How long does it take to fly to Duluth?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into Duluth, then you can expect flight times to average 4h 50m and 5h 38m, respectively.

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

Delta and United Airlines are the most popular carriers operating from Washington, D.C. to Duluth Intl

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?

As of December 2025, there are 2 operators available to choose from 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.

$242 Cheap Flights from Washington, D.C. to Duluth in 2025/26

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

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5:17 pm - 9:59 pm

IAD

DLH

5h 42m1 stop

3:05 pm - 9:17 pm

DLH

IAD

5h 12m1 stop

$268United Airlines

Wed, Jan 7 - Sat, Jan 10

5:18 pm - 9:59 pm

BWI

DLH

5h 41m1 stop

3:05 pm - 9:21 pm

DLH

BWI

5h 16m1 stop

$268United Airlines

Wed, Jan 7 - Sat, Jan 10

7:00 am - 11:16 am

IAD

DLH

5h 16m1 stop

5:00 am - 4:46 pm

DLH

IAD

10h 46m2 stops

$274Delta

Wed, Jan 7 - Sat, Jan 10

5:26 pm - 11:52 pm

IAD

DLH

7h 26m2 stops

11:56 am - 11:06 pm

DLH

IAD

10h 10m2 stops

$279Delta

Wed, Jan 7 - Sat, Jan 10

6:10 am - 12:08 pm

BWI

DLH

6h 58m1 stop

4:30 pm - 11:59 pm

DLH

BWI

6h 29m1 stop

$303Delta

Tue, Mar 31 - Tue, Apr 7

6:57 pm - 10:47 pm

BWI

DLH

4h 50m1 stop

4:30 pm - 11:59 pm

DLH

BWI

6h 29m1 stop

$316Delta

Tue, Mar 31 - Tue, Apr 7

6:10 am - 12:08 pm

BWI

DLH

6h 58m1 stop

4:30 pm - 11:59 pm

DLH

BWI

6h 29m1 stop

$318Delta

Tue, Mar 31 - Tue, Apr 7

6:05 am - 11:16 am

BWI

DLH

6h 11m1 stop

11:56 am - 11:05 pm

DLH

BWI

10h 09m2 stops

$322Delta

Wed, Jan 7 - Sat, Jan 10

5:25 pm - 11:52 pm

BWI

DLH

7h 27m2 stops

11:56 am - 11:05 pm

DLH

BWI

10h 09m2 stops

$327Delta

Wed, Jan 7 - Sat, Jan 10

6:10 am - 12:08 pm

BWI

DLH

6h 58m1 stop

12:43 pm - 12:46 am

DLH

BWI

11h 03m2 stops

$340Delta

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

Jan 7

IAD5:17 pmWashington, D.C. Dulles Intl

5h 42m

1 stop

DLH9:59 pmDuluth Intl

Jan 10

DLH3:05 pmDuluth Intl

5h 12m

1 stop

IAD9:17 pmWashington, D.C. Dulles Intl

$268

Find similar

United Airlines

Jan 1

DCA7:30 amWashington, D.C. Reagan-National

7h 58m

1 stop

DLH2:28 pmDuluth Intl

Jan 5

DLH7:50 amDuluth Intl

5h 27m

1 stop

DCA2:17 pmWashington, D.C. Reagan-National

$351

Find similar

United Airlines

Jan 1

IAD8:15 amWashington, D.C. Dulles Intl

7h 13m

1 stop

DLH2:28 pmDuluth Intl

Jan 5

DLH7:50 amDuluth Intl

7h 34m

1 stop

IAD4:24 pmWashington, D.C. Dulles Intl

$354

Find similar

Delta flights from Washington, D.C. to Duluth

Our best Delta deals on Washington, D.C. to Duluth flight tickets

Delta

Jan 7

IAD7:00 amWashington, D.C. Dulles Intl

5h 16m

1 stop

DLH11:16 amDuluth Intl

Jan 10

DLH5:00 amDuluth Intl

10h 46m

2 stops

IAD4:46 pmWashington, D.C. Dulles Intl

$274

Find similar

Delta

Jan 7

IAD5:26 pmWashington, D.C. Dulles Intl

7h 26m

2 stops

DLH11:52 pmDuluth Intl

Jan 10

DLH11:56 amDuluth Intl

10h 10m

2 stops

IAD11:06 pmWashington, D.C. Dulles Intl

$279

Find similar

Delta

Mar 31

BWI6:10 amBaltimore/Washington

6h 58m

1 stop

DLH12:08 pmDuluth Intl

Apr 7

DLH4:30 pmDuluth Intl

6h 29m

1 stop

BWI11:59 pmBaltimore/Washington

$303

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Wed 1/7

5:17 pm-9:59 pm

1 stop5h 42m

Duluth Intl

Sat 1/10

3:05 pm-9:17 pm

1 stop5h 12m

$268

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Wed 1/7

5:18 pm-9:59 pm

1 stop5h 41m

Duluth Intl

Sat 1/10

3:05 pm-9:21 pm

1 stop5h 16m

$268

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Wed 1/7

7:00 am-11:16 am

1 stop5h 16m

Duluth Intl

Sat 1/10

5:00 am-4:46 pm

2 stops10h 46m

$274

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Wed 1/7

5:26 pm-11:52 pm

2 stops7h 26m

Duluth Intl

Sat 1/10

11:56 am-11:06 pm

2 stops10h 10m

$279

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Tue 3/31

6:10 am-12:08 pm

1 stop6h 58m

Duluth Intl

Tue 4/7

4:30 pm-11:59 pm

1 stop6h 29m

$303

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Tue 3/31

6:57 pm-10:47 pm

1 stop4h 50m

Duluth Intl

Tue 4/7

4:30 pm-11:59 pm

1 stop6h 29m

$316

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Tue 3/31

6:10 am-12:08 pm

1 stop6h 58m

Duluth Intl

Tue 4/7

4:30 pm-11:59 pm

1 stop6h 29m

$318

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Wed 1/7

6:05 am-11:16 am

1 stop6h 11m

Duluth Intl

Sat 1/10

11:56 am-11:05 pm

2 stops10h 09m

$322

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Wed 1/7

5:25 pm-11:52 pm

2 stops7h 27m

Duluth Intl

Sat 1/10

11:56 am-11:05 pm

2 stops10h 09m

$327

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Tue 3/31

6:10 am-12:08 pm

1 stop6h 58m

Duluth Intl

Tue 4/7

12:43 pm-12:46 am

2 stops11h 03m

$340

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Showing 1-10 of 15 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Duluth?

The cheapest month to fly to Duluth from Washington, D.C. is in January. Flight prices, which tend to average around $316, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Duluth from Washington, D.C. during September instead. Flights to Duluth in September, while not as cheap as those in January, still average around $318.

What is the cheapest day to depart on your flight to Duluth?

The cheapest day to depart from Washington, D.C. to Duluth is on a Tuesday when prices can be found for as low as $318. On the other hand, Friday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $493.

What is the cheapest time of day to depart on your flight to Duluth?

Flying to Duluth from Washington, D.C. in the morning is the least expensive time of day to depart. momondo users have found prices as low as $377 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Duluth is in the evening when prices are around $548.

Can stopping save me money on Washington, D.C. to Duluth flights?

You could potentially save up to 9% 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 25m
Direct flights	None

The fastest flight from Washington, D.C. to Duluth takes 5h 25m

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 25m, 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?
As of December 2025, there are 2 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Duluth is Delta, representing 65% of all bookings. The subsequent popular airline is United Airlines at 35%.

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
Delta	PriceFrom $161	Free Cancellation	Rating 7.9 8,005 reviews		Search Delta flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,092 reviews		Search United Airlines flights

Two Harbors

Hayward

Superior

Cloquet

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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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Cheap flights from Washington, D.C. to Duluth 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 Washington, D.C. to Duluth departing on 1/7. 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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Filter for what you want

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

Our best United Airlines deals on Washington, D.C. to Duluth flight tickets

Delta flights from Washington, D.C. to Duluth

Our best Delta deals on Washington, D.C. to Duluth flight tickets

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How to get the cheapest flight ticket from Washington, D.C. to Duluth

What is the cheapest month to fly to Duluth?

What is the cheapest day to depart on your flight to Duluth?

What is the cheapest time of day to depart on your flight to Duluth?

Can stopping save me money on Washington, D.C. to Duluth flights?

You could potentially save up to 9% on your flight if you consider stops on a Washington, D.C. to Duluth flight.

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

Delta and United Airlines are the most popular carriers operating from Washington, D.C. to Duluth Intl

How long does it take to fly to Duluth?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into Duluth, then you can expect flight times to average 4h 50m and 5h 38m, respectively.

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

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

Direct flights

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

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

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?

What documentation or ID do you need to fly to Duluth Intl Airport?

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

Traveling to a place near Duluth?

Why use momondo?

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

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

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

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

An easier way to manage your Duluth trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

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

Find better results for your trip to the United States

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