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Cheap flights from Washington, D.C. Reagan-National Airport to Duluth from $276

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Duluth departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Duluth

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 10:43 am
DCA
-
DLH
5h 13m
1 stop
United Airlines Logo
3:07 pm - 10:52 pm
DLH
-
DCA
6h 45m
1 stop
$276United Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
2:32 pm - 11:55 pm
DCA
-
DLH
10h 23m
2 stops
Delta Logo
12:37 pm - 6:26 pm
DLH
-
DCA
4h 49m
1 stop
$348Delta
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
6:30 am - 10:43 am
DCA
-
DLH
5h 13m
1 stop
United Airlines Logo
3:19 pm - 10:52 pm
DLH
-
DCA
6h 33m
1 stop
$368United Airlines
Fri, Feb 20 - Tue, Feb 24
Delta Logo
6:59 pm - 11:55 pm
DCA
-
DLH
5h 56m
1 stop
Delta Logo
5:00 am - 11:00 am
DLH
-
DCA
5h 00m
1 stop
$393Delta
Wed, Feb 18 - Sun, Feb 22
Delta Logo
2:32 pm - 11:55 pm
DCA
-
DLH
10h 23m
2 stops
Delta Logo
5:00 am - 11:00 am
DLH
-
DCA
5h 00m
1 stop
$399Delta
Wed, Feb 18 - Sun, Feb 22
Delta Logo
6:05 am - 11:30 am
DCA
-
DLH
6h 25m
1 stop
Delta Logo
5:00 am - 1:50 pm
DLH
-
DCA
7h 50m
2 stops
$431Delta
Fri, Feb 20 - Tue, Feb 24
Delta Logo
6:05 am - 11:56 am
DCA
-
DLH
6h 51m
1 stop
Delta Logo
4:32 pm - 11:35 pm
DLH
-
DCA
6h 03m
1 stop
$448Delta
Fri, Mar 13 - Sun, Mar 15
Delta Logo
2:32 pm - 11:55 pm
DCA
-
DLH
10h 23m
2 stops
Delta Logo
5:00 am - 2:50 pm
DLH
-
DCA
8h 50m
2 stops
$453Delta
Tue, Mar 3 - Tue, Mar 10
Delta Logo
2:32 pm - 11:55 pm
DCA
-
DLH
10h 23m
2 stops
Delta Logo
5:00 am - 1:50 pm
DLH
-
DCA
7h 50m
2 stops
$528Delta
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
6:30 am - 10:43 am
DCA
-
DLH
5h 13m
1 stop
United Airlines Logo
11:20 am - 10:52 pm
DLH
-
DCA
10h 32m
1 stop
$529United Airlines
Wed, Mar 18 - Sun, Mar 22

United Airlines flights from Washington, D.C. Reagan-National Airport to Duluth

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Duluth flight tickets
United Airlines
Feb 20
DCA6:30 amWashington, D.C. Reagan-National
5h 13m
1 stop
DLH10:43 amDuluth Intl
Feb 24
DLH3:19 pmDuluth Intl
6h 33m
1 stop
DCA10:52 pmWashington, D.C. Reagan-National
$368
United Airlines
Feb 10
DCA3:30 pmWashington, D.C. Reagan-National
7h 29m
1 stop
DLH9:59 pmDuluth Intl
Feb 14
DLH3:19 pmDuluth Intl
4h 40m
1 stop
DCA8:59 pmWashington, D.C. Reagan-National
$458
United Airlines
Feb 10
DCA6:00 pmWashington, D.C. Reagan-National
4h 59m
1 stop
DLH9:59 pmDuluth Intl
Feb 14
DLH3:19 pmDuluth Intl
6h 33m
1 stop
DCA10:52 pmWashington, D.C. Reagan-National
$468

Delta flights from Washington, D.C. Reagan-National Airport to Duluth

Our best Delta deals on Washington, D.C. Reagan-National Airport to Duluth flight tickets
Delta
Feb 18
DCA6:59 pmWashington, D.C. Reagan-National
5h 56m
1 stop
DLH11:55 pmDuluth Intl
Feb 22
DLH5:00 amDuluth Intl
5h 00m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
$393
Delta
Feb 18
DCA2:32 pmWashington, D.C. Reagan-National
10h 23m
2 stops
DLH11:55 pmDuluth Intl
Feb 22
DLH5:00 amDuluth Intl
5h 00m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
$399
Delta
Feb 20
DCA6:05 amWashington, D.C. Reagan-National
6h 25m
1 stop
DLH11:30 amDuluth Intl
Feb 24
DLH5:00 amDuluth Intl
7h 50m
2 stops
DCA1:50 pmWashington, D.C. Reagan-National
$431

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated February 6, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 3/3

6:30 am-10:43 am

1 stop5h 13m

Duluth Intl

Tue 3/10

3:07 pm-10:52 pm

1 stop6h 45m

$276

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 3/3

2:32 pm-11:55 pm

2 stops10h 23m

Duluth Intl

Tue 3/10

12:37 pm-6:26 pm

1 stop4h 49m

$348

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Fri 2/20

6:30 am-10:43 am

1 stop5h 13m

Duluth Intl

Tue 2/24

3:19 pm-10:52 pm

1 stop6h 33m

$368

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Wed 2/18

6:59 pm-11:55 pm

1 stop5h 56m

Duluth Intl

Sun 2/22

5:00 am-11:00 am

1 stop5h 00m

$393

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Wed 2/18

2:32 pm-11:55 pm

2 stops10h 23m

Duluth Intl

Sun 2/22

5:00 am-11:00 am

1 stop5h 00m

$399

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Fri 2/20

6:05 am-11:30 am

1 stop6h 25m

Duluth Intl

Tue 2/24

5:00 am-1:50 pm

2 stops7h 50m

$431

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Fri 3/13

6:05 am-11:56 am

1 stop6h 51m

Duluth Intl

Sun 3/15

4:32 pm-11:35 pm

1 stop6h 03m

$448

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 3/3

2:32 pm-11:55 pm

2 stops10h 23m

Duluth Intl

Tue 3/10

5:00 am-2:50 pm

2 stops8h 50m

$453

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Wed 2/18

2:32 pm-11:55 pm

2 stops10h 23m

Duluth Intl

Sun 2/22

5:00 am-1:50 pm

2 stops7h 50m

$528

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Wed 3/18

6:30 am-10:43 am

1 stop5h 13m

Duluth Intl

Sun 3/22

11:20 am-10:52 pm

1 stop10h 32m

$529

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Duluth from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Duluth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Washington, D.C. Reagan-National Airport to Duluth flights?

You could potentially save up to 50% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Duluth flight.

When to book flights from Washington, D.C. Reagan-National Airport to Duluth

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Duluth according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Duluth (DCA to DLH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Duluth

Fastest flight time

5h 00m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Duluth takes 5h 00m
There are no direct flights from Washington, D.C. Reagan-National Airport to Duluth. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Duluth.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Duluth Intl by plane?

    There are 936.7 mi between Washington, D.C. Reagan-National and Duluth Intl. Flights usually cover this in 5h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Duluth Intl Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Duluth Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Duluth Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Duluth Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Duluth Intl Airport.

  • What documentation or ID do you need to fly to Duluth Intl Airport?

    The travel and health documents you'll need for your trip to Duluth Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Duluth Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Duluth?

Best airlines flying from Washington, D.C. Reagan-National Airport to Duluth

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Duluth with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $161Free CancellationRating
7.9
8,151 reviews
Search Delta flights

Traveling to a place near Duluth?

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Two Harbors
Hayward
Superior
Cloquet

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Can I find flights from Washington, D.C. to Duluth with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Duluth on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Duluth?

momondo helps you find the best flight between Washington, D.C. and Duluth by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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