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$249+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — DLH
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap 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 diciembre 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/255:19 pmBWI - DLH
1 stop6h 36mUnited Airlines
mié. 12/313:03 pmDLH - BWI
1 stop5h 23mUnited Airlines
Deal found 12/15$452
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/168:20 amIAD - DLH
1 stop7h 02mUnited Airlines
lun. 12/227:50 amDLH - IAD
1 stop7h 34mUnited Airlines
Deal found 12/14$519
This Delta deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/166:56 pmIAD - DLH
1 stop6h 03mDelta
lun. 12/224:10 pmDLH - IAD
2 stops7h 02mDelta
Deal found 12/14$549
This United Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/175:15 pmIAD - DLH
1 stop5h 44mUnited Airlines
vie. 12/193:03 pmDLH - IAD
2 stops19h 52mUnited Airlines
Deal found 12/13$593
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/255:19 pmBWI - DLH
1 stop6h 36mUnited Airlines
mar. 12/303:03 pmDLH - BWI
1 stop5h 23mUnited Airlines
Deal found 12/15$653
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2810:33 pmIAD - DLH
1 stop25h 22mUnited Airlines
mar. 1/63:05 pmDLH - IAD
1 stop5h 12mUnited Airlines
Deal found 12/14$695
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2512:34 pmBWI - DLH
2 stops11h 18mDelta
mié. 12/314:10 pmDLH - BWI
1 stop6h 22mDelta
Deal found 12/15$834
This Delta deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/296:00 amBWI - DLH
1 stop6h 15mDelta
vie. 1/211:55 amDLH - BWI
2 stops10h 36mDelta
Deal found 12/14$843
This United Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/295:19 pmBWI - DLH
1 stop6h 36mUnited Airlines
vie. 1/23:03 pmDLH - BWI
1 stop5h 23mUnited Airlines
Deal found 12/14$852
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/195:19 pmBWI - DLH
1 stop6h 36mUnited Airlines
dom. 12/213:03 pmDLH - BWI
1 stop5h 23mUnited Airlines
Deal found 12/15$888
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2512:00 pmBWI - DLH
2 stops11h 52mDelta
mar. 12/3011:55 amDLH - BWI
2 stops11h 48mDelta
Deal found 12/15$939
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/287:15 pmDCA - DLH
1 stop4h 37mDelta
vie. 1/25:00 amDLH - DCA
2 stops7h 29mDelta
Deal found 12/15$941

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Duluth (DLH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$280
(United Airlines)

One-way from

$275
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$897
Provider with most accurate pricing for Washington, D.C. (WAS)-Duluth Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Duluth Intl flights.
Search Deals
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. 14% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Duluth 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Duluth that are best for you.

Fly from

Washington, D.C.

Fly to

Duluth

Route

Depart

Return

Price

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

sáb. 1/10

10:05 am-2:30 pm

1 stop5h 25m

Duluth Intl

sáb. 1/17

3:05 pm-9:21 pm

1 stop5h 16m

$280

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

mar. 3/31

6:57 pm-10:47 pm

1 stop4h 50m

Duluth Intl

mar. 4/7

4:30 pm-11:59 pm

1 stop6h 29m

$318

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

sáb. 1/10

8:20 am-2:30 pm

1 stop7h 10m

Duluth Intl

sáb. 1/17

3:05 pm-9:17 pm

1 stop5h 12m

$333

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

sáb. 1/10

7:00 am-11:16 am

1 stop5h 16m

Duluth Intl

sáb. 1/17

11:56 am-11:06 pm

2 stops10h 10m

$354

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

mié. 1/21

8:20 am-2:30 pm

1 stop7h 10m

Duluth Intl

sáb. 1/24

3:05 pm-9:17 pm

1 stop5h 12m

$401

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

sáb. 1/10

6:05 am-11:16 am

1 stop6h 11m

Duluth Intl

sáb. 1/17

11:56 am-11:05 pm

2 stops10h 09m

$404

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

mié. 1/21

5:18 pm-9:59 pm

1 stop5h 41m

Duluth Intl

sáb. 1/24

3:05 pm-9:21 pm

1 stop5h 16m

$404

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

jue. 12/25

5:19 pm-10:55 pm

1 stop6h 36m

Duluth Intl

mié. 12/31

3:03 pm-9:26 pm

1 stop5h 23m

$452

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

lun. 2/9

6:05 am-11:11 am

1 stop6h 06m

Duluth Intl

vie. 2/13

4:14 pm-11:47 pm

1 stop6h 33m

$458

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

mar. 3/31

7:00 am-12:08 pm

1 stop6h 08m

Duluth Intl

mar. 4/7

4:30 pm-11:35 pm

1 stop6h 05m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 29 results
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Compare providers for flights from Washington, D.C. to Duluth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Duluth in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Duluth flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Duluth flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Duluth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Duluth flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Duluth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, July is the cheapest month in which you can book a flight from Washington, D.C. to Duluth (average of $192). Flying from Washington, D.C. to Duluth in December is currently the most expensive (average of $513). 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.

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 diciembre 15, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Duluth, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Marie Antonette,Sep 2023

CDG - MSP

The actual flight out of MSP was great. However, it was delayed by an hour and we didn’t have anyone at our gate to provide any information until boarding.

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.?

    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.

  • How long is the flight from Washington, D.C. to Duluth?

    United Airlines and Delta can get you from Washington, D.C. to Duluth in just under 4h 50m. Your travel time can differ by up to 35m. Airlines will cover a distance of 943 mi. This flight may include one or multiple stops.

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

    According to our current data, Delta ($161), and United Airlines ($373) offers the cheapest pricing from Washington, D.C. to Duluth. These flights start at 67% 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 Baltimore/Washington - Duluth Intl or Washington, D.C. Reagan-National - 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, July is the cheapest month in which you can book a flight from Washington, D.C. to Duluth (average of $192). Flying from Washington, D.C. to Duluth in December is currently the most expensive (average of $513). 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.

See more FAQs

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Two Harbors
Superior

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

Discover the top 2 airlines that operate flights from Washington, D.C. to Duluth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$161Average$409FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$446FlexibilityNo cancel feeOn-time69%

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