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Cheap flights from Duluth to Washington, D.C. from $386

This is the cheapest round-trip 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 1/28. 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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0 bags

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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
3:05 pm - 11:59 pm
DLH
-
DCA
7h 54m1 stop
United Airlines Logo
10:30 am - 2:30 pm
DCA
-
DLH
5h 00m1 stop
$386United Airlines
Wed, Jan 28 - Sat, Jan 31
United Airlines Logo
7:40 am - 9:52 pm
DLH
-
DCA
13h 12m2 stops
United Airlines Logo
8:25 am - 2:30 pm
DCA
-
DLH
7h 05m1 stop
$487United Airlines
Wed, Jan 28 - Sat, Jan 31
United Airlines Logo
7:40 am - 2:16 pm
DLH
-
DCA
5h 36m1 stop
United Airlines Logo
10:50 am - 2:30 pm
DCA
-
DLH
4h 40m1 stop
$550United Airlines
Sun, Feb 1 - Wed, Feb 4
Delta Logo
5:00 am - 1:54 pm
DLH
-
DCA
7h 54m2 stops
Delta Logo
7:35 am - 11:11 am
DCA
-
DLH
4h 36m1 stop
$556Delta
Sun, Feb 1 - Thu, Feb 5
Delta Logo
5:00 am - 1:54 pm
DLH
-
DCA
7h 54m2 stops
Delta Logo
2:32 pm - 11:52 pm
DCA
-
DLH
10h 20m2 stops
$561Delta
Sun, Feb 1 - Thu, Feb 5
United Airlines Logo
7:53 am - 1:59 pm
DLH
-
DCA
5h 06m1 stop
United Airlines Logo
6:30 am - 10:44 am
DCA
-
DLH
5h 14m1 stop
$1,298United Airlines
Sun, Jun 21 - Fri, Jun 26

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
Feb 1
DLH5:00 amDuluth Intl
7h 54m
2 stops
DCA1:54 pmWashington, D.C. Reagan-National
Feb 5
DCA7:35 amWashington, D.C. Reagan-National
4h 36m
1 stop
DLH11:11 amDuluth Intl
$556
Find similar
Delta
Feb 1
DLH5:00 amDuluth Intl
7h 54m
2 stops
DCA1:54 pmWashington, D.C. Reagan-National
Feb 4
DCA2:32 pmWashington, D.C. Reagan-National
10h 20m
2 stops
DLH11:52 pmDuluth Intl
$561
Find similar
Delta
Dec 27
DLH5:00 amDuluth Intl
4h 40m
1 stop
DCA10:40 amWashington, D.C. Reagan-National
Dec 28
DCA2:05 pmWashington, D.C. Reagan-National
9h 47m
2 stops
DLH10:52 pmDuluth Intl
$602
Find similar

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
Jan 28
DLH3:05 pmDuluth Intl
7h 54m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
Jan 31
DCA10:30 amWashington, D.C. Reagan-National
5h 00m
1 stop
DLH2:30 pmDuluth Intl
$386
Find similar
United Airlines
Jan 28
DLH7:40 amDuluth Intl
13h 12m
2 stops
DCA9:52 pmWashington, D.C. Reagan-National
Jan 31
DCA8:25 amWashington, D.C. Reagan-National
7h 05m
1 stop
DLH2:30 pmDuluth Intl
$487
Find similar
United Airlines
Feb 1
DLH7:40 amDuluth Intl
5h 36m
1 stop
DCA2:16 pmWashington, D.C. Reagan-National
Feb 4
DCA10:50 amWashington, D.C. Reagan-National
4h 40m
1 stop
DLH2:30 pmDuluth Intl
$550
Find similar

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 December 23, 2025.
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

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Wed 1/28

3:05 pm-11:59 pm

1 stop7h 54m

Washington, D.C. Reagan-National

Sat 1/31

10:30 am-2:30 pm

1 stop5h 00m

$386

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Wed 1/28

7:40 am-9:52 pm

2 stops13h 12m

Washington, D.C. Reagan-National

Sat 1/31

8:25 am-2:30 pm

1 stop7h 05m

$487

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sun 2/1

7:40 am-2:16 pm

1 stop5h 36m

Washington, D.C. Reagan-National

Wed 2/4

10:50 am-2:30 pm

1 stop4h 40m

$550

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sun 2/1

5:00 am-1:54 pm

2 stops7h 54m

Washington, D.C. Reagan-National

Thu 2/5

7:35 am-11:11 am

1 stop4h 36m

$556

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sun 2/1

5:00 am-1:54 pm

2 stops7h 54m

Washington, D.C. Reagan-National

Thu 2/5

2:32 pm-11:52 pm

2 stops10h 20m

$561

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sun 6/21

7:53 am-1:59 pm

1 stop5h 06m

Washington, D.C. Reagan-National

Fri 6/26

6:30 am-10:44 am

1 stop5h 14m

$1,298

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Duluth to Washington, D.C. Reagan-National Airport is on a Friday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Friday will often find tickets for as low as $357. Flights from Duluth to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $657. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Duluth to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $268. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $512.

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 38m

Direct flights

None
The fastest flight from Duluth to Washington, D.C. Reagan-National Airport takes 4h 38m
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.
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  • 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 38m, 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
9,106 reviews
Search United Airlines flights
DeltaPriceFrom $263Free CancellationRating
7.9
8,014 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
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Gaithersburg
Reston
Manassas
Fairfax
Glen Burnie
Linthicum Heights
Bethesda

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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