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

Currently priced at $302, 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 $474.

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 $335). Flying from Washington, D.C. Dulles Intl Airport to Duluth in June is currently the most expensive (average of $481). 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.

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 $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 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.

$178+ 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	$302 (Delta)
One-way from	$178 (United Airlines)
Popular in	March
Cheapest in	January
Average price	$378

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

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One-way flight from Washington, D.C. Dulles Intl to Duluth Intl

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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 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 June 18, 2025.

Sun 9/76:15 amIAD - DLH

1 stop5h 00mDelta

Thu 9/115:10 amDLH - IAD

1 stop5h 19mDelta

Deal found 6/16

$302

Sat 6/215:18 pmIAD - DLH

1 stop5h 38mUnited Airlines

Thu 6/266:13 pmDLH - IAD

1 stop5h 17mUnited Airlines

Deal found 6/16

$368

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 June 18, 2025.

Sun 9/76:15 amIAD - DLH

1 stop5h 00mDelta

Thu 9/115:10 amDLH - IAD

1 stop5h 19mDelta

Deal found 6/16

$302

Mon 7/145:13 pmIAD - DLH

1 stop5h 47mUnited Airlines

Fri 7/186:13 pmDLH - IAD

1 stop5h 17mUnited Airlines

Deal found 6/17

$474

Last-minute flights from Dulles Intl to Duluth
Discover last-minute flight deals from Dulles Intl to Duluth. Data last updated June 18, 2025 and is based on user searches.

Sat 6/215:18 pmIAD - DLH

1 stop5h 38mUnited Airlines

Thu 6/266:13 pmDLH - IAD

1 stop5h 17mUnited Airlines

Deal found 6/16

$368

Mon 6/236:20 amIAD - DLH

1 stop4h 56mDelta

Fri 6/272:51 pmDLH - IAD

1 stop7h 28mDelta

Deal found 6/16

$538

Mon 6/2310:10 pmIAD - DLH

2 stops13h 42mUnited Airlines

Fri 6/276:13 pmDLH - IAD

2 stops12h 22mUnited Airlines

Deal found 6/16

$698

Sat 7/266:20 amIAD - DLH

1 stop5h 03mDelta

Sat 8/25:15 amDLH - IAD

1 stop4h 39mDelta

Deal found 6/16

$478

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 June 18, 2025.

Sun 9/216:35 amIAD - DLH

1 stop5h 10mUnited Airlines

Deal found 6/17

$178

Thu 8/146:15 amIAD - DLH

1 stop4h 58mDelta

Deal found 6/16

$214

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

Sun 9/7

6:15 am-10:15 am

1 stop5h 00m

Duluth Intl

Thu 9/11

5:10 am-11:29 am

1 stop5h 19m

$302

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Mon 7/14

5:13 pm-10:00 pm

1 stop5h 47m

Duluth Intl

Fri 7/18

6:13 pm-12:30 am

1 stop5h 17m

$474

Washington, D.C.Duluth

IAD - DLH

IADDLH

Washington, D.C. Dulles Intl

Sun 9/21

6:35 am-10:45 am

1 stop5h 10m

$178

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

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.

Cheapflights Insights

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

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

Read reviews from past customers who have flown Delta and United Airlines from Washington, D.C. to Duluth. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,964 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

7,964 reviews

Delta

8.0

Very good

7,964 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

8,810 reviews

Delta

8.0

Very good

7,964 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 $302, 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 $474.
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 $335). Flying from Washington, D.C. Dulles Intl Airport to Duluth in June is currently the most expensive (average of $481). 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$250	Average$368	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$298	Average$472	FlexibilityNo cancel fee	On-time69%

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$178+ Cheap flights from Dulles Intl (IAD) 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 9/21. 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

Round-trip from

One-way from

Popular in

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 June 18, 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 June 18, 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport 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 18, 2025.

Read reviews from past customers who have flown Delta and United Airlines from Washington, D.C. to Duluth. You can also see how each airline stacks up 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 Washington, D.C. Dulles Intl Airport?

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.

Alternative routes for Dulles Intl to Duluth

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

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 June 18, 2025.