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Cheap flights from Duluth to Washington, D.C. from $188

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 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Delta Logo
4:20 pm - 11:35 pmDLH-IAD
6h 15m1 stop
Delta Logo
6:15 am - 11:07 amIAD-DLH
5h 52m1 stop
$248Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24
Delta Logo
12:00 pm - 11:02 pmDLH-IAD
10h 02m2 stops
Delta Logo
6:15 am - 11:07 amIAD-DLH
5h 52m1 stop
$254Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24
Delta Logo
4:20 pm - 11:35 pmDLH-IAD
6h 15m1 stop
Delta Logo
6:15 am - 11:07 amIAD-DLH
5h 52m1 stop
$303Delta
Find Deal
Fri, Feb 27 - Mon, Mar 2
Delta Logo
12:00 pm - 12:07 amDLH-IAD
11h 07m2 stops
Delta Logo
6:15 am - 11:07 amIAD-DLH
5h 52m1 stop
$309Delta
Find Deal
Fri, Feb 27 - Mon, Mar 2
Delta Logo
4:20 pm - 11:35 pmDLH-IAD
6h 15m1 stop
Delta Logo
6:15 am - 11:07 amIAD-DLH
5h 52m1 stop
$318Delta
Find Deal
Fri, Feb 27 - Mon, Mar 2
Delta Logo
10:50 am - 11:17 pmDLH-IAD
11h 27m2 stops
Delta Logo
6:15 am - 10:07 amIAD-DLH
4h 52m1 stop
$364Delta
Find Deal
Sat, Oct 4 - Sun, Oct 5
United Airlines Logo
9:45 am - 5:37 pmDLH-IAD
6h 52m1 stop
United Airlines Logo
8:20 am - 2:32 pmIAD-DLH
7h 12m1 stop
$371United Airlines
Find Deal
Sat, Oct 4 - Sun, Oct 5
Delta Logo
12:02 pm - 11:26 amDLH-IAD
22h 24m1 stop
Delta Logo
6:18 am - 11:22 amIAD-DLH
6h 04m1 stop
$378Delta
Find Deal
Mon, Oct 20 - Sat, Oct 25
Delta Logo
4:10 pm - 11:57 amDLH-IAD
18h 47m2 stops
Delta Logo
6:18 am - 11:22 amIAD-DLH
6h 04m1 stop
$387Delta
Find Deal
Mon, Oct 20 - Sat, Oct 25
United Airlines Logo
8:00 am - 1:51 pmDLH-IAD
4h 51m1 stop
United Airlines Logo
1:20 pm - 6:37 pmIAD-DLH
6h 17m1 stop
$399United Airlines
Find Deal
Mon, Oct 20 - Sat, Oct 25

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
DLH4:20 pmDuluth Intl
6h 15m
1 stop
IAD11:35 pmWashington, D.C. Dulles Intl
Feb 24
IAD6:15 amWashington, D.C. Dulles Intl
5h 52m
1 stop
DLH11:07 amDuluth Intl
$248
Find similar
Delta
Feb 20
DLH12:00 pmDuluth Intl
10h 02m
2 stops
IAD11:02 pmWashington, D.C. Dulles Intl
Feb 24
IAD6:15 amWashington, D.C. Dulles Intl
5h 52m
1 stop
DLH11:07 amDuluth Intl
$254
Find similar
Delta
Feb 27
DLH4:20 pmDuluth Intl
6h 15m
1 stop
IAD11:35 pmWashington, D.C. Dulles Intl
Mar 2
IAD6:15 amWashington, D.C. Dulles Intl
5h 52m
1 stop
DLH11:07 amDuluth Intl
$303
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
Oct 4
DLH9:45 amDuluth Intl
6h 52m
1 stop
IAD5:37 pmWashington, D.C. Dulles Intl
Oct 5
IAD8:20 amWashington, D.C. Dulles Intl
7h 12m
1 stop
DLH2:32 pmDuluth Intl
$371
Find similar
United Airlines
Oct 20
DLH8:00 amDuluth Intl
4h 51m
1 stop
IAD1:51 pmWashington, D.C. Dulles Intl
Oct 25
IAD1:20 pmWashington, D.C. Dulles Intl
6h 17m
1 stop
DLH6:37 pmDuluth Intl
$399
Find similar
United Airlines
Oct 9
DLH3:07 pmDuluth Intl
15h 10m
2 stops
IAD7:17 amWashington, D.C. Dulles Intl
Oct 13
IAD6:30 amWashington, D.C. Dulles Intl
5h 15m
1 stop
DLH10:45 amDuluth Intl
$473
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 September 24, 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

4:20 pm-11:35 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Tue 2/24

6:15 am-11:07 am

1 stop5h 52m

$248

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/20

12:00 pm-11:02 pm

2 stops10h 02m

Washington, D.C. Dulles Intl

Tue 2/24

6:15 am-11:07 am

1 stop5h 52m

$254

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/27

4:20 pm-11:35 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Mon 3/2

6:15 am-11:07 am

1 stop5h 52m

$303

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/27

12:00 pm-12:07 am

2 stops11h 07m

Washington, D.C. Dulles Intl

Mon 3/2

6:15 am-11:07 am

1 stop5h 52m

$309

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Fri 2/27

4:20 pm-11:35 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Mon 3/2

6:15 am-11:07 am

1 stop5h 52m

$318

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Sat 10/4

10:50 am-11:17 pm

2 stops11h 27m

Washington, D.C. Dulles Intl

Sun 10/5

6:15 am-10:07 am

1 stop4h 52m

$364

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Sat 10/4

9:45 am-5:37 pm

1 stop6h 52m

Washington, D.C. Dulles Intl

Sun 10/5

8:20 am-2:32 pm

1 stop7h 12m

$371

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Mon 10/20

12:02 pm-11:26 am

1 stop22h 24m

Washington, D.C. Dulles Intl

Sat 10/25

6:18 am-11:22 am

1 stop6h 04m

$378

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Mon 10/20

4:10 pm-11:57 am

2 stops18h 47m

Washington, D.C. Dulles Intl

Sat 10/25

6:18 am-11:22 am

1 stop6h 04m

$387

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

Mon 10/20

8:00 am-1:51 pm

1 stop4h 51m

Washington, D.C. Dulles Intl

Sat 10/25

1:20 pm-6:37 pm

1 stop6h 17m

$399

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. 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

Direct flights

None
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.
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  • 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 4h 48m.

  • 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
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Fairfax
Reston
Glen Burnie
Gaithersburg

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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