District of Columbia

$119+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BWI
Apr 7 — Apr 141
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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 April 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Frontier)

One-way from

$119
(Frontier)

Popular in

December

Cheapest in

September

Average price

$394

Good round-trip deal

$332 or less

Good one-way deal

$189 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Washington, D.C. (WAS) flights.
From Washington to District of Columbia
One-way flight from Washington to District of Columbia
Highest demand for flights based on searches. 6% potential increase in price ($25 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Washington to District of Columbia.
Price to beat on a one-way flight from Washington to District of Columbia.

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 April 2, 2025.

This Frontier deal was found by Cheapflights users on 3/31. 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.
Thu 5/16:00 amSEA - DCA
1 stop7h 59mFrontier
Mon 5/51:00 pmDCA - SEA
1 stop14h 44mFrontier
Deal found 3/31$238
This CheapOair deal was found by Cheapflights users on 4/1. 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 5/18:22 pmSEA - IAD
1 stop31h 09mFrontier
Mon 5/58:01 amIAD - SEA
1 stop12h 59mFrontier
Deal found 4/1$248
This CheapTickets deal was found by Cheapflights users on 4/1. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1711:30 pmSEA - IAD
Nonstop5h 06mHawaiian Airlines
Sat 5/247:00 amIAD - SEA
Nonstop5h 40mHawaiian Airlines
Deal found 4/1$252
This Travelocity deal was found by Cheapflights users on 4/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:52 pmSEA - IAD
1 stop8h 39mMultiple Airlines
Tue 5/66:30 amIAD - SEA
Nonstop5h 43mMultiple Airlines
Deal found 4/1$253
This Delta deal was found by Cheapflights users on 4/1. 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.
Sat 4/267:25 amSEA - DCA
Nonstop5h 06mDelta
Sat 5/34:50 pmDCA - SEA
Nonstop6h 01mDelta
Deal found 4/1$257
This Frontier deal was found by Cheapflights users on 4/1. 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.
Tue 4/159:59 amPDX - DCA
1 stop9h 00mFrontier
Fri 4/181:03 pmDCA - PDX
1 stop14h 34mFrontier
Deal found 4/1$258
This Alaska Airlines deal was found by Cheapflights users on 4/2. 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 5/219:18 amSEA - IAD
Nonstop4h 57mAlaska Airlines
Tue 5/277:59 pmIAD - SEA
1 stop16h 10mAlaska Airlines
Deal found 4/2$267
This Expedia deal was found by Cheapflights users on 4/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/81:50 pmSEA - DCA
Nonstop5h 09mMultiple Airlines
Sat 5/106:00 pmDCA - SEA
1 stop9h 44mMultiple Airlines
Deal found 4/1$268
This Frontier deal was found by Cheapflights users on 4/1. 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 5/51:15 pmPDX - IAD
1 stop14h 16mFrontier
Sun 5/117:31 amIAD - PDX
1 stop11h 11mFrontier
Deal found 4/1$268
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Fri 4/2512:59 amSEA - DCA
1 stop8h 00mAmerican Airlines
Sat 5/34:00 pmDCA - SEA
1 stop8h 59mAmerican Airlines
Deal found 4/1$277
This United Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 4/292:18 pmSEA - IAD
1 stop6h 41mUnited Airlines
Tue 5/68:30 amIAD - SEA
1 stop7h 49mUnited Airlines
Deal found 4/1$277
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 5/81:50 pmSEA - DCA
Nonstop5h 09mAlaska Airlines
Mon 5/125:38 pmDCA - SEA
Nonstop5h 57mAlaska Airlines
Deal found 3/31$287

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 April 2, 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

Thu 5/1

6:00 am-4:59 pm

1 stop7h 59m

Washington, D.C. Reagan-National

Mon 5/5

1:00 pm-12:44 am

1 stop14h 44m

$238

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Thu 5/1

8:22 pm-6:31 am

1 stop31h 09m

Washington, D.C. Dulles Intl

Mon 5/5

8:01 am-6:00 pm

1 stop12h 59m

$248

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Sat 5/17

11:30 pm-7:36 am

Nonstop5h 06m

Washington, D.C. Dulles Intl

Sat 5/24

7:00 am-9:40 am

Nonstop5h 40m

$252

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Fri 5/2

6:52 pm-6:31 am

1 stop8h 39m

Washington, D.C. Dulles Intl

Tue 5/6

6:30 am-9:13 am

Nonstop5h 43m

$253

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Sat 4/26

7:25 am-3:31 pm

Nonstop5h 06m

Washington, D.C. Reagan-National

Sat 5/3

4:50 pm-7:51 pm

Nonstop6h 01m

$257

PortlandWashington, D.C.

PDX - DCA

PDXDCA

Portland

Tue 4/15

9:59 am-9:59 pm

1 stop9h 00m

Washington, D.C. Reagan-National

Fri 4/18

1:03 pm-12:37 am

1 stop14h 34m

$258

SeattleWashington, D.C.

SEA - IAD

SEAIAD

Seattle/Tacoma Intl

Wed 5/21

9:18 am-5:15 pm

Nonstop4h 57m

Washington, D.C. Dulles Intl

Tue 5/27

7:59 pm-9:09 am

1 stop16h 10m

$267

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Thu 5/8

1:50 pm-9:59 pm

Nonstop5h 09m

Washington, D.C. Reagan-National

Tue 5/13

6:00 pm-11:49 pm

1 stop8h 49m

$268

PortlandWashington, D.C.

PDX - IAD

PDXIAD

Portland

Mon 5/5

1:15 pm-6:31 am

1 stop14h 16m

Washington, D.C. Dulles Intl

Sun 5/11

7:31 am-3:42 pm

1 stop11h 11m

$268

SeattleWashington, D.C.

SEA - DCA

SEADCA

Seattle/Tacoma Intl

Fri 4/25

12:59 am-11:59 am

1 stop8h 00m

Washington, D.C. Reagan-National

Sat 5/3

4:00 pm-9:59 pm

1 stop8h 59m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 60 results
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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 $241). Flying from State of Washington to District of Columbia 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 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 April 2, 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.

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, 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 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 April 2, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Washington to District of Columbia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
8.0
Very good

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 popular is this State of Washington to District of Columbia flight route?

  • 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 ($119), Alaska Airlines ($135), and Delta ($144).

  • 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 $241). Flying from State of Washington to District of Columbia 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.

See more FAQs

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Alternative routes for Washington to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Washington to District of Columbia

Discover the top 9 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$86Average$231FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$143Average$437FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$169Average$534FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$174Average$820FlexibilityNo cancel feeOn-time75%
Spirit AirlinesCheapest$178Average$267FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$484FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$473FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$241Average$515FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$472FlexibilityNo cancel feeOn-time63%

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