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Cheap flights from Washington, D.C. to Duluth from $243

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. to Duluth departing on 3/30. 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
0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:10 pm - 6:09 pm
IAD
-
DLH
5h 59m
1 stop
United Airlines Logo
6:42 pm - 12:15 am
DLH
-
IAD
4h 33m
1 stop
$268United Airlines
Thu, Apr 9 - Mon, Apr 13
United Airlines Logo
6:05 am - 10:43 am
BWI
-
DLH
5h 38m
1 stop
United Airlines Logo
3:07 pm - 9:42 pm
DLH
-
BWI
5h 35m
1 stop
$268United Airlines
Sat, Mar 7 - Wed, Mar 11
United Airlines Logo
6:00 am - 10:29 am
BWI
-
DLH
5h 29m
1 stop
United Airlines Logo
3:08 pm - 9:23 pm
DLH
-
BWI
5h 15m
1 stop
$275United Airlines
Tue, Mar 31 - Tue, Apr 7
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
6:05 am - 11:30 am
BWI
-
DLH
6h 25m
1 stop
Delta Logo
12:37 pm - 12:53 am
DLH
-
BWI
11h 16m
2 stops
$322Delta
Sat, Mar 7 - Wed, Mar 11
United Airlines Logo
8:15 am - 2:37 pm
IAD
-
DLH
7h 22m
1 stop
United Airlines Logo
3:07 pm - 8:37 pm
DLH
-
IAD
4h 30m
1 stop
$340United Airlines
Tue, Mar 3 - Tue, Mar 10
Delta Logo
5:13 pm - 11:55 pm
IAD
-
DLH
7h 42m
2 stops
Delta Logo
4:32 pm - 11:41 pm
DLH
-
IAD
6h 09m
1 stop
$348Delta
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
Delta Logo
5:13 pm - 11:55 pm
IAD
-
DLH
7h 42m
2 stops
Delta Logo
5:00 am - 2:39 pm
DLH
-
IAD
8h 39m
2 stops
$353Delta
Tue, Mar 3 - Tue, Mar 10
United Airlines Logo
6:00 am - 10:29 am
BWI
-
DLH
5h 29m
1 stop
United Airlines Logo
3:08 pm - 9:23 pm
DLH
-
BWI
5h 15m
1 stop
$353United Airlines
Tue, Mar 31 - Tue, Apr 7

United Airlines flights from Washington, D.C. to Duluth

Our best United Airlines deals on Washington, D.C. to Duluth flight tickets
United Airlines
Apr 9
IAD1:10 pmWashington, D.C. Dulles Intl
5h 59m
1 stop
DLH6:09 pmDuluth Intl
Apr 13
DLH6:42 pmDuluth Intl
4h 33m
1 stop
IAD12:15 amWashington, D.C. Dulles Intl
$268
United Airlines
Mar 31
BWI6:00 amBaltimore/Washington
5h 29m
1 stop
DLH10:29 amDuluth Intl
Apr 7
DLH3:08 pmDuluth Intl
5h 15m
1 stop
BWI9:23 pmBaltimore/Washington
$275
United Airlines
Mar 3
DCA6:30 amWashington, D.C. Reagan-National
5h 13m
1 stop
DLH10:43 amDuluth Intl
Mar 10
DLH3:07 pmDuluth Intl
6h 45m
1 stop
DCA10:52 pmWashington, D.C. Reagan-National
$276

Delta flights from Washington, D.C. to Duluth

Our best Delta deals on Washington, D.C. to Duluth flight tickets
Delta
Mar 7
BWI6:05 amBaltimore/Washington
6h 25m
1 stop
DLH11:30 amDuluth Intl
Mar 11
DLH12:37 pmDuluth Intl
11h 16m
2 stops
BWI12:53 amBaltimore/Washington
$322
Delta
Mar 3
IAD5:13 pmWashington, D.C. Dulles Intl
7h 42m
2 stops
DLH11:55 pmDuluth Intl
Mar 10
DLH4:32 pmDuluth Intl
6h 09m
1 stop
IAD11:41 pmWashington, D.C. Dulles Intl
$348
Delta
Mar 3
IAD5:13 pmWashington, D.C. Dulles Intl
7h 42m
2 stops
DLH11:55 pmDuluth Intl
Mar 10
DLH5:00 amDuluth Intl
8h 39m
2 stops
IAD2:39 pmWashington, D.C. Dulles Intl
$353

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Duluth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Thu 4/9

1:10 pm-6:09 pm

1 stop5h 59m

Duluth Intl

Mon 4/13

6:42 pm-12:15 am

1 stop4h 33m

$268

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sat 3/7

6:05 am-10:43 am

1 stop5h 38m

Duluth Intl

Wed 3/11

3:07 pm-9:42 pm

1 stop5h 35m

$268

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Tue 3/31

6:00 am-10:29 am

1 stop5h 29m

Duluth Intl

Tue 4/7

3:08 pm-9:23 pm

1 stop5h 15m

$275

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

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sat 3/7

6:05 am-11:30 am

1 stop6h 25m

Duluth Intl

Wed 3/11

12:37 pm-12:53 am

2 stops11h 16m

$322

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 3/3

8:15 am-2:37 pm

1 stop7h 22m

Duluth Intl

Tue 3/10

3:07 pm-8:37 pm

1 stop4h 30m

$340

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 3/3

5:13 pm-11:55 pm

2 stops7h 42m

Duluth Intl

Tue 3/10

4:32 pm-11:41 pm

1 stop6h 09m

$348

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

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 3/3

5:13 pm-11:55 pm

2 stops7h 42m

Duluth Intl

Tue 3/10

5:00 am-2:39 pm

2 stops8h 39m

$353

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Tue 3/31

6:00 am-10:29 am

1 stop5h 29m

Duluth Intl

Tue 4/7

3:08 pm-9:23 pm

1 stop5h 15m

$353

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. 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. to Duluth flights?

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

When to book flights from Washington, D.C. to Duluth

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Duluth (WAS to DLH) flight deals and tips

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

Fastest flight time

5h 13m

Direct flights

None
The fastest flight from Washington, D.C. to Duluth takes 5h 13m
There are no direct flights from Washington, D.C. to Duluth. There are no popular flight routes from Washington, D.C. to Duluth.
Search flight deals

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

    Washington, D.C. and Duluth Intl are 934.4 mi apart from one another. Flights usually cover this in 5h 13m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. to Duluth Intl Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. 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. to Duluth?

Best airlines flying from Washington, D.C. to Duluth

Compare and see reviews for airlines that fly from Washington, D.C. to Duluth with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $161Free CancellationRating
7.9
8,151 reviews
Search Delta flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,240 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
Hayward
Superior
Cloquet

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Duluth. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Duluth from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Washington, D.C. to Duluth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Duluth from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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