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Washington, D.C.

$187+ Cheap flights from Duluth (DLH) 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — WAS
Apr 15 — Apr 221
Wed 4/15
Wed 4/22
1 adult, Economy
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Cheap flight deals from Duluth to Washington, D.C.

Cheapest flights from Duluth to Washington, D.C.
Explore the most affordable flight options available from Duluth to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 16, 2026.

This United Airlines deal was found by Cheapflights users on 3/11. 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.
Thu 5/2111:18 am
DLH
-
DCA
1 stop5h 54m
United Airlines
Mon 5/253:30 pm
DCA
-
DLH
1 stop7h 16m
United Airlines
Deal found 3/11$308
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Thu 4/97:25 am
DLH
-
IAD
1 stop7h 38m
United Airlines
Thu 4/236:15 am
IAD
-
DLH
1 stop5h 24m
United Airlines
Deal found 3/12$308
This United Airlines deal was found by Cheapflights users on 3/13. 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.
Fri 5/226:10 pm
DLH
-
IAD
1 stop5h 35m
United Airlines
Mon 5/256:10 am
IAD
-
DLH
1 stop5h 33m
United Airlines
Deal found 3/13$328
This United Airlines deal was found by Cheapflights users on 3/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:05 am
DLH
-
BWI
1 stop5h 52m
United Airlines
Sun 9/136:15 am
BWI
-
DLH
1 stop5h 15m
United Airlines
Deal found 3/14$340
This Delta deal was found by Cheapflights users on 3/13. 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.
Fri 4/174:29 pm
DLH
-
BWI
1 stop5h 57m
Delta
Wed 4/227:22 pm
BWI
-
DLH
1 stop4h 24m
Delta
Deal found 3/13$343
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Thu 7/166:10 pm
DLH
-
IAD
1 stop5h 35m
United Airlines
Mon 7/206:10 am
IAD
-
DLH
1 stop5h 33m
United Airlines
Deal found 3/11$349
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Thu 7/165:00 am
DLH
-
DCA
1 stop5h 59m
United Airlines
Mon 7/207:10 pm
DCA
-
DLH
1 stop4h 58m
United Airlines
Deal found 3/11$352
This Delta deal was found by Cheapflights users on 3/15. 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.
Sat 4/44:32 pm
DLH
-
BWI
1 stop6h 27m
Delta
Thu 4/95:40 am
BWI
-
DLH
2 stops7h 16m
Delta
Deal found 3/15$364
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Thu 7/165:00 am
DLH
-
DCA
1 stop5h 01m
United Airlines
Sat 7/257:05 pm
DCA
-
DLH
1 stop5h 33m
United Airlines
Deal found 3/15$371
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Fri 4/105:00 am
DLH
-
DCA
1 stop7h 10m
United Airlines
Tue 4/1411:55 am
DCA
-
DLH
1 stop7h 12m
United Airlines
Deal found 3/12$378
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sat 4/117:25 am
DLH
-
BWI
1 stop5h 37m
United Airlines
Tue 4/1411:08 am
BWI
-
DLH
1 stop7h 59m
United Airlines
Deal found 3/12$378
This United Airlines deal was found by Cheapflights users on 3/12. 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.
Sat 4/1111:19 am
DLH
-
IAD
1 stop5h 09m
United Airlines
Wed 4/156:15 am
IAD
-
DLH
1 stop5h 24m
United Airlines
Deal found 3/12$378

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

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$308
(United Airlines)

One-way from

$187
(Delta)

Popular in

June

Cheapest in

January

Average price

$324
Provider with most accurate pricing for Duluth Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Duluth Intl-Washington, D.C. (WAS) flights.
Search Deals
From Duluth Intl to Washington, D.C. (WAS)
Search Deals
One-way flight from Duluth Intl to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth 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 March 16, 2026.
Use the filters below to find and compare flights from Duluth to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 5/22

6:10 pm-12:45 am

1 stop5h 35m

Washington, D.C. Dulles Intl

Mon 5/25

6:10 am-10:43 am

1 stop5h 33m

$328

DuluthBaltimore

DLH - BWI

DLHBWI

Duluth Intl

Thu 7/16

6:10 pm-12:33 am

1 stop5h 23m

Baltimore/Washington

Mon 7/20

6:15 am-10:43 am

1 stop5h 28m

$343
Quickest round-trip

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Fri 4/10

5:00 am-10:59 am

1 stop4h 59m

Washington, D.C. Reagan-National

Tue 4/14

2:00 pm-6:07 pm

1 stop5h 07m

$378

DuluthBaltimore

DLH - BWI

DLHBWI

Duluth Intl

Sat 4/4

3:08 pm-9:24 pm

1 stop5h 16m

Baltimore/Washington

Thu 4/9

6:55 pm-12:29 am

1 stop6h 34m

$378

DuluthBaltimore

DLH - BWI

DLHBWI

Duluth Intl

Sat 4/11

7:25 am-2:02 pm

1 stop5h 37m

Baltimore/Washington

Tue 4/14

11:08 am-6:07 pm

1 stop7h 59m

$378

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Sat 4/11

5:00 am-11:48 am

1 stop5h 48m

Washington, D.C. Dulles Intl

Wed 4/15

6:15 am-10:39 am

1 stop5h 24m

$378

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Thu 5/21

3:03 pm-10:49 pm

1 stop6h 46m

Washington, D.C. Reagan-National

Mon 5/25

7:30 am-2:28 pm

1 stop7h 58m

$398

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Sat 6/6

6:10 pm-12:45 am

1 stop5h 35m

Washington, D.C. Dulles Intl

Wed 6/10

3:39 pm-9:53 pm

1 stop7h 14m

$408

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sat 6/6

3:03 pm-9:10 pm

1 stop5h 07m

Washington, D.C. Reagan-National

Wed 6/10

6:30 am-10:43 am

1 stop5h 13m

$438

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Fri 7/17

7:03 am-3:52 pm

1 stop7h 49m

Washington, D.C. Reagan-National

Sat 7/25

7:05 pm-11:38 pm

1 stop5h 33m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/13

Showing 1-10 of 42 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Duluth-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Duluth-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Duluth-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Duluth-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Duluth-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Duluth 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 Duluth to Washington, D.C.
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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, D.C.. Reviews last updated March 16, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Duluth to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,296 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,296 reviews
Delta
7.9
Good
8,296 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,428 reviews
Delta
7.9
Good
8,296 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

    Duluth Intl (DLH), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Duluth to Washington, D.C.. 2 airlines have flights from Duluth Intl to Washington, D.C. on a regular basis. Booking flights from Duluth Intl to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

  • How long is the flight from Duluth to Washington, D.C.?

    United Airlines can get you from Duluth to Washington, D.C. in just under 5h 54m. Your travel time can differ by up to . There are 942 mi between Duluth and Washington, D.C..

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

    According to our current data, United Airlines ($248), and Delta ($273) offers the cheapest pricing from Duluth to Washington, D.C.. United Airlines is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Duluth 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.

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
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

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Top 2 airlines flying from Duluth to Washington, D.C.

Discover the top 2 airlines that operate flights from Duluth 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 March 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$159Average$356FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$361FlexibilityNo cancel feeOn-time69%

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