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Cheap flights from Washington, D.C. Reagan-National Airport to Duluth from $298

This is the cheapest one-way 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 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
7:10 pm - 11:23 pm
DCA
-
DLH
5h 13m
1 stop
United Airlines Logo
7:03 am - 1:04 pm
DLH
-
DCA
5h 01m
1 stop
$344United Airlines
Mon, Jul 13 - Tue, Jul 21
Delta Logo
2:45 pm - 10:49 pm
DCA
-
DLH
9h 04m
2 stops
Delta Logo
5:00 am - 2:02 pm
DLH
-
DCA
8h 02m
2 stops
$389Delta
Tue, Jul 14 - Wed, Jul 22
Delta Logo
2:45 pm - 10:49 pm
DCA
-
DLH
9h 04m
2 stops
Delta Logo
5:00 am - 11:00 am
DLH
-
DCA
5h 00m
1 stop
$448Delta
Tue, Jul 14 - Wed, Jul 22
United Airlines Logo
10:30 am - 5:34 pm
DCA
-
DLH
8h 04m
1 stop
United Airlines Logo
11:18 am - 6:11 pm
DLH
-
DCA
5h 53m
1 stop
$471United Airlines
Tue, Jul 14 - Wed, Jul 22
Delta Logo
6:59 pm - 10:49 pm
DCA
-
DLH
4h 50m
1 stop
Delta Logo
5:15 am - 1:55 pm
DLH
-
DCA
7h 40m
2 stops
$502Delta
Sat, Aug 1 - Wed, Aug 5
United Airlines Logo
7:10 pm - 11:23 pm
DCA
-
DLH
5h 13m
1 stop
United Airlines Logo
7:03 am - 2:22 pm
DLH
-
DCA
6h 19m
1 stop
$504United Airlines
Tue, Jul 14 - Fri, Jul 24
United Airlines Logo
5:59 pm - 11:22 pm
DCA
-
DLH
6h 23m
1 stop
United Airlines Logo
7:45 am - 5:02 pm
DLH
-
DCA
8h 17m
1 stop
$505United Airlines
Sat, Aug 22 - Sat, Aug 29
Delta Logo
6:59 pm - 10:49 pm
DCA
-
DLH
4h 50m
1 stop
Delta Logo
4:11 pm - 11:50 pm
DLH
-
DCA
6h 39m
1 stop
$530Delta
Sat, Aug 1 - Wed, Aug 5
Delta Logo
6:00 am - 11:04 am
DCA
-
DLH
6h 04m
1 stop
Delta Logo
5:00 am - 11:00 am
DLH
-
DCA
5h 00m
1 stop
$536Delta
Mon, Jul 20 - Tue, Jul 28
United Airlines Logo
7:10 pm - 11:23 pm
DCA
-
DLH
5h 13m
1 stop
United Airlines Logo
7:03 am - 11:01 am
DLH
-
DCA
26h 58m
1 stop
$586United Airlines
Sat, Jul 11 - Mon, Jul 20

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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
Jul 14
DCA2:45 pmWashington, D.C. Reagan-National
9h 04m
2 stops
DLH10:49 pmDuluth Intl
Jul 22
DLH5:00 amDuluth Intl
8h 02m
2 stops
DCA2:02 pmWashington, D.C. Reagan-National
$389
Delta
Jul 14
DCA2:45 pmWashington, D.C. Reagan-National
9h 04m
2 stops
DLH10:49 pmDuluth Intl
Jul 22
DLH5:00 amDuluth Intl
5h 00m
1 stop
DCA11:00 amWashington, D.C. Reagan-National
$448
Delta
Aug 1
DCA6:59 pmWashington, D.C. Reagan-National
4h 50m
1 stop
DLH10:49 pmDuluth Intl
Aug 5
DLH5:15 amDuluth Intl
7h 40m
2 stops
DCA1:55 pmWashington, D.C. Reagan-National
$502

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
Jul 13
DCA7:10 pmWashington, D.C. Reagan-National
5h 13m
1 stop
DLH11:23 pmDuluth Intl
Jul 21
DLH7:03 amDuluth Intl
5h 01m
1 stop
DCA1:04 pmWashington, D.C. Reagan-National
$344
United Airlines
Jul 14
DCA10:30 amWashington, D.C. Reagan-National
8h 04m
1 stop
DLH5:34 pmDuluth Intl
Jul 22
DLH11:18 amDuluth Intl
5h 53m
1 stop
DCA6:11 pmWashington, D.C. Reagan-National
$471
United Airlines
Jul 14
DCA7:10 pmWashington, D.C. Reagan-National
5h 13m
1 stop
DLH11:23 pmDuluth Intl
Jul 24
DLH7:03 amDuluth Intl
6h 19m
1 stop
DCA2:22 pmWashington, D.C. Reagan-National
$504

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 June 21, 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

Cheapest round-trip
Quickest round-trip

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Mon 7/13

7:10 pm-11:23 pm

1 stop5h 13m

Duluth Intl

Tue 7/21

7:03 am-1:04 pm

1 stop5h 01m

$344

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 7/14

2:45 pm-10:49 pm

2 stops9h 04m

Duluth Intl

Wed 7/22

5:00 am-2:02 pm

2 stops8h 02m

$389

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 7/14

2:45 pm-10:49 pm

2 stops9h 04m

Duluth Intl

Wed 7/22

5:00 am-11:00 am

1 stop5h 00m

$448

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 7/14

10:30 am-5:34 pm

1 stop8h 04m

Duluth Intl

Wed 7/22

11:18 am-6:11 pm

1 stop5h 53m

$471

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 8/1

6:59 pm-10:49 pm

1 stop4h 50m

Duluth Intl

Wed 8/5

5:15 am-1:55 pm

2 stops7h 40m

$502

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 7/14

7:10 pm-11:23 pm

1 stop5h 13m

Duluth Intl

Fri 7/24

7:03 am-2:22 pm

1 stop6h 19m

$504

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 8/22

5:59 pm-11:22 pm

1 stop6h 23m

Duluth Intl

Sat 8/29

7:45 am-5:02 pm

1 stop8h 17m

$505

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 8/1

6:59 pm-10:49 pm

1 stop4h 50m

Duluth Intl

Wed 8/5

4:11 pm-11:50 pm

1 stop6h 39m

$530

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Mon 7/20

6:00 am-11:04 am

1 stop6h 04m

Duluth Intl

Tue 7/28

5:00 am-11:00 am

1 stop5h 00m

$536

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 7/11

7:10 pm-11:23 pm

1 stop5h 13m

Duluth Intl

Mon 7/20

7:03 am-11:01 am

1 stop26h 58m

$586

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Duluth Intl?

United Airlines and Delta are the most popular carriers operating from Washington, D.C. Reagan-National to Duluth Intl

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

4h 50m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Duluth takes 4h 50m
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

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Duluth

  • 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 4h 50m, 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
United AirlinesPriceFrom $318Free CancellationRating
7.4
9,868 reviews
Search United Airlines flights

Traveling to a place near Duluth?

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

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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.

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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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