How long is the flight from Washington, D.C. Dulles Intl Airport to Duluth?

There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Duluth in 5h 21m. Fly via Delta to get the fastest option. Airlines will cover a distance of 921 mi.

What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Duluth round-trip?

Currently priced at $308, United Airlines will fly you from Washington, D.C. Dulles Intl Airport to Duluth and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

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.

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).

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

When flying from Washington, D.C. Dulles Intl Airport to Duluth, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-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. Dulles Intl Airport-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Duluth flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-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. Dulles Intl Airport-Duluth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Duluth Intl (DLH), located 5.8 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Duluth. 1 airline have flights to Duluth Intl from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Duluth Intl should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

Can I find deals for flights from Dulles Intl to Duluth that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Duluth?

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

Can I find deals for business class flights from Dulles Intl to Duluth?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$318+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Duluth

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Cheap flight deals from Dulles Intl to Duluth

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Duluth
Explore the most affordable flight options available from Dulles Intl to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Wed 10/217:23 am -

1 stop5h 21m

Sat 10/244:21 pm -

1 stop6h 05m

Deal found 8/24

$318

Wed 9/236:10 am -

1 stop5h 53m

Wed 10/75:14 am -

2 stops10h 14m

Deal found 8/25

$324

Thu 9/101:10 pm -

1 stop5h 38m

Wed 9/166:24 pm -

1 stop5h 20m

Deal found 8/25

$343

Thu 10/227:23 am -

1 stop5h 21m

Sun 10/255:14 am -

1 stop5h 07m

Deal found 8/26

$361

Thu 9/101:10 pm -

1 stop5h 38m

Mon 9/146:24 pm -

1 stop5h 20m

Deal found 8/26

$368

Thu 9/103:40 pm -

1 stop4h 45m

Sat 9/125:15 am -

2 stops10h 15m

Deal found 8/25

$374

Fri 11/136:11 am -

1 stop5h 30m

Tue 11/173:06 pm -

1 stop5h 02m

Deal found 8/27

$398

Fri 9/116:10 am -

1 stop5h 53m

Sat 9/125:15 am -

2 stops10h 15m

Deal found 8/25

$404

Best flights from Dulles Intl to Duluth
Discover carefully curated flight deals from Dulles Intl to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Wed 10/217:23 am -

1 stop5h 21m

Sat 10/244:21 pm -

1 stop6h 05m

Deal found 8/24

$318

Fri 11/136:11 am -

1 stop5h 30m

Tue 11/173:06 pm -

1 stop5h 02m

Deal found 8/28

$398

Thu 10/227:23 am -

1 stop5h 21m

Sun 10/255:14 am -

1 stop5h 07m

Deal found 8/26

$361

Wed 9/236:10 am -

1 stop5h 53m

Wed 10/712:35 pm -

1 stop4h 44m

Deal found 8/25

$433

Last-minute flights from Dulles Intl to Duluth
Discover last-minute flight deals from Dulles Intl to Duluth. Data last updated August 29, 2026 and is based on user searches.

Thu 9/101:10 pm -

1 stop5h 38m

Wed 9/166:24 pm -

1 stop5h 20m

Deal found 8/25

$343

Thu 9/101:10 pm -

1 stop5h 38m

Mon 9/146:24 pm -

1 stop5h 20m

Deal found 8/26

$368

Thu 9/103:40 pm -

1 stop4h 45m

Sat 9/125:15 am -

2 stops10h 15m

Deal found 8/25

$374

Fri 9/116:10 am -

1 stop5h 53m

Sat 9/125:15 am -

2 stops10h 15m

Deal found 8/25

$404

Mon 9/215:15 pm -

1 stop7h 05m

Mon 9/283:10 pm -

1 stop6h 42m

Deal found 8/23

$448

Mon 9/216:10 am -

1 stop5h 53m

Mon 9/284:11 pm -

2 stops7h 30m

Deal found 8/23

$482

Wed 9/236:10 am -

1 stop5h 53m

Wed 10/75:14 am -

2 stops10h 14m

Deal found 8/25

$324

Thu 9/246:10 am -

1 stop5h 32m

Thu 10/17:45 am -

1 stop5h 14m

Deal found 8/24

$447

Find flight deals from Dulles Intl to Duluth

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$318 (Delta)
Popular in	June
Cheapest in	March
Average price	$388

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Duluth Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Duluth Intl flights.

Search Deals

From Washington, D.C. Dulles Intl to Duluth Intl

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($58 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Wed 10/21

7:23 am-11:44 am

1 stop5h 21m

Duluth Intl

Sat 10/24

4:21 pm-11:26 pm

1 stop6h 05m

$318

Quickest round-trip

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Thu 10/22

7:23 am-11:44 am

1 stop5h 21m

Duluth Intl

Sun 10/25

5:14 am-11:21 am

1 stop5h 07m

$361

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Fri 11/13

6:11 am-10:41 am

1 stop5h 30m

Duluth Intl

Tue 11/17

3:06 pm-9:08 pm

1 stop5h 02m

$398

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Wed 9/23

6:10 am-11:03 am

1 stop5h 53m

Duluth Intl

Wed 10/7

12:35 pm-6:19 pm

1 stop4h 44m

$433

Cheapest one-way

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Thu 9/17

8:20 am-11:20 pm

1 stop16h 00m

$342

Quickest one-way

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Wed 9/9

1:10 pm-5:48 pm

1 stop5h 38m

$375

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Wed 9/9

6:00 am-3:29 pm

2 stops10h 29m

$381

Washington, D.C.Duluth

IAD Washington, D.C. Dulles Intl - DLH Duluth Intl

IADDLH

Washington, D.C. Dulles Intl

Wed 9/9

9:03 am-3:29 pm

3 stops31h 26m

$1,260

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/26

Sorted by cheapest first

Compare providers for flights from Dulles Intl to Duluth

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Duluth in August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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. Dulles Intl Airport-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. Dulles Intl Airport-Duluth flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Duluth flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-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. Dulles Intl Airport-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 Dulles Intl to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Dulles Intl with our price prediction graph.

IAD-DLH

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.

Reviews of airlines servicing Duluth

Read reviews from past customers who have flown United Airlines from Washington, D.C. Dulles Intl Airport to Duluth. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,136 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

United Airlines

7.4

Good

10,136 reviews

United Airlines

7.4

Good

10,136 reviews

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

What airport do you fly into for flights to Duluth from Washington, D.C. Dulles Intl?
Duluth Intl (DLH), located 5.8 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Duluth. 1 airline have flights to Duluth Intl from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Duluth Intl should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.
How long is the flight from Washington, D.C. Dulles Intl Airport to Duluth?
There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Duluth in 5h 21m. Fly via Delta to get the fastest option. Airlines will cover a distance of 921 mi.
What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Duluth round-trip?
Currently priced at $308, United Airlines will fly you from Washington, D.C. Dulles Intl Airport to Duluth and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.
Can I find deals for flights from Dulles Intl to Duluth that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Duluth flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Duluth?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Duluth.
Can I find deals for business class flights from Dulles Intl to Duluth?
Yes. Cheapflights offers flight deals from Dulles Intl 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.

See more FAQs

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Top airline flying from Dulles Intl to Duluth

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$308	Average$533	FlexibilityNo cancel fee	On-time69%

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$318+ Cheap flights from Dulles Intl (IAD) to Duluth (DLH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Duluth with Cheapflights

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Cheap flight deals from Dulles Intl to Duluth

Cheapest flights from Dulles Intl to DuluthExplore the most affordable flight options available from Dulles Intl to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Explore the most affordable flight options available from Dulles Intl to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Best flights from Dulles Intl to DuluthDiscover carefully curated flight deals from Dulles Intl to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Discover carefully curated flight deals from Dulles Intl to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Last-minute flights from Dulles Intl to DuluthDiscover last-minute flight deals from Dulles Intl to Duluth. Data last updated August 29, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Duluth. Data last updated August 29, 2026 and is based on user searches.

One-way flights from Dulles Intl to DuluthSearch for one-way flight options from Dulles Intl to Duluth. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.

Search for one-way flight options from Dulles Intl to Duluth. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.

Find flight deals from Dulles Intl to Duluth

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Cheapflights Fare Finder

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

Compare providers for flights from Dulles Intl 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 Dulles Intl to Duluth in August.

Best time to book a flight from Dulles Intl to Duluth

Have a flexible travel schedule? Discover the best time to fly to Duluth from Dulles Intl with our price prediction graph.

Reviews of airlines servicing Duluth

Read reviews from past customers who have flown United Airlines from Washington, D.C. Dulles Intl Airport to Duluth. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Washington, D.C. Dulles Intl Airport to Duluth?

What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Duluth round-trip?

Can I find deals for flights from Dulles Intl to Duluth that include hotel bookings?

How can I find direct flights from Dulles Intl to Duluth?

Can I find deals for business class flights from Dulles Intl to Duluth?

Traveling to a place near Duluth?

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Alternative routes for Dulles Intl to Duluth

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Complete your trip

Complete your trip to Duluth by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Duluth

Explore flights to Duluth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 29, 2026.

Search flights from Dulles Intl to Duluth by cabin class

Find flights from Dulles Intl to Duluth, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dulles Intl and Duluth flights

Browse other Dulles Intl and Duluth flight options. Last updated on August 29, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on August 29, 2026.

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Top airline flying from Dulles Intl to Duluth

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Cheapest flights from Dulles Intl to Duluth
Explore the most affordable flight options available from Dulles Intl to Duluth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 29, 2026.

Best flights from Dulles Intl to Duluth
Discover carefully curated flight deals from Dulles Intl to Duluth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.

Last-minute flights from Dulles Intl to Duluth
Discover last-minute flight deals from Dulles Intl to Duluth. Data last updated August 29, 2026 and is based on user searches.

One-way flights from Dulles Intl to Duluth
Search for one-way flight options from Dulles Intl to Duluth. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.