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

United Airlines and Delta 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 52m and 5h 02m, respectively.

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 September 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.

$153 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

Round-trip

One-way

Last minute

Cheap round-trip flights

3:00 pm - 7:37 pmBWI-DLH

5h 37m1 stop

4:20 pm - 11:50 pmDLH-BWI

6h 30m1 stop

$248Delta

Find Deal

Sat, Mar 7 - Wed, Mar 11

6:10 am - 11:07 amDCA-DLH

5h 57m1 stop

4:20 pm - 11:33 pmDLH-DCA

6h 13m1 stop

$248Delta

Find Deal

Sat, Mar 7 - Wed, Mar 11

11:00 am - 7:37 pmBWI-DLH

9h 37m2 stops

4:20 pm - 11:50 pmDLH-BWI

6h 30m1 stop

$254Delta

Find Deal

Sat, Mar 7 - Wed, Mar 11

5:20 pm - 10:08 pmBWI-DLH

5h 48m1 stop

8:00 am - 2:08 pmDLH-BWI

5h 08m1 stop

$278United Airlines

Find Deal

Tue, Sep 30 - Sat, Oct 4

2:00 pm - 6:37 pmDCA-DLH

5h 37m1 stop

9:45 am - 5:01 pmDLH-DCA

6h 16m1 stop

$278United Airlines

Find Deal

Tue, Sep 30 - Sat, Oct 4

3:05 pm - 10:07 amDCA-DLH

20h 02m2 stops

4:20 pm - 11:33 pmDLH-DCA

6h 13m1 stop

$302Delta

Find Deal

Sat, Mar 7 - Wed, Mar 11

6:19 am - 11:07 amBWI-DLH

5h 48m1 stop

4:20 pm - 11:50 pmDLH-BWI

6h 30m1 stop

$303Delta

Find Deal

Sun, Feb 15 - Sun, Feb 22

11:00 am - 7:37 pmBWI-DLH

9h 37m2 stops

12:00 pm - 10:59 pmDLH-BWI

9h 59m2 stops

$314Delta

Find Deal

Sat, Mar 7 - Wed, Mar 11

10:00 am - 7:37 pmDCA-DLH

10h 37m2 stops

4:20 pm - 11:33 pmDLH-DCA

6h 13m1 stop

$328Delta

Find Deal

Sat, Mar 7 - Wed, Mar 11

6:58 pm - 11:50 pmBWI-DLH

5h 52m1 stop

5:10 am - 10:48 amDLH-BWI

4h 38m1 stop

$332Delta

Find Deal

Mon, Nov 24 - Fri, Nov 28

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

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

United Airlines

Sep 30

BWI5:20 pmBaltimore/Washington

5h 48m

1 stop

DLH10:08 pmDuluth Intl

Oct 4

DLH8:00 amDuluth Intl

5h 08m

1 stop

BWI2:08 pmBaltimore/Washington

$278

Find similar

United Airlines

Oct 16

IAD6:30 amWashington, D.C. Dulles Intl

5h 15m

1 stop

DLH10:45 amDuluth Intl

Oct 20

DLH11:20 amDuluth Intl

5h 17m

1 stop

IAD5:37 pmWashington, D.C. Dulles Intl

$351

Find similar

United Airlines

Sep 16

IAD5:10 pmWashington, D.C. Dulles Intl

5h 55m

1 stop

DLH10:05 pmDuluth Intl

Sep 22

DLH8:00 amDuluth Intl

5h 37m

1 stop

IAD2:37 pmWashington, D.C. Dulles Intl

$368

Find similar

Delta flights from Washington, D.C. to Duluth

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

Delta

Mar 7

BWI3:00 pmBaltimore/Washington

5h 37m

1 stop

DLH7:37 pmDuluth Intl

Mar 11

DLH4:20 pmDuluth Intl

6h 30m

1 stop

BWI11:50 pmBaltimore/Washington

$248

Find similar

Delta

Mar 7

BWI11:00 amBaltimore/Washington

9h 37m

2 stops

DLH7:37 pmDuluth Intl

Mar 11

DLH4:20 pmDuluth Intl

6h 30m

1 stop

BWI11:50 pmBaltimore/Washington

$254

Find similar

Delta

Mar 7

DCA3:05 pmWashington, D.C. Reagan-National

20h 02m

2 stops

DLH10:07 amDuluth Intl

Mar 11

DLH4:20 pmDuluth Intl

6h 13m

1 stop

DCA11:33 pmWashington, D.C. Reagan-National

$302

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sat 3/7

3:00 pm-7:37 pm

1 stop5h 37m

Duluth Intl

Wed 3/11

4:20 pm-11:50 pm

1 stop6h 30m

$248

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 3/7

6:10 am-11:07 am

1 stop5h 57m

Duluth Intl

Wed 3/11

4:20 pm-11:33 pm

1 stop6h 13m

$248

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sat 3/7

11:00 am-7:37 pm

2 stops9h 37m

Duluth Intl

Wed 3/11

4:20 pm-11:50 pm

1 stop6h 30m

$254

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Tue 9/30

5:20 pm-10:08 pm

1 stop5h 48m

Duluth Intl

Sat 10/4

8:00 am-2:08 pm

1 stop5h 08m

$278

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Tue 9/30

2:00 pm-6:37 pm

1 stop5h 37m

Duluth Intl

Sat 10/4

9:45 am-5:01 pm

1 stop6h 16m

$278

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 3/7

3:05 pm-10:07 am

2 stops20h 02m

Duluth Intl

Wed 3/11

4:20 pm-11:33 pm

1 stop6h 13m

$302

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sun 2/15

6:19 am-11:07 am

1 stop5h 48m

Duluth Intl

Sun 2/22

4:20 pm-11:50 pm

1 stop6h 30m

$303

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sat 3/7

11:00 am-7:37 pm

2 stops9h 37m

Duluth Intl

Wed 3/11

12:00 pm-10:59 pm

2 stops9h 59m

$314

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 3/7

10:00 am-7:37 pm

2 stops10h 37m

Duluth Intl

Wed 3/11

4:20 pm-11:33 pm

1 stop6h 13m

$328

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Mon 11/24

6:58 pm-11:50 pm

1 stop5h 52m

Duluth Intl

Fri 11/28

5:10 am-10:48 am

1 stop4h 38m

$332

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Showing 1-10 of 20 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 $312, 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 $323.

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 47% 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

Direct flights	None

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 4h 27m, 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 September 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 60% of all bookings. The subsequent popular airline is United Airlines at 40%.

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 $226	Free Cancellation	Rating 7.9 7,954 reviews		Search Delta flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 8,929 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 $153

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 10/7. 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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Big names and deals

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Filter for what you want

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

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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

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 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 47% 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?

United Airlines and Delta 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 52m and 5h 02m, 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

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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