Washington

$126+ Cheap flights from District of Columbia to Washington

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SEA
May 4 — May 111
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Cheap flight deals from District of Columbia to Washington

Keep the following information in mind while searching for District of Columbia to Washington flight deals. Data was last updated April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$257
(United Airlines)

One-way from

$126
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$392

Good round-trip deal

$308 or less

Good one-way deal

$192 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seattle/Tacoma Intl flights.
From District of Columbia to Washington
One-way flight from District of Columbia to Washington
Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from District of Columbia to Washington.
Price to beat on a one-way flight from District of Columbia to Washington.

Find flight deals from District of Columbia to Washington

Cheapest flights from District of Columbia to Washington
Explore the most affordable flight options available from District of Columbia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. 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 5/276:48 amIAD - SEA
1 stop7h 44mUnited Airlines
Tue 6/312:44 pmSEA - IAD
1 stop7h 06mUnited Airlines
Deal found 4/29$257
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/276:25 amDCA - SEA
1 stop8h 07mUnited Airlines
Tue 6/311:37 pmSEA - DCA
1 stop7h 50mUnited Airlines
Deal found 4/29$257
This Orbitz deal was found by Cheapflights users on 4/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/319:00 amIAD - SEA
Nonstop5h 39mMultiple Airlines
Sun 6/13:11 pmSEA - IAD
1 stop11h 47mMultiple Airlines
Deal found 4/29$258
This Frontier deal was found by Cheapflights users on 4/29. 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 5/156:00 pmDCA - SEA
1 stop9h 44mFrontier
Mon 5/196:00 amSEA - DCA
1 stop7h 59mFrontier
Deal found 4/29$258
This Frontier deal was found by Cheapflights users on 4/29. 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.
Fri 5/97:45 amIAD - SEA
1 stop13h 17mFrontier
Fri 5/233:11 pmSEA - IAD
1 stop11h 44mFrontier
Deal found 4/29$260
This Orbitz deal was found by Cheapflights users on 4/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:00 pmDCA - SEA
1 stop9h 37mMultiple Airlines
Tue 6/31:48 pmSEA - DCA
Nonstop5h 11mMultiple Airlines
Deal found 4/29$263
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 5/246:15 pmIAD - SEA
Nonstop5h 45mAlaska Airlines
Tue 5/274:00 pmSEA - IAD
Nonstop4h 59mAlaska Airlines
Deal found 4/29$267
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/274:59 pmDCA - SEA
Nonstop5h 51mDelta
Tue 6/37:35 amSEA - DCA
Nonstop5h 14mDelta
Deal found 4/29$267
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 5/275:00 pmDCA - SEA
Nonstop5h 56mAlaska Airlines
Tue 6/31:48 pmSEA - DCA
Nonstop5h 11mAlaska Airlines
Deal found 4/28$277
This Kiwi.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/319:59 amDCA - SEA
1 stop9h 49mHawaiian Airlines
Sat 6/71:48 pmSEA - DCA
Nonstop5h 11mHawaiian Airlines
Deal found 4/29$280
This Delta deal was found by Cheapflights users on 4/29. 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 5/317:45 amIAD - SEA
Nonstop5h 48mDelta
Sun 6/19:50 pmSEA - IAD
Nonstop5h 02mDelta
Deal found 4/29$287
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/85:59 pmDCA - GEG
1 stop8h 39mDelta
Fri 7/2511:41 amGEG - DCA
1 stop8h 53mDelta
Deal found 4/29$297

Cheapflights Fare Finder

Customize your flight search to find flights from District of Columbia to Washington 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 29, 2025.
Use the filters below to find and compare flights from District of Columbia to Washington that are best for you.

Fly from

District of Columbia

Fly to

Washington

Route

Depart

Return

Price

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Tue 5/27

6:48 am-11:32 am

1 stop7h 44m

Seattle/Tacoma Intl

Tue 6/3

12:44 pm-10:50 pm

1 stop7h 06m

$257

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 5/27

1:00 pm-6:53 pm

1 stop8h 53m

Seattle/Tacoma Intl

Tue 6/3

11:50 pm-9:57 am

1 stop7h 07m

$257

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Mon 5/12

7:45 am-6:00 pm

1 stop13h 15m

Seattle/Tacoma Intl

Wed 5/21

11:30 pm-7:36 am

Nonstop5h 06m

$258

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Fri 5/16

6:00 pm-12:44 am

1 stop9h 44m

Seattle/Tacoma Intl

Mon 5/19

6:00 am-9:59 pm

1 stop12h 59m

$258

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Fri 5/9

7:45 am-6:02 pm

1 stop13h 17m

Seattle/Tacoma Intl

Fri 5/23

3:11 pm-5:55 am

1 stop11h 44m

$260

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Thu 5/29

6:00 pm-12:37 am

1 stop9h 37m

Seattle/Tacoma Intl

Tue 6/3

1:48 pm-9:59 pm

Nonstop5h 11m

$263

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Sat 5/24

6:15 pm-9:00 pm

Nonstop5h 45m

Seattle/Tacoma Intl

Tue 5/27

4:00 pm-11:59 pm

Nonstop4h 59m

$267

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 5/27

4:59 pm-7:50 pm

Nonstop5h 51m

Seattle/Tacoma Intl

Tue 6/3

7:35 am-3:49 pm

Nonstop5h 14m

$267

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Tue 5/27

5:00 pm-7:56 pm

Nonstop5h 56m

Seattle/Tacoma Intl

Tue 6/3

1:48 pm-9:59 pm

Nonstop5h 11m

$277

Washington, D.C.Seattle

DCA - SEA

DCASEA

Washington, D.C. Reagan-National

Sat 5/31

9:59 am-4:48 pm

1 stop9h 49m

Seattle/Tacoma Intl

Sat 6/7

1:48 pm-9:59 pm

Nonstop5h 11m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 results
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Best time to book a flight from District of Columbia to Washington

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

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

Currently, January is the cheapest month in which you can book a flight from District of Columbia to State of Washington (average of $238). Flying from District of Columbia to State of Washington in July is currently the most expensive (average of $405). 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 DC to WA?

Find hourly flight availability from District of Columbia to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

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

Explore weekly flight availability from District of Columbia to Washington. 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 April 29, 2025.

The most flights from USDC to USWA are scheduled on a Tuesday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated April 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from District of Columbia to Washington 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.

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Food

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.1

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

Find useful and relevant information for your journey from District of Columbia to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from District of Columbia to State of Washington one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $126. Alaska Airlines flights start at $139 while deals on United Airlines start at $148 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to State of Washington (average of $238). Flying from District of Columbia to State of Washington in July is currently the most expensive (average of $405). 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 District of Columbia to Washington

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

Top 10 airlines flying from District of Columbia to Washington

Discover the top 10 airlines that operate flights from District of Columbia to Washington. 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$268FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$123Average$259FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$131Average$382FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$144Average$362FlexibilityNo cancel feeOn-time83%
Hawaiian AirlinesCheapest$158Average$466FlexibilityNo cancel feeOn-time85%
DeltaCheapest$206Average$456FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$206Average$452FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$216Average$581FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$268Average$496FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$306Average$498FlexibilityNo cancel feeOn-time63%

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