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Duluth

$188+ Cheap flights from District of Columbia to Duluth (DLH)

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DLH
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$248
(Delta)

One-way from

$188
(Delta)

Popular in

March

Cheapest in

January

Average price

$323
From District of Columbia to Duluth Intl
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One-way flight from District of Columbia to Duluth Intl
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Highest demand for flights based on searches. 7% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 15, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/242:00 pmDCA - DLH
1 stop6h 30mDelta
Tue 12/212:01 pmDLH - DCA
2 stops10h 06mDelta
Deal found 9/14$338
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:03 amIAD - DLH
1 stop6h 18mDelta
Fri 11/2812:01 pmDLH - IAD
1 stop10h 51mDelta
Deal found 9/14$339
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/247:40 amDCA - DLH
1 stop4h 41mDelta
Fri 11/2812:01 pmDLH - DCA
1 stop10h 30mDelta
Deal found 9/14$348
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 10/166:30 amIAD - DLH
1 stop5h 15mUnited Airlines
Mon 10/2011:20 amDLH - IAD
1 stop5h 17mUnited Airlines
Deal found 9/14$351
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 9/165:10 pmIAD - DLH
1 stop5h 55mUnited Airlines
Mon 9/228:00 amDLH - IAD
1 stop5h 37mUnited Airlines
Deal found 9/13$368
This Delta deal was found by Cheapflights users on 9/13. 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 9/166:10 amDCA - DLH
1 stop4h 57mDelta
Mon 9/225:10 amDLH - DCA
1 stop4h 52mDelta
Deal found 9/13$368
This Delta deal was found by Cheapflights users on 9/13. 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 9/163:05 pmDCA - DLH
2 stops8h 38mDelta
Sun 9/214:20 pmDLH - DCA
1 stop4h 40mDelta
Deal found 9/13$374
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Thu 11/206:30 amDCA - DLH
1 stop5h 07mUnited Airlines
Fri 11/287:55 amDLH - DCA
1 stop5h 15mUnited Airlines
Deal found 9/14$402
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:03 amIAD - DLH
1 stop18h 47mDelta
Fri 11/2812:01 pmDLH - IAD
1 stop10h 51mDelta
Deal found 9/14$418
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/76:30 amIAD - DLH
1 stop5h 15mUnited Airlines
Tue 10/143:07 pmDLH - IAD
2 stops18h 06mUnited Airlines
Deal found 9/13$422
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 10/76:04 pmDCA - DLH
1 stop5h 04mUnited Airlines
Tue 10/143:07 pmDLH - DCA
1 stop6h 36mUnited Airlines
Deal found 9/13$432
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 9/291:20 pmIAD - DLH
1 stop6h 17mUnited Airlines
Fri 10/311:20 amDLH - IAD
2 stops19h 09mUnited Airlines
Deal found 9/14$448

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 September 15, 2025.
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

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 3/7

6:10 am-11:07 am

1 stop5h 57m

Duluth Intl

Wed 3/11

4:20 pm-11:33 pm

1 stop6h 13m

$248

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Mon 11/24

2:00 pm-7:30 pm

1 stop6h 30m

Duluth Intl

Tue 12/2

12:01 pm-11:07 pm

2 stops10h 06m

$338

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Mon 11/24

6:03 am-11:21 am

1 stop6h 18m

Duluth Intl

Fri 11/28

12:01 pm-11:52 pm

1 stop10h 51m

$339

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Mon 11/24

7:40 am-11:21 am

1 stop4h 41m

Duluth Intl

Fri 11/28

12:01 pm-11:31 pm

1 stop10h 30m

$348

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Fri 11/21

6:30 am-10:37 am

1 stop5h 07m

Duluth Intl

Fri 11/28

7:55 am-2:10 pm

1 stop5h 15m

$402

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Thu 11/20

6:30 am-10:37 am

1 stop5h 07m

Duluth Intl

Fri 11/28

7:55 am-2:10 pm

1 stop5h 15m

$402

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 11/22

6:30 am-10:37 am

1 stop5h 07m

Duluth Intl

Fri 11/28

7:55 am-2:10 pm

1 stop5h 15m

$402

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Sun 11/23

6:03 am-7:30 pm

1 stop14h 27m

Duluth Intl

Tue 12/2

8:05 am-12:02 am

1 stop14h 57m

$418

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 10/7

6:30 am-10:45 am

1 stop5h 15m

Duluth Intl

Tue 10/14

3:07 pm-10:13 am

2 stops18h 06m

$422

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Mon 9/29

1:20 pm-6:37 pm

1 stop6h 17m

Duluth Intl

Fri 10/3

11:20 am-7:29 am

2 stops19h 09m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 17 results
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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?

    Delta and United Airlines can get you from District of Columbia to Duluth in just under 5h 15m. Your travel time can differ by up to 42m. There are 921 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.

  • What is the cheapest month to book a flight from District of Columbia to Duluth?

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to Duluth (average of $339). Flying from District of Columbia to Duluth in June is currently the most expensive (average of $477). 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

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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$226Average$390FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$441FlexibilityNo cancel feeOn-time69%

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