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Duluth

$268+ Cheap flights from District of Columbia to Duluth (DLH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DLH
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from District of Columbia to Duluth

Cheapest flights from District of Columbia to Duluth
Explore the most affordable flight options available from District of Columbia to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/10. 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 4/281:10 pm
IAD
-
DLH
1 stop5h 59m
United Airlines
Sat 5/211:14 am
DLH
-
IAD
1 stop5h 14m
United Airlines
Deal found 2/10$268
This United Airlines deal was found by Cheapflights users on 2/10. 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 4/281:00 pm
DCA
-
DLH
1 stop6h 09m
United Airlines
Sat 5/27:45 am
DLH
-
DCA
1 stop5h 29m
United Airlines
Deal found 2/10$268
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:05 am
DCA
-
DLH
1 stop5h 52m
Delta
Fri 5/154:20 pm
DLH
-
DCA
1 stop6h 08m
Delta
Deal found 2/11$278
This United Airlines deal was found by Cheapflights users on 2/12. 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 12/51:05 pm
IAD
-
DLH
1 stop5h 29m
United Airlines
Sat 12/126:10 pm
DLH
-
IAD
1 stop4h 49m
United Airlines
Deal found 2/12$283
This Delta deal was found by Cheapflights users on 2/13. 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.
Tue 4/287:40 am
DCA
-
DLH
1 stop5h 27m
Delta
Sat 5/212:47 pm
DLH
-
DCA
1 stop4h 15m
Delta
Deal found 2/13$283
This Delta deal was found by Cheapflights users on 2/9. 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 2/286:05 am
DCA
-
DLH
1 stop6h 25m
Delta
Thu 3/54:15 pm
DLH
-
DCA
1 stop6h 13m
Delta
Deal found 2/9$292
This Delta deal was found by Cheapflights users on 2/10. 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 4/256:00 am
IAD
-
DLH
1 stop7h 07m
Delta
Wed 4/295:00 am
DLH
-
IAD
1 stop5h 32m
Delta
Deal found 2/10$293
This Delta deal was found by Cheapflights users on 2/10. 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 4/256:05 am
DCA
-
DLH
1 stop7h 02m
Delta
Sat 5/212:47 pm
DLH
-
DCA
1 stop4h 15m
Delta
Deal found 2/10$293
This Delta deal was found by Cheapflights users on 2/10. 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 4/256:00 am
IAD
-
DLH
1 stop7h 07m
Delta
Fri 5/14:29 pm
DLH
-
IAD
2 stops7h 13m
Delta
Deal found 2/10$299
This Delta deal was found by Cheapflights users on 2/10. 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 4/256:05 am
DCA
-
DLH
1 stop7h 02m
Delta
Fri 5/112:47 pm
DLH
-
DCA
2 stops9h 03m
Delta
Deal found 2/10$314
This Delta deal was found by Cheapflights users on 2/10. 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.
Sun 4/266:00 am
IAD
-
DLH
1 stop7h 07m
Delta
Sun 5/35:00 am
DLH
-
IAD
1 stop5h 32m
Delta
Deal found 2/10$328
This Delta deal was found by Cheapflights users on 2/10. 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 4/256:00 am
DCA
-
DLH
2 stops7h 07m
Delta
Thu 4/304:29 pm
DLH
-
DCA
1 stop6h 14m
Delta
Deal found 2/10$328

Find flight deals from District of Columbia to Duluth

Keep the following information in mind while searching for District of Columbia to Duluth flight deals. Data was last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$268
(United Airlines)

Popular in

March

Cheapest in

January

Average price

$561
Provider with most accurate pricing for Washington, D.C. (WAS)-Duluth Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Duluth Intl flights.
Search Deals
From District of Columbia to Duluth Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Duluth 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 February 13, 2026.
Use the filters below to find and compare flights from District of Columbia to Duluth that are best for you.

Fly from

District of Columbia

Fly to

Duluth

Route

Depart

Return

Price

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 4/28

1:10 pm-6:09 pm

1 stop5h 59m

Duluth Intl

Sat 5/2

11:14 am-5:28 pm

1 stop5h 14m

$268

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 4/28

1:00 pm-6:09 pm

1 stop6h 09m

Duluth Intl

Sat 5/2

7:45 am-2:14 pm

1 stop5h 29m

$268

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 5/9

6:05 am-10:57 am

1 stop5h 52m

Duluth Intl

Fri 5/15

4:20 pm-11:28 pm

1 stop6h 08m

$278

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 4/28

7:40 am-12:07 pm

1 stop5h 27m

Duluth Intl

Sat 5/2

12:47 pm-6:02 pm

1 stop4h 15m

$283

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 2/28

6:05 am-11:30 am

1 stop6h 25m

Duluth Intl

Thu 3/5

4:15 pm-11:28 pm

1 stop6h 13m

$292

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-12:07 pm

1 stop7h 07m

Duluth Intl

Wed 4/29

5:00 am-11:32 am

1 stop5h 32m

$293

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Sat 4/25

6:00 am-12:07 pm

1 stop7h 07m

Duluth Intl

Sun 5/3

5:00 am-11:32 am

1 stop5h 32m

$293

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 4/28

6:00 am-12:07 pm

1 stop7h 07m

Duluth Intl

Sat 5/2

4:29 pm-11:32 pm

1 stop6h 03m

$293

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 4/25

6:05 am-12:07 pm

1 stop7h 02m

Duluth Intl

Wed 4/29

4:29 pm-11:43 pm

1 stop6h 14m

$293

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 4/25

6:05 am-12:07 pm

1 stop7h 02m

Duluth Intl

Sat 5/2

12:47 pm-6:02 pm

1 stop4h 15m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 18 results
1
2

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

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

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Duluth. 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 into for flights to Duluth from District of Columbia?

    Duluth Intl (DLH), located 5.8 mi from the city center, is the airport you fly into when you book flights from District of Columbia to Duluth.

  • How long is the flight from District of Columbia to Duluth?

    United Airlines and Delta can get you from District of Columbia to Duluth in just under 5h 52m. Your travel time can differ by up to 07m. There are 942 mi between District of Columbia and Duluth. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

    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 Duluth.

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

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

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior

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Alternative routes for District of Columbia to Duluth

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from District of Columbia to Duluth

Discover the top 2 airlines that operate flights from District of Columbia to Duluth. 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$161Average$423FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$446FlexibilityNo cancel feeOn-time69%

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