8:39 pm

1 stop10h 39m

$231

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Sat 11/8

12:58 pm-12:04 pm

1 stop20h 06m

Washington, D.C. Reagan-National

Sun 11/9

6:00 pm-12:13 pm

1 stop21h 13m

$231

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Thu 9/18

6:12 am-12:10 pm

1 stop26h 58m

Washington, D.C. Reagan-National

Mon 9/22

6:00 pm-10:59 pm

1 stop31h 59m

$236

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Tue 10/21

1:02 pm-12:04 pm

1 stop20h 02m

Washington, D.C. Reagan-National

Wed 10/29

7:00 am-12:13 pm

1 stop8h 13m

$240

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Fri 11/14

2:22 pm-12:01 pm

1 stop18h 39m

Washington, D.C. Reagan-National

Thu 11/20

7:00 am-12:08 pm

1 stop8h 08m

$248

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Wed 9/10

7:00 am-9:59 pm

1 stop11h 59m

Washington, D.C. Reagan-National

Thu 9/18

6:00 pm-12:30 am

1 stop9h 30m

$248

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Sat 11/8

10:29 pm-6:23 am

Nonstop4h 54m

Washington, D.C. Dulles Intl

Sun 11/9

7:43 am-10:35 am

Nonstop5h 52m

$271

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Sat 11/8

10:29 pm-6:23 am

Nonstop4h 54m

Washington, D.C. Dulles Intl

Sun 11/9

7:43 am-10:35 am

Nonstop5h 52m

$271

SpokaneWashington, D.C.

GEG - IAD

GEGIAD

Spokane

Tue 9/23

5:15 am-3:34 pm

1 stop7h 19m

Washington, D.C. Dulles Intl

Tue 9/30

2:45 pm-8:24 pm

1 stop8h 39m

$277

SpokaneWashington, D.C.

GEG - DCA

GEGDCA

Spokane

Tue 9/23

1:30 pm-11:23 pm

1 stop6h 53m

Washington, D.C. Reagan-National

Tue 9/30

7:29 am-1:14 pm

1 stop8h 45m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

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

Best time to book a flight from Washington to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from State of Washington to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from State of Washington to District of Columbia (average of $300). Flying from State of Washington to District of Columbia in April is currently the most expensive (average of $337). 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 DC?

Find hourly flight availability from Washington to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 26, 2025.

When flying from State of Washington to District of Columbia, 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 District of Columbia

Explore weekly flight availability from Washington to District of Columbia. 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 August 26, 2025.

The most flights from USWA to USDC are scheduled on a Monday (27 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (9 on average).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated August 26, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United Airlines from Washington to District of Columbia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,943 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.8
Fair
3,200 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Washington to District of Columbia. 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 District of Columbia?

    Departing from State of Washington to District of Columbia will take you 4h 54m. The distance between State of Washington and District of Columbia is about 2299 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 District of Columbia one-way?

    The cheapest airlines for a one-way flight from State of Washington to District of Columbia are Frontier ($127), Alaska Airlines ($138), and Hawaiian Airlines ($138).

  • Can I find deals for flights from Washington to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Washington to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to District of Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to District of Columbia.

  • Can I find deals for business class flights from Washington to District of Columbia?

    Yes. Cheapflights offers flight deals from Washington to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to District of Columbia (average of $300). Flying from State of Washington to District of Columbia in April is currently the most expensive (average of $337). 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

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 District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Newark to Fort Lauderdale flights
Dallas/Fort Worth to John F Kennedy Intl flights
John F Kennedy Intl to Los Angeles flights
Los Angeles to Newark flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to O'Hare Intl flights
Los Angeles to Seattle flights
San Francisco to John F Kennedy Intl flights
John F Kennedy Intl to O'Hare Intl flights
Dallas/Fort Worth to Las Vegas flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
Newark to Los Angeles flights
Seattle to Las Vegas flights
Newark to Las Vegas flights
Dallas/Fort Worth to Seattle flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
Newark to O'Hare Intl flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to Orlando flights
Dallas/Fort Worth to Los Angeles flights
O'Hare Intl to John F Kennedy Intl flights
LaGuardia to Dallas/Fort Worth flights
LaGuardia to Miami flights
O'Hare Intl to LaGuardia flights
O'Hare Intl to Las Vegas flights
Seattle to Los Angeles flights
O'Hare Intl to Dallas/Fort Worth flights
Dallas/Fort Worth to Denver flights
John F Kennedy Intl to San Francisco flights
Dallas/Fort Worth to Newark flights
Los Angeles to Dallas/Fort Worth flights
San Francisco to Newark flights
Newark to Orlando flights
Los Angeles to LaGuardia flights
Los Angeles to Honolulu flights
O'Hare Intl to Newark flights
Ontario to Seattle flights
Fort Lauderdale to Newark flights
Atlanta to LaGuardia flights
Hobby to Newark flights
Fort Lauderdale to LaGuardia flights
Hobby to LaGuardia flights
John F Kennedy Intl to Fort Lauderdale flights
Atlanta to John F Kennedy Intl flights
John F Kennedy Intl to Dallas/Fort Worth flights
Miami to John F Kennedy Intl flights
Miami to LaGuardia flights

Top 8 airlines flying from Washington to District of Columbia

Discover the top 8 airlines that operate flights from Washington to District of Columbia. 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 August 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$234FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$130Average$276FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$143Average$402FlexibilityNo cancel feeOn-time85%
DeltaCheapest$201Average$452FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$410FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$210Average$588FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$237Average$474FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$247Average$450FlexibilityNo cancel feeOn-time63%

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.