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

Currently priced at $254, Delta will fly you from Washington, D.C. Dulles Intl Airport to Duluth and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $333.

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Duluth (average of $336). Flying from Washington, D.C. Dulles Intl Airport to Duluth in June is currently the most expensive (average of $476). 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.

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

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

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 day to fly round-trip from Washington, D.C. Dulles Intl Airport to Duluth?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 96% on the overall cost on flights from Washington, D.C. Dulles Intl Airport to Duluth.

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

January is one of the best times of the year to fly to Duluth from Washington, D.C. Dulles Intl Airport. Prices for January average $437 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 57% on your journey compared to booking in March

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

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Duluth in the morning. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

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. 2 airlines 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.

$254+ Flights from Washington, D.C. Dulles Intl Airport to Duluth

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Cheap flight deals from Dulles Intl to Duluth

Round-trip from	$254 (Delta)
Popular in	March
Cheapest in	January
Average price	$610

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

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($48 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 July 2025

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Find flight deals from Dulles Intl to Duluth

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 July 14, 2025.

Tue 8/196:15 amIAD - DLH

1 stop5h 00mDelta

Sun 8/315:10 amDLH - IAD

2 stops8h 21mDelta

Deal found 7/13

$254

Tue 8/193:55 pmIAD - DLH

1 stop7h 10mUnited Airlines

Sun 8/318:00 amDLH - IAD

1 stop5h 37mUnited Airlines

Deal found 7/13

$333

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 July 14, 2025.

Tue 8/196:15 amIAD - DLH

1 stop5h 00mDelta

Sun 8/315:10 amDLH - IAD

2 stops8h 21mDelta

Deal found 7/13

$254

Tue 8/193:55 pmIAD - DLH

1 stop7h 10mUnited Airlines

Sun 8/318:00 amDLH - IAD

1 stop5h 37mUnited Airlines

Deal found 7/13

$333

Last-minute flights from Dulles Intl to Duluth
Discover last-minute flight deals from Dulles Intl to Duluth. Data last updated July 14, 2025 and is based on user searches.

Tue 8/196:15 amIAD - DLH

1 stop5h 00mDelta

Sun 8/315:10 amDLH - IAD

2 stops8h 21mDelta

Deal found 7/13

$254

Tue 8/193:55 pmIAD - DLH

1 stop7h 10mUnited Airlines

Sun 8/318:00 amDLH - IAD

1 stop5h 37mUnited Airlines

Deal found 7/13

$333

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 July 14, 2025.

Mon 7/216:20 amIAD - DLH

1 stop5h 03mDelta

Deal found 7/14

$380

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

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 8/19

6:15 am-10:15 am

1 stop5h 00m

Duluth Intl

Sun 8/31

5:10 am-2:31 pm

2 stops8h 21m

$254

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Tue 8/19

3:55 pm-10:05 pm

1 stop7h 10m

Duluth Intl

Sun 8/31

8:00 am-2:37 pm

1 stop5h 37m

$333

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Mon 7/21

6:20 am-10:23 am

1 stop5h 03m

$380

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

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.

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 Delta and 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.

Delta

8.0

Very good

7,956 reviews

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

8.0

Very good

7,956 reviews

Delta

8.0

Very good

7,956 reviews

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

8,858 reviews

Delta

8.0

Very good

7,956 reviews

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

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. 2 airlines 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.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Duluth round-trip?
Currently priced at $254, Delta will fly you from Washington, D.C. Dulles Intl Airport to Duluth and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $333.
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.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Duluth?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Duluth (average of $336). Flying from Washington, D.C. Dulles Intl Airport to Duluth in June is currently the most expensive (average of $476). 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 Dulles Intl to Duluth

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$248	Average$356	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$298	Average$472	FlexibilityNo cancel fee	On-time69%

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$254+ 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 8/19. 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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2. Select your favorite providers

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Cheap flight deals from Dulles Intl to Duluth

Round-trip from

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Cheapest in

Average price

Find 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 July 14, 2025.

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 July 14, 2025.

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.

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

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 July 14, 2025.

Read reviews from past customers who have flown Delta and 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

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl?

What are the cheapest airlines flying 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?

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

Traveling to a place near Duluth?

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Alternative routes for Dulles Intl to Duluth

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Top 2 airlines 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 July 14, 2025.