What are the cheapest airlines flying from Washington, D.C. to Duluth round-trip?

According to our current data, Delta ($248), and United Airlines ($356) offers the cheapest pricing from Washington, D.C. to Duluth. These flights start at 39% lower than the current average price 3 months from now.

What is the cheapest day to fly from Washington, D.C. to Duluth?

Travelers seeking maximum savings on their Washington, D.C. to Duluth flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Washington, D.C. to Duluth?

While some choose either Washington, D.C. Reagan-National - Duluth Intl or Baltimore/Washington - Duluth Intl, Washington, D.C. Dulles Intl - Duluth Intl is the most popular route from Washington, D.C. to Duluth.

What is the cheapest day to fly round-trip from Washington, D.C. to Duluth?

Thursday flights are found to be more expensive to fly from Washington, D.C. to Duluth. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Duluth.

What is the cheapest month to fly from Washington, D.C. to Duluth?

January is one of the best times of the year to fly to Duluth from Washington, D.C.. Prices for January average $409 per person but you can even find prices for as low as $248. The most expensive prices can be found in the month of March. Opting for a January flight can save you 68% on your journey compared to booking in March

What is the cheapest time of day to fly from WAS to DLH?

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Duluth in the morning. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the afternoon.

What airport do you fly into for flights to Duluth from Washington, D.C.?

Located just 5.8 mi from the city center, Duluth Intl is the airport most travelers will use when flying to Duluth from Washington, D.C.. Booking flights from Washington, D.C. to Duluth Intl (DLH) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 2 different airlines.

Can I find deals for flights from Washington, D.C. to Duluth that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Duluth?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Duluth.

Can I find deals for business class flights from Washington, D.C. to Duluth?

Yes. Cheapflights offers flight deals from Washington, D.C. to Duluth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$133+ Flights from Washington, D.C. to Duluth

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Cheap flight deals from Washington, D.C. to Duluth

Round-trip from	$248 (Delta)
One-way from	$133 (Delta)
Popular in	March
Cheapest in	January
Average price	$378

From Washington, D.C. (WAS) to Duluth Intl

Search Deals

One-way flight from Washington, D.C. (WAS) to Duluth Intl

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($76 potential increase over avg. RT price).

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Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find flight deals from Washington, D.C. to Duluth

Cheapest flights from Washington, D.C. to Duluth
Explore the most affordable flight options available from Washington, D.C. to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Wed 8/66:00 amBWI - DLH

1 stop5h 23mDelta

Thu 8/145:10 amDLH - BWI

1 stop4h 33mDelta

Deal found 6/11

$248

Wed 8/66:10 amDCA - DLH

1 stop5h 13mDelta

Thu 8/145:10 amDLH - DCA

1 stop4h 54mDelta

Deal found 6/11

$248

Sat 7/266:20 amIAD - DLH

1 stop5h 03mDelta

Fri 8/16:03 pmDLH - IAD

1 stop4h 18mDelta

Deal found 6/10

$268

Mon 7/283:30 pmDCA - DLH

1 stop7h 30mUnited Airlines

Fri 8/18:00 amDLH - DCA

1 stop5h 13mUnited Airlines

Deal found 6/10

$356

Tue 7/810:15 pmIAD - DLH

2 stops13h 36mUnited Airlines

Tue 7/1511:27 amDLH - IAD

1 stop5h 03mUnited Airlines

Deal found 6/9

$468

Sat 7/56:15 amBWI - DLH

1 stop5h 36mUnited Airlines

Sat 7/128:00 amDLH - BWI

1 stop14h 24mUnited Airlines

Deal found 6/10

$508

Best flights from Washington, D.C. to Duluth
Discover carefully curated flight deals from Washington, D.C. to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 8/66:00 amBWI - DLH

1 stop5h 23mDelta

Thu 8/145:10 amDLH - BWI

1 stop4h 33mDelta

Deal found 6/12

$248

Mon 7/283:30 pmDCA - DLH

1 stop7h 30mUnited Airlines

Fri 8/18:00 amDLH - DCA

1 stop5h 13mUnited Airlines

Deal found 6/10

$356

Wed 8/66:10 amDCA - DLH

1 stop5h 13mDelta

Thu 8/145:10 amDLH - DCA

1 stop4h 54mDelta

Deal found 6/11

$248

Sat 7/266:20 amIAD - DLH

1 stop5h 03mDelta

Fri 8/16:03 pmDLH - IAD

1 stop4h 18mDelta

Deal found 6/10

$268

Tue 7/810:15 pmIAD - DLH

2 stops13h 36mUnited Airlines

Tue 7/1511:27 amDLH - IAD

1 stop5h 03mUnited Airlines

Deal found 6/9

$468

Sat 7/56:15 amBWI - DLH

1 stop5h 36mUnited Airlines

Sat 7/128:00 amDLH - BWI

1 stop14h 24mUnited Airlines

Deal found 6/10

$508

Last-minute flights from Washington, D.C. to Duluth
Discover last-minute flight deals from Washington, D.C. to Duluth. Data last updated June 12, 2025 and is based on user searches.

Tue 6/176:40 amDCA - DLH

1 stop4h 36mDelta

Sat 6/215:15 amDLH - DCA

1 stop4h 39mDelta

Deal found 6/10

$378

Tue 6/176:20 amIAD - DLH

1 stop4h 56mDelta

Sat 6/212:51 pmDLH - IAD

1 stop7h 28mDelta

Deal found 6/10

$633

Fri 6/206:00 amBWI - DLH

1 stop5h 16mDelta

Sat 6/215:15 amDLH - BWI

2 stops9h 18mDelta

Deal found 6/12

$364

Fri 6/205:30 pmBWI - DLH

1 stop5h 25mUnited Airlines

Sat 6/218:00 amDLH - BWI

1 stop4h 57mUnited Airlines

Deal found 6/12

$784

Sat 7/56:15 amBWI - DLH

1 stop5h 36mUnited Airlines

Sat 7/128:00 amDLH - BWI

1 stop14h 24mUnited Airlines

Deal found 6/10

$508

Tue 7/86:00 amBWI - DLH

1 stop5h 23mDelta

Tue 7/155:15 amDLH - BWI

1 stop4h 35mDelta

Deal found 6/9

$268

Tue 7/810:15 pmIAD - DLH

2 stops13h 36mUnited Airlines

Tue 7/1511:27 amDLH - IAD

1 stop5h 03mUnited Airlines

Deal found 6/9

$468

Sat 7/266:20 amIAD - DLH

1 stop5h 03mDelta

Fri 8/16:03 pmDLH - IAD

1 stop4h 18mDelta

Deal found 6/10

$268

Sat 7/266:40 amDCA - DLH

1 stop4h 43mDelta

Fri 8/16:03 pmDLH - DCA

1 stop4h 26mDelta

Deal found 6/10

$268

Mon 7/283:30 pmDCA - DLH

1 stop7h 30mUnited Airlines

Fri 8/18:00 amDLH - DCA

1 stop5h 13mUnited Airlines

Deal found 6/10

$356

One-way flights from Washington, D.C. to Duluth
Search for one-way flight options from Washington, D.C. to Duluth. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Thu 8/146:10 amDCA - DLH

1 stop5h 03mDelta

Deal found 6/10

$133

Sun 7/206:35 amIAD - DLH

1 stop5h 16mUnited Airlines

Deal found 6/10

$208

Thu 8/146:15 amIAD - DLH

1 stop4h 58mDelta

Deal found 6/12

$214

Sun 7/206:00 amBWI - DLH

1 stop5h 23mDelta

Deal found 6/10

$253

Fri 8/295:30 pmBWI - DLH

1 stop5h 35mUnited Airlines

Deal found 6/11

$269

Sun 6/296:25 amDCA - DLH

1 stop5h 26mUnited Airlines

Deal found 6/12

$344

Cheapflights Fare Finder

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

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Wed 8/6

6:00 am-10:23 am

1 stop5h 23m

Duluth Intl

Thu 8/14

5:10 am-10:43 am

1 stop4h 33m

$248

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Wed 8/6

6:10 am-10:23 am

1 stop5h 13m

Duluth Intl

Thu 8/14

5:10 am-11:04 am

1 stop4h 54m

$248

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Sat 7/26

6:20 am-10:23 am

1 stop5h 03m

Duluth Intl

Fri 8/1

6:03 pm-11:21 pm

1 stop4h 18m

$268

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Mon 7/28

3:30 pm-10:00 pm

1 stop7h 30m

Duluth Intl

Fri 8/1

8:00 am-2:13 pm

1 stop5h 13m

$356

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 7/8

10:15 pm-10:51 am

2 stops13h 36m

Duluth Intl

Tue 7/15

11:27 am-5:30 pm

1 stop5h 03m

$468

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sat 7/5

6:15 am-10:51 am

1 stop5h 36m

Duluth Intl

Sat 7/12

8:00 am-11:24 pm

1 stop14h 24m

$508

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Thu 8/14

6:10 am-10:13 am

1 stop5h 03m

$133

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Sun 7/20

6:35 am-10:51 am

1 stop5h 16m

$208

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Thu 8/14

6:15 am-10:13 am

1 stop4h 58m

$214

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Sun 7/20

6:00 am-10:23 am

1 stop5h 23m

$253

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 12 results

Best time to book a flight from Washington, D.C. to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Washington, D.C. with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Duluth

What is the cheapest month to book a flight from Washington, D.C. to Duluth?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Duluth (average of $335). Flying from Washington, D.C. to Duluth in June is currently the most expensive (average of $473). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Duluth by month

In terms of precipitation, rainfall in Duluth ranges from 0.6 - 3.6 inches per month. August is typically the wettest month, when rainfall can reach 3.6 in. February is typically the driest time to visit Duluth when rainfall is around 0.6 in.

Temperature in Duluth by month

If weather is an important factor for your trip to Duluth, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

Reviews of airlines servicing Duluth

To help decide which airline to fly from Washington, D.C. to Duluth, see what other customers have to say about Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,946 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,946 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly into for flights to Duluth from Washington, D.C.?
Located just 5.8 mi from the city center, Duluth Intl is the airport most travelers will use when flying to Duluth from Washington, D.C.. Booking flights from Washington, D.C. to Duluth Intl (DLH) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 2 different airlines.
What are the cheapest airlines flying from Washington, D.C. to Duluth round-trip?
According to our current data, Delta ($248), and United Airlines ($356) offers the cheapest pricing from Washington, D.C. to Duluth. These flights start at 39% lower than the current average price 3 months from now.
What are the most popular routes from Washington, D.C. to Duluth?
While some choose either Washington, D.C. Reagan-National - Duluth Intl or Baltimore/Washington - Duluth Intl, Washington, D.C. Dulles Intl - Duluth Intl is the most popular route from Washington, D.C. to Duluth.
Can I find deals for flights from Washington, D.C. to Duluth that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Duluth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Duluth.
Can I find deals for business class flights from Washington, D.C. to Duluth?
Yes. Cheapflights offers flight deals from Washington, D.C. to Duluth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. to Duluth?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Duluth (average of $335). Flying from Washington, D.C. to Duluth in June is currently the most expensive (average of $473). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Washington, D.C. to Duluth

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$226	Average$371	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$284	Average$494	FlexibilityNo cancel fee	On-time69%

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$133+ Cheap flights from Washington, D.C. (WAS) to Duluth (DLH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Duluth with Cheapflights

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Cheap flight deals from Washington, D.C. to Duluth

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington, D.C. to Duluth

Cheapest flights from Washington, D.C. to DuluthExplore the most affordable flight options available from Washington, D.C. to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Washington, D.C. to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Duluth that are best for you.

Best time to book a flight from Washington, D.C. to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Duluth

What is the cheapest month to book a flight from Washington, D.C. to Duluth?

Rainfall in Duluth by month

Plan your trip to Duluth by taking into account the average rainfall totals by month.

Temperature in Duluth by month

Plan your trip to Duluth by taking into account the average temperature totals by month.

Reviews of airlines servicing Duluth

Get insights into the airlines that provide service to Duluth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Duluth. Reviews last updated June 12, 2025.

To help decide which airline to fly from Washington, D.C. to Duluth, see what other customers have to say about Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Duluth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Duluth from Washington, D.C.?

What are the cheapest airlines flying from Washington, D.C. to Duluth round-trip?

What are the most popular routes from Washington, D.C. to Duluth?

Can I find deals for flights from Washington, D.C. to Duluth that include hotel bookings?

How can I find direct flights from Washington, D.C. to Duluth?

Can I find deals for business class flights from Washington, D.C. to Duluth?

What is the cheapest month to book a flight from Washington, D.C. to Duluth?

Traveling to a place near Washington, D.C.?

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Alternative routes for Washington, D.C. to Duluth

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Washington, D.C. to Duluth

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Cheapest flights from Washington, D.C. to Duluth
Explore the most affordable flight options available from Washington, D.C. to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.