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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 2/20. 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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Cheap round-trip flights

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Delta Logo
4:14 pm - 11:55 pm
DLH
-
IAD
6h 41m1 stop
Delta Logo
7:00 am - 11:31 am
IAD
-
DLH
5h 31m1 stop
$268Delta
Fri, Feb 20 - Tue, Feb 24
Delta Logo
4:14 pm - 11:55 pm
DLH
-
IAD
6h 41m1 stop
Delta Logo
7:00 am - 11:31 am
IAD
-
DLH
5h 31m1 stop
$283Delta
Fri, Feb 20 - Tue, Feb 24
Delta Logo
4:14 pm - 11:55 pm
DLH
-
IAD
6h 41m1 stop
Delta Logo
6:00 am - 3:32 pm
IAD
-
DLH
10h 32m2 stops
$298Delta
Fri, Feb 20 - Tue, Feb 24
Delta Logo
4:14 pm - 11:55 pm
DLH
-
IAD
6h 41m1 stop
Delta Logo
3:42 pm - 11:25 pm
IAD
-
DLH
8h 43m2 stops
$304Delta
Fri, Feb 20 - Tue, Feb 24
United Airlines Logo
3:14 pm - 9:19 pm
DLH
-
IAD
5h 05m1 stop
United Airlines Logo
3:30 pm - 9:57 pm
IAD
-
DLH
7h 27m1 stop
$316United Airlines
Wed, Apr 29 - Mon, May 4
Delta Logo
4:14 pm - 11:55 pm
DLH
-
IAD
6h 41m1 stop
Delta Logo
7:00 am - 11:31 am
IAD
-
DLH
5h 31m1 stop
$326Delta
Fri, Feb 20 - Tue, Feb 24
Delta Logo
4:14 pm - 11:55 pm
DLH
-
IAD
6h 41m1 stop
Delta Logo
6:00 am - 3:32 pm
IAD
-
DLH
10h 32m2 stops
$332Delta
Fri, Feb 20 - Tue, Feb 24
Delta Logo
12:00 pm - 10:59 pm
DLH
-
IAD
9h 59m2 stops
Delta Logo
6:15 am - 10:57 am
IAD
-
DLH
5h 42m1 stop
$358Delta
Wed, Apr 29 - Sun, May 3
Delta Logo
12:15 pm - 11:09 pm
DLH
-
IAD
9h 54m2 stops
Delta Logo
6:00 am - 3:32 pm
IAD
-
DLH
10h 32m2 stops
$363Delta
Fri, Feb 20 - Tue, Feb 24
Delta Logo
12:15 pm - 11:09 pm
DLH
-
IAD
9h 54m2 stops
Delta Logo
6:00 am - 3:32 pm
IAD
-
DLH
10h 32m2 stops
$368Delta
Fri, Feb 20 - Tue, Feb 24

Delta flights from Duluth to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Duluth to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Feb 20
DLH4:14 pmDuluth Intl
6h 41m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
Feb 24
IAD7:00 amWashington, D.C. Dulles Intl
5h 31m
1 stop
DLH11:31 amDuluth Intl
$268
Find similar
Delta
Feb 20
DLH4:14 pmDuluth Intl
6h 41m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
Feb 24
IAD7:00 amWashington, D.C. Dulles Intl
5h 31m
1 stop
DLH11:31 amDuluth Intl
$298
Find similar
Delta
Feb 20
DLH4:14 pmDuluth Intl
6h 41m
1 stop
IAD11:55 pmWashington, D.C. Dulles Intl
Feb 24
IAD5:11 pmWashington, D.C. Dulles Intl
7h 14m
2 stops
DLH11:25 pmDuluth Intl
$304
Find similar

United Airlines flights from Duluth to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Duluth to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Apr 29
DLH3:14 pmDuluth Intl
5h 05m
1 stop
IAD9:19 pmWashington, D.C. Dulles Intl
May 4
IAD3:30 pmWashington, D.C. Dulles Intl
7h 27m
1 stop
DLH9:57 pmDuluth Intl
$316
Find similar
United Airlines
Apr 30
DLH11:26 amDuluth Intl
4h 47m
1 stop
IAD5:13 pmWashington, D.C. Dulles Intl
May 4
IAD10:25 pmWashington, D.C. Dulles Intl
13h 19m
2 stops
DLH10:44 amDuluth Intl
$443
Find similar
United Airlines
Apr 30
DLH11:26 amDuluth Intl
7h 02m
1 stop
IAD7:28 pmWashington, D.C. Dulles Intl
May 4
IAD1:05 pmWashington, D.C. Dulles Intl
9h 52m
1 stop
DLH9:57 pmDuluth Intl
$453
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Duluth to Washington, D.C. Dulles Intl 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 18, 2025.
Use the filters below to find and compare flights from Duluth to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

4:14 pm-11:55 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Tue 2/24

7:00 am-11:31 am

1 stop5h 31m

$268

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

4:14 pm-11:55 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Tue 2/24

7:00 am-11:31 am

1 stop5h 31m

$283

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

4:14 pm-11:55 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-3:32 pm

2 stops10h 32m

$298

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

4:14 pm-11:55 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Tue 2/24

3:42 pm-11:25 pm

2 stops8h 43m

$304

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Wed 4/29

3:14 pm-9:19 pm

1 stop5h 05m

Washington, D.C. Dulles Intl

Mon 5/4

3:30 pm-9:57 pm

1 stop7h 27m

$316

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

4:14 pm-11:55 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Tue 2/24

7:00 am-11:31 am

1 stop5h 31m

$326

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

4:14 pm-11:55 pm

1 stop6h 41m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-3:32 pm

2 stops10h 32m

$332

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Wed 4/29

12:00 pm-10:59 pm

2 stops9h 59m

Washington, D.C. Dulles Intl

Sun 5/3

6:15 am-10:57 am

1 stop5h 42m

$358

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

12:15 pm-11:09 pm

2 stops9h 54m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-3:32 pm

2 stops10h 32m

$363

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

12:15 pm-11:09 pm

2 stops9h 54m

Washington, D.C. Dulles Intl

Tue 2/24

6:00 am-3:32 pm

2 stops10h 32m

$368

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. Dulles Intl 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. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $343. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Duluth to Washington, D.C. Dulles Intl Airport for around $787.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Duluth in the morning is the least expensive time of day to depart. momondo users have found prices as low as $516 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $577 on average. Flights to Washington, D.C. Dulles Intl Airport from Duluth in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Duluth to Washington, D.C. Dulles Intl Airport

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

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

Fastest flight time

5h 03m

Direct flights

None
The fastest flight from Duluth to Washington, D.C. Dulles Intl Airport takes 5h 03m
There are no direct flights from Duluth to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Duluth to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    There are 915.6 mi between Duluth Intl and Washington, D.C. Dulles Intl. By plane, this route typically takes 5h 03m.

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

    Prices for flights from Duluth Intl Airport to Washington, D.C. Dulles Intl Airport were last updated today.

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

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl 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. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Harpers Ferry
Rockville
Gaithersburg
Reston
Manassas
Sterling
Fairfax

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Duluth to Washington, D.C. for 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 provides multiple filters to help you find the best flight to Washington, D.C. from Duluth. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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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