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Cheap flights from Duluth to Washington, D.C. 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 Duluth to Washington, D.C. departing on 8/5. 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 Duluth to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:14 pm - 10:26 pm
DLH
-
DCA
6h 12m
1 stop
United Airlines Logo
7:00 am - 10:44 am
DCA
-
DLH
4h 44m
1 stop
$388United Airlines
Wed, Nov 4 - Sat, Nov 7
United Airlines Logo
3:14 pm - 10:26 pm
DLH
-
DCA
6h 12m
1 stop
United Airlines Logo
7:00 am - 10:44 am
DCA
-
DLH
4h 44m
1 stop
$424United Airlines
Wed, Nov 4 - Sat, Nov 7
United Airlines Logo
11:18 am - 6:11 pm
DLH
-
DCA
5h 53m
1 stop
United Airlines Logo
7:13 pm - 11:23 pm
DCA
-
DLH
5h 10m
1 stop
$446United Airlines
Thu, Jul 2 - Mon, Jul 6
United Airlines Logo
3:14 pm - 10:26 pm
DLH
-
DCA
6h 12m
1 stop
United Airlines Logo
7:00 am - 5:32 pm
DCA
-
DLH
11h 32m
2 stops
$512United Airlines
Wed, Nov 4 - Sat, Nov 7
United Airlines Logo
6:23 pm - 2:18 pm
DLH
-
DCA
18h 55m
2 stops
United Airlines Logo
6:00 am - 10:44 am
DCA
-
DLH
5h 44m
1 stop
$513United Airlines
Wed, Nov 4 - Sat, Nov 7
Delta Logo
11:48 am - 6:09 pm
DLH
-
DCA
5h 21m
1 stop
Delta Logo
6:30 am - 11:08 am
DCA
-
DLH
5h 38m
1 stop
$658Delta
Thu, Jul 2 - Sun, Jul 5
Delta Logo
11:48 am - 10:59 pm
DLH
-
DCA
10h 11m
2 stops
Delta Logo
6:30 am - 11:08 am
DCA
-
DLH
5h 38m
1 stop
$664Delta
Thu, Jul 2 - Sun, Jul 5
United Airlines Logo
7:03 am - 9:59 am
DLH
-
DCA
25h 56m
1 stop
United Airlines Logo
7:10 pm - 11:23 pm
DCA
-
DLH
5h 13m
1 stop
$713United Airlines
Sun, Jul 12 - Fri, Aug 7
United Airlines Logo
6:25 pm - 9:59 am
DLH
-
DCA
14h 34m
1 stop
United Airlines Logo
7:10 pm - 11:23 pm
DCA
-
DLH
5h 13m
1 stop
$730United Airlines
Sun, Jul 12 - Fri, Aug 7
United Airlines Logo
11:18 am - 6:12 pm
DLH
-
DCA
5h 54m
1 stop
United Airlines Logo
6:30 am - 10:41 am
DCA
-
DLH
5h 11m
1 stop
$747United Airlines
Fri, Jul 3 - Fri, Jul 10

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

Our best Delta deals on Duluth to Washington, D.C. Reagan-National Airport flight tickets
Delta
Jul 2
DLH11:48 amDuluth Intl
5h 21m
1 stop
DCA6:09 pmWashington, D.C. Reagan-National
Jul 5
DCA6:30 amWashington, D.C. Reagan-National
5h 38m
1 stop
DLH11:08 amDuluth Intl
$658
Delta
Jul 2
DLH11:48 amDuluth Intl
10h 11m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
Jul 5
DCA6:30 amWashington, D.C. Reagan-National
5h 38m
1 stop
DLH11:08 amDuluth Intl
$664
Delta
Jun 25
DLH5:00 amDuluth Intl
8h 04m
2 stops
DCA2:04 pmWashington, D.C. Reagan-National
Jun 29
DCA3:00 pmWashington, D.C. Reagan-National
5h 24m
1 stop
DLH7:24 pmDuluth Intl
$752

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

Our best United Airlines deals on Duluth to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Nov 4
DLH3:14 pmDuluth Intl
6h 12m
1 stop
DCA10:26 pmWashington, D.C. Reagan-National
Nov 7
DCA7:00 amWashington, D.C. Reagan-National
4h 44m
1 stop
DLH10:44 amDuluth Intl
$388
United Airlines
Jul 1
DLH3:03 pmDuluth Intl
6h 51m
1 stop
DCA10:54 pmWashington, D.C. Reagan-National
Jul 6
DCA7:13 pmWashington, D.C. Reagan-National
5h 10m
1 stop
DLH11:23 pmDuluth Intl
$403
United Airlines
Nov 4
DLH3:14 pmDuluth Intl
6h 12m
1 stop
DCA10:26 pmWashington, D.C. Reagan-National
Nov 7
DCA7:00 amWashington, D.C. Reagan-National
4h 44m
1 stop
DLH10:44 amDuluth Intl
$424

momondo Fare Finder

 
Customize your flight search to find flights from Duluth to Washington, D.C. Reagan-National Airport 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 22, 2026.
Use the filters below to find and compare flights from Duluth to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Wed 11/4

3:14 pm-10:26 pm

1 stop6h 12m

Washington, D.C. Reagan-National

Sat 11/7

7:00 am-10:44 am

1 stop4h 44m

$388

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Wed 11/4

3:14 pm-10:26 pm

1 stop6h 12m

Washington, D.C. Reagan-National

Sat 11/7

7:00 am-10:44 am

1 stop4h 44m

$424

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Thu 7/2

11:18 am-6:11 pm

1 stop5h 53m

Washington, D.C. Reagan-National

Mon 7/6

7:13 pm-11:23 pm

1 stop5h 10m

$446

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Wed 11/4

3:14 pm-10:26 pm

1 stop6h 12m

Washington, D.C. Reagan-National

Sat 11/7

7:00 am-5:32 pm

2 stops11h 32m

$512

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Wed 11/4

6:23 pm-2:18 pm

2 stops18h 55m

Washington, D.C. Reagan-National

Sat 11/7

6:00 am-10:44 am

1 stop5h 44m

$513

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Thu 7/2

11:48 am-6:09 pm

1 stop5h 21m

Washington, D.C. Reagan-National

Sun 7/5

6:30 am-11:08 am

1 stop5h 38m

$658

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Thu 7/2

11:48 am-10:59 pm

2 stops10h 11m

Washington, D.C. Reagan-National

Sun 7/5

6:30 am-11:08 am

1 stop5h 38m

$664

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sun 7/12

7:03 am-9:59 am

1 stop25h 56m

Washington, D.C. Reagan-National

Fri 8/7

7:10 pm-11:23 pm

1 stop5h 13m

$713

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sun 7/12

6:25 pm-9:59 am

1 stop14h 34m

Washington, D.C. Reagan-National

Fri 8/7

7:10 pm-11:23 pm

1 stop5h 13m

$730

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Fri 7/3

11:18 am-6:12 pm

1 stop5h 54m

Washington, D.C. Reagan-National

Fri 7/10

6:30 am-10:41 am

1 stop5h 11m

$747

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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 month to fly to Washington, D.C. Reagan-National Airport?

The month of June is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Duluth, with most prices found around $0. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of June, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $0.

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

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

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

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

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from Duluth to Washington, D.C. Reagan-National Airport takes 4h 45m
There are no direct flights from Duluth to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Duluth to Washington, D.C. Reagan-National Airport.
Search flight deals

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

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

    Washington, D.C. Reagan-National is 936.7 mi away from Duluth Intl. Flights usually cover this in 4h 45m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Duluth Intl Airport to Washington, D.C. Reagan-National Airport are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Duluth Intl Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Compare and see reviews for airlines that fly from Duluth to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,875 reviews
Search United Airlines flights
DeltaPriceFrom $273Free CancellationRating
7.8
8,421 reviews
Search Delta flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Fredericksburg
Gaithersburg
Colonial Beach
Rockville
Linthicum Heights
Silver Spring
Towson
Manassas
Tysons
Springfield
Bethesda
Fairfax
College Park

Why use momondo?

Why should I use momondo to find a flight deal from Duluth to Washington, D.C.?

It is quick and easy to find Duluth to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Duluth with this policy.

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

momondo helps you find the best flight between Duluth and Washington, D.C. 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.

I’m not ready to book a flight from Duluth to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Duluth to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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