HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Duluth

$134+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — DLH
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$248
(Delta)

One-way from

$134
(Delta)

Popular in

March

Cheapest in

September

Average price

$640
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 ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 March 26, 2025.

This Delta deal was found by Cheapflights users on 3/25. 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.
Tue 4/226:00 amBWI - DLH
1 stop5h 11mDelta
Tue 4/296:06 pmDLH - BWI
1 stop4h 53mDelta
Deal found 3/25$248
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 5/136:25 amIAD - DLH
1 stop5h 48mDelta
Fri 5/164:16 pmDLH - IAD
2 stops7h 12mDelta
Deal found 3/24$294
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Mon 4/1410:29 pmIAD - DLH
2 stops13h 13mUnited Airlines
Thu 4/178:00 amDLH - IAD
1 stop5h 11mUnited Airlines
Deal found 3/24$457
This Delta deal was found by Cheapflights users on 3/25. 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.
Sat 5/107:50 amDCA - DLH
1 stop4h 23mDelta
Mon 5/124:16 pmDLH - DCA
1 stop6h 10mDelta
Deal found 3/25$463
This United Airlines deal was found by Cheapflights users on 3/25. 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.
Wed 4/96:20 amDCA - DLH
1 stop5h 22mUnited Airlines
Sun 4/133:05 pmDLH - DCA
1 stop6h 30mUnited Airlines
Deal found 3/25$494
This United deal was found by Cheapflights users on 3/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/305:20 pmBWI - DLH
1 stop5h 40mUnited Airlines
Fri 7/118:00 amDLH - BWI
1 stop4h 48mUnited Airlines
Deal found 3/24$612

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 March 26, 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

Tue 4/22

6:00 am-10:11 am

1 stop5h 11m

Duluth Intl

Tue 4/29

6:06 pm-11:59 pm

1 stop4h 53m

$248

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 5/13

6:25 am-11:13 am

1 stop5h 48m

Duluth Intl

Fri 5/16

4:16 pm-12:28 am

2 stops7h 12m

$294

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Mon 4/14

10:29 pm-10:42 am

2 stops13h 13m

Duluth Intl

Thu 4/17

8:00 am-2:11 pm

1 stop5h 11m

$457

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Sat 5/10

7:50 am-11:13 am

1 stop4h 23m

Duluth Intl

Mon 5/12

4:16 pm-11:26 pm

1 stop6h 10m

$463

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Wed 4/9

6:20 am-10:42 am

1 stop5h 22m

Duluth Intl

Sun 4/13

3:05 pm-10:35 pm

1 stop6h 30m

$494

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Mon 6/30

5:20 pm-10:00 pm

1 stop5h 40m

Duluth Intl

Fri 7/11

8:00 am-1:48 pm

1 stop4h 48m

$612

BaltimoreDuluth

BWI - DLH

BWIDLH

Baltimore/Washington

Thu 4/24

6:00 am-10:11 am

1 stop5h 11m

$134

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Thu 4/24

6:00 am-10:11 am

1 stop5h 11m

$134

Washington, D.C.Duluth

DCA - DLH

DCADLH

Washington, D.C. Reagan-National

Wed 8/13

6:25 am-10:51 am

1 stop5h 26m

$209

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 6/3

6:43 pm-11:38 pm

1 stop5h 55m

$254

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Duluth flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, 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 $483). 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

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

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

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 March 26, 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.
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!

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.

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

    According to our current data, Delta ($248), and United Airlines ($494) offers the cheapest pricing from Washington, D.C. to Duluth. These flights start at 37% 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 Washington, D.C. Dulles Intl - Duluth Intl, Baltimore/Washington - 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 $483). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Two Harbors
Superior

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$368FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$284Average$439FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.