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

Delta is the most popular carrier operating from Duluth Intl to Washington, D.C. Reagan-National

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?

There are 2 operators available for flights from Duluth Intl Airport to Washington, D.C. Reagan-National Airport as of March 2026.

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.

$268 Cheap Flights from Duluth to Washington, D.C. Reagan-National Airport in 2026

Q: What is the typical price of a round-trip flight between Duluth and Washington, D.C. Reagan-National Airport?

Prices are currently low for flights on this route. Typical prices usually range from $436 to $596. The lowest price recently found on this route was $268.

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Find the cheapest flights from Duluth to Washington, D.C.

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 10:59 am

DLH

DCA

4h 59m

1 stop

1:00 pm - 6:07 pm

DCA

DLH

6h 07m

1 stop

$268United Airlines

Sat, Apr 4 - Sat, Apr 25

12:47 pm - 6:00 pm

DLH

DCA

4h 13m

1 stop

7:40 am - 12:07 pm

DCA

DLH

5h 27m

1 stop

$283Delta

Tue, Apr 21 - Sat, Apr 25

12:47 pm - 10:50 pm

DLH

DCA

9h 03m

2 stops

6:05 am - 12:07 pm

DCA

DLH

7h 02m

1 stop

$289Delta

Tue, Apr 21 - Sat, Apr 25

5:00 am - 11:01 am

DLH

DCA

5h 01m

1 stop

5:00 pm - 11:08 pm

DCA

DLH

7h 08m

1 stop

$310United Airlines

Thu, Jul 2 - Tue, Jul 7

7:53 am - 2:13 pm

DLH

DCA

5h 20m

1 stop

6:30 am - 10:43 am

DCA

DLH

5h 13m

1 stop

$342United Airlines

Fri, Mar 13 - Tue, Mar 17

12:47 pm - 10:50 pm

DLH

DCA

9h 03m

2 stops

9:35 am - 3:48 pm

DCA

DLH

7h 13m

2 stops

$353Delta

Tue, Apr 21 - Sat, Apr 25

5:00 am - 11:14 am

DLH

DCA

5h 14m

1 stop

6:05 am - 12:07 pm

DCA

DLH

7h 02m

1 stop

$357Delta

Sun, Apr 5 - Sat, Apr 25

4:32 pm - 11:34 pm

DLH

DCA

6h 02m

1 stop

6:00 am - 12:07 pm

DCA

DLH

7h 07m

2 stops

$392Delta

Sat, Apr 4 - Sat, Apr 25

7:53 am - 2:13 pm

DLH

DCA

5h 20m

1 stop

6:30 am - 10:43 am

DCA

DLH

5h 13m

1 stop

$398United Airlines

Fri, Mar 20 - Sun, Mar 22

3:03 pm - 9:10 pm

DLH

DCA

5h 07m

1 stop

10:30 am - 5:34 pm

DCA

DLH

8h 04m

1 stop

$413United Airlines

Sat, Jun 6 - Wed, Jun 10

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

Apr 4

DLH5:00 amDuluth Intl

4h 59m

1 stop

DCA10:59 amWashington, D.C. Reagan-National

Apr 25

DCA1:00 pmWashington, D.C. Reagan-National

6h 07m

1 stop

DLH6:07 pmDuluth Intl

$268

United Airlines

Jul 2

DLH5:00 amDuluth Intl

5h 01m

1 stop

DCA11:01 amWashington, D.C. Reagan-National

Jul 7

DCA5:00 pmWashington, D.C. Reagan-National

7h 08m

1 stop

DLH11:08 pmDuluth Intl

$310

United Airlines

Mar 13

DLH7:53 amDuluth Intl

5h 20m

1 stop

DCA2:13 pmWashington, D.C. Reagan-National

Mar 17

DCA6:30 amWashington, D.C. Reagan-National

5h 13m

1 stop

DLH10:43 amDuluth Intl

$342

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

Apr 21

DLH12:47 pmDuluth Intl

4h 13m

1 stop

DCA6:00 pmWashington, D.C. Reagan-National

Apr 25

DCA7:40 amWashington, D.C. Reagan-National

5h 27m

1 stop

DLH12:07 pmDuluth Intl

$283

Delta

Apr 21

DLH12:47 pmDuluth Intl

9h 03m

2 stops

DCA10:50 pmWashington, D.C. Reagan-National

Apr 25

DCA6:05 amWashington, D.C. Reagan-National

7h 02m

1 stop

DLH12:07 pmDuluth Intl

$289

Delta

Apr 21

DLH12:47 pmDuluth Intl

9h 03m

2 stops

DCA10:50 pmWashington, D.C. Reagan-National

Apr 25

DCA9:35 amWashington, D.C. Reagan-National

7h 13m

2 stops

DLH3:48 pmDuluth Intl

$353

momondo Fare Finder

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

Sat 4/4

5:00 am-10:59 am

1 stop4h 59m

Washington, D.C. Reagan-National

Sat 4/25

1:00 pm-6:07 pm

1 stop6h 07m

$268

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Tue 4/21

12:47 pm-6:00 pm

1 stop4h 13m

Washington, D.C. Reagan-National

Sat 4/25

7:40 am-12:07 pm

1 stop5h 27m

$283

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Tue 4/21

12:47 pm-10:50 pm

2 stops9h 03m

Washington, D.C. Reagan-National

Sat 4/25

6:05 am-12:07 pm

1 stop7h 02m

$289

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Thu 7/2

5:00 am-11:01 am

1 stop5h 01m

Washington, D.C. Reagan-National

Tue 7/7

5:00 pm-11:08 pm

1 stop7h 08m

$310

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Fri 3/13

7:53 am-2:13 pm

1 stop5h 20m

Washington, D.C. Reagan-National

Tue 3/17

6:30 am-10:43 am

1 stop5h 13m

$342

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Tue 4/21

12:47 pm-10:50 pm

2 stops9h 03m

Washington, D.C. Reagan-National

Sat 4/25

9:35 am-3:48 pm

2 stops7h 13m

$353

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sun 4/5

5:00 am-11:14 am

1 stop5h 14m

Washington, D.C. Reagan-National

Sat 4/25

6:05 am-12:07 pm

1 stop7h 02m

$357

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sat 4/4

4:32 pm-11:34 pm

1 stop6h 02m

Washington, D.C. Reagan-National

Sat 4/25

6:00 am-12:07 pm

2 stops7h 07m

$392

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Fri 3/20

7:53 am-2:13 pm

1 stop5h 20m

Washington, D.C. Reagan-National

Sun 3/22

6:30 am-10:43 am

1 stop5h 13m

$398

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

Sat 6/6

3:03 pm-9:10 pm

1 stop5h 07m

Washington, D.C. Reagan-National

Wed 6/10

10:30 am-5:34 pm

1 stop8h 04m

$413

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

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

Prices

Airlines

What is the typical price of a round-trip flight between Duluth and Washington, D.C. Reagan-National Airport?

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 39m
Direct flights	None

The fastest flight from Duluth to Washington, D.C. Reagan-National Airport takes 4h 39m

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

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 39m, 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?
There are 2 operators available for flights from Duluth Intl Airport to Washington, D.C. Reagan-National Airport as of March 2026.
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?
Based on momondo bookings for flights between Duluth and Washington, D.C. Reagan-National Airport, the leading airline is Delta, making up 51% of the total bookings. Other popular airlines include United Airlines with 49%.

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
Delta	PriceFrom $134	Free Cancellation	Rating 7.9 8,237 reviews		Search Delta flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,375 reviews		Search United Airlines flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Colonial Beach

Laurel

Towson

Silver Spring

Gaithersburg

Fredericksburg

Rockville

Tysons

Manassas

Springfield

Bethesda

Fairfax

Linthicum Heights

Reston

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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Cheap flights from Duluth to Washington, D.C. from $268

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 4/4. 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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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

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

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

What is the typical price of a round-trip flight between Duluth and Washington, D.C. Reagan-National Airport?

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

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

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

Direct flights

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

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

Why use momondo?

An easier way to manage your Washington, D.C. Reagan-National Airport trip

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Daily price changes in your inbox - only with Price Alerts.

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