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

According to our current data, Delta ($248), and United Airlines ($417) offers the cheapest pricing from Duluth to Washington, D.C.. Delta is priced at 33% lower than the current average price of a flight leaving 3 months from now.

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

Travelers seeking maximum savings on their Duluth to Washington, D.C. flight should consider departing on Friday afternoons 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 Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular routes from Duluth to Washington, D.C.?

Most travelers choose Duluth Intl - Washington, D.C. Dulles Intl, Duluth Intl - Washington, D.C. Reagan-National or Duluth Intl - Baltimore/Washington when deciding on the best route from Duluth to Washington, D.C..

What is the cheapest day to fly round-trip from Duluth to Washington, D.C.?

Departing on a Saturday is a good option for securing a great price. You can expect to save up to 90% when planning your travel around this day of the week.

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

March can be a great time to fly to Washington, D.C. from Duluth with a flight ticket averaging about $373. Cheapflights users have found deals in the month of March for as cheap as $251. The most expensive prices can be found in the month of June.

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

Unlike at noon, when flights are generally more expensive, you can save up to 35% on flights from Duluth to Washington, D.C. by exploring options for tickets in the afternoon.

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

Duluth Intl (DLH), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Duluth to Washington, D.C.. 2 airlines have flights from Duluth Intl to Washington, D.C. on a regular basis. Booking flights from Duluth Intl to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.

Can I find deals for flights from Duluth to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Duluth to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Duluth to Washington, D.C.?

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

Can I find deals for business class flights from Duluth to Washington, D.C.?

Yes. Cheapflights offers flight deals from Duluth to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$224+ Flights from Duluth to Washington, D.C.

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

Round-trip from	$248 (Delta)
One-way from	$153 (Delta)
Popular in	June
Cheapest in	March
Average price	$438

From Duluth Intl to Washington, D.C. (WAS)

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One-way flight from Duluth Intl to Washington, D.C. (WAS)

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Highest demand for flights based on searches. 15% potential increase in price ($66 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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

Cheapest flights from Duluth to Washington, D.C.
Explore the most affordable flight options available from Duluth to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 30, 2025.

mer. 9/104:19 pmDLH - IAD

1 stop6h 21mDelta

dim. 9/146:15 amIAD - DLH

1 stop4h 52mDelta

Deal found 7/28

$248

mar. 9/163:10 pmDLH - DCA

1 stop6h 33mUnited Airlines

dim. 9/213:30 pmDCA - DLH

1 stop7h 35mUnited Airlines

Deal found 7/30

$417

mer. 9/109:45 amDLH - IAD

1 stop5h 07mUnited Airlines

dim. 9/148:20 amIAD - DLH

1 stop7h 15mUnited Airlines

Deal found 7/29

$426

jeu. 8/145:10 amDLH - DCA

2 stops8h 50mDelta

lun. 8/183:40 pmDCA - DLH

2 stops8h 06mDelta

Deal found 7/29

$463

dim. 9/145:10 amDLH - BWI

1 stop4h 26mDelta

lun. 9/227:06 pmBWI - DLH

1 stop4h 37mDelta

Deal found 7/30

$543

mer. 8/138:00 amDLH - BWI

1 stop4h 48mUnited Airlines

dim. 8/176:15 amBWI - DLH

1 stop5h 36mUnited Airlines

Deal found 7/29

$676

Best flights from Duluth to Washington, D.C.
Discover carefully curated flight deals from Duluth to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated juillet 30, 2025.

mer. 9/104:19 pmDLH - IAD

1 stop6h 21mDelta

dim. 9/146:15 amIAD - DLH

1 stop4h 52mDelta

Deal found 7/28

$248

mar. 9/163:10 pmDLH - DCA

1 stop6h 33mUnited Airlines

dim. 9/213:30 pmDCA - DLH

1 stop7h 35mUnited Airlines

Deal found 7/30

$417

mer. 9/109:45 amDLH - IAD

1 stop5h 07mUnited Airlines

dim. 9/148:20 amIAD - DLH

1 stop7h 15mUnited Airlines

Deal found 7/29

$426

jeu. 8/145:10 amDLH - DCA

2 stops8h 50mDelta

lun. 8/183:40 pmDCA - DLH

2 stops8h 06mDelta

Deal found 7/29

$463

dim. 9/145:10 amDLH - BWI

1 stop4h 26mDelta

lun. 9/227:06 pmBWI - DLH

1 stop4h 37mDelta

Deal found 7/30

$543

mer. 8/138:00 amDLH - BWI

1 stop4h 48mUnited Airlines

dim. 8/176:15 amBWI - DLH

1 stop5h 36mUnited Airlines

Deal found 7/29

$676

Last-minute flights from Duluth to Washington, D.C.
Discover last-minute flight deals from Duluth to Washington, D.C.. Data last updated juillet 30, 2025 and is based on user searches.

mer. 8/138:00 amDLH - BWI

1 stop4h 48mUnited Airlines

dim. 8/176:15 amBWI - DLH

1 stop5h 36mUnited Airlines

Deal found 7/29

$676

jeu. 8/145:10 amDLH - DCA

2 stops8h 50mDelta

lun. 8/183:40 pmDCA - DLH

2 stops8h 06mDelta

Deal found 7/29

$463

jeu. 8/145:10 amDLH - BWI

1 stop4h 33mDelta

lun. 8/187:10 pmBWI - DLH

1 stop4h 36mDelta

Deal found 7/30

$556

jeu. 8/148:00 amDLH - IAD

1 stop4h 49mUnited Airlines

lun. 8/186:35 amIAD - DLH

1 stop5h 16mUnited Airlines

Deal found 7/29

$600

ven. 8/155:10 amDLH - IAD

1 stop5h 08mDelta

ven. 8/226:15 amIAD - DLH

1 stop5h 00mDelta

Deal found 7/29

$552

lun. 8/1811:27 amDLH - DCA

1 stop5h 35mUnited Airlines

mar. 8/195:59 pmDCA - DLH

1 stop5h 06mUnited Airlines

Deal found 7/30

$535

One-way flights from Duluth to Washington, D.C.
Search for one-way flight options from Duluth to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated juillet 30, 2025.

lun. 9/1510:50 amDLH - BWI

1 stop6h 17mDelta

Deal found 7/30

$224

mer. 8/137:50 amDLH - DCA

2 stops10h 06mDelta

Deal found 7/30

$269

lun. 9/158:00 amDLH - IAD

1 stop5h 37mUnited Airlines

Deal found 7/30

$280

lun. 9/153:10 pmDLH - DCA

1 stop6h 33mUnited Airlines

Deal found 7/30

$281

mer. 8/135:10 amDLH - IAD

1 stop5h 08mDelta

Deal found 7/30

$404

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

mer. 9/10

4:19 pm-11:40 pm

1 stop6h 21m

Washington, D.C. Dulles Intl

dim. 9/14

6:15 am-10:07 am

1 stop4h 52m

$248

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

mar. 9/16

3:10 pm-10:43 pm

1 stop6h 33m

Washington, D.C. Reagan-National

dim. 9/21

3:30 pm-10:05 pm

1 stop7h 35m

$417

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

mer. 9/10

9:45 am-3:52 pm

1 stop5h 07m

Washington, D.C. Dulles Intl

dim. 9/14

8:20 am-2:35 pm

1 stop7h 15m

$426

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

jeu. 8/14

5:10 am-3:00 pm

2 stops8h 50m

Washington, D.C. Reagan-National

lun. 8/18

3:40 pm-10:46 pm

2 stops8h 06m

$463

DuluthBaltimore

DLH - BWI

DLHBWI

Duluth Intl

dim. 9/14

5:10 am-10:36 am

1 stop4h 26m

Baltimore/Washington

lun. 9/22

7:06 pm-10:43 pm

1 stop4h 37m

$543

DuluthBaltimore

DLH - BWI

DLHBWI

Duluth Intl

mer. 8/13

8:00 am-1:48 pm

1 stop4h 48m

Baltimore/Washington

dim. 8/17

6:15 am-10:51 am

1 stop5h 36m

$676

DuluthBaltimore

DLH - BWI

DLHBWI

Duluth Intl

lun. 9/15

10:50 am-6:07 pm

1 stop6h 17m

$224

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

mer. 8/13

7:50 am-6:56 pm

2 stops10h 06m

$269

DuluthWashington, D.C.

DLH - IAD

DLHIAD

Duluth Intl

lun. 9/15

8:00 am-2:37 pm

1 stop5h 37m

$280

DuluthWashington, D.C.

DLH - DCA

DLHDCA

Duluth Intl

lun. 9/15

3:10 pm-10:43 pm

1 stop6h 33m

$281

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 11 results

Best time to book a flight from Duluth to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Duluth 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 Duluth to Washington, D.C.

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

Currently, August is the cheapest month in which you can book a flight from Duluth to Washington, D.C. (average of $241). Flying from Duluth to Washington, D.C. in March is currently the most expensive (average of $290). 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 Washington, D.C.

Peruse reviews from past customers who have flown with Delta and United Airlines from Duluth to Washington, D.C. to help guide your decision. 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

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,896 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Duluth to Washington, D.C.?
Duluth Intl (DLH), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Duluth to Washington, D.C.. 2 airlines have flights from Duluth Intl to Washington, D.C. on a regular basis. Booking flights from Duluth Intl to Washington, D.C. should not be difficult; the airport handles an average of 0 outbound flights to Washington, D.C. per day.
What are the cheapest airlines flying from Duluth to Washington, D.C. round-trip?
According to our current data, Delta ($248), and United Airlines ($417) offers the cheapest pricing from Duluth to Washington, D.C.. Delta is priced at 33% lower than the current average price of a flight leaving 3 months from now.
What are the most popular routes from Duluth to Washington, D.C.?
Most travelers choose Duluth Intl - Washington, D.C. Dulles Intl, Duluth Intl - Washington, D.C. Reagan-National or Duluth Intl - Baltimore/Washington when deciding on the best route from Duluth to Washington, D.C..
Can I find deals for flights from Duluth to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Duluth to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Duluth to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Washington, D.C..
Can I find deals for business class flights from Duluth to Washington, D.C.?
Yes. Cheapflights offers flight deals from Duluth to Washington, D.C. 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 Duluth to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Duluth to Washington, D.C. (average of $241). Flying from Duluth to Washington, D.C. in March is currently the most expensive (average of $290). 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

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Tysons

Silver Spring

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Towson

Linthicum Heights

Easton

Fairfax

Manassas

Falls Church

Waldorf

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Oxon Hill

National Harbor

Dundalk

Bowie

Browse thousands of different options on Cheapflights for your next trip

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

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$248	Average$383	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$257	Average$440	FlexibilityNo cancel fee	On-time69%

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$224+ Cheap flights from Duluth (DLH) to Washington, D.C. (WAS)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.

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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

Cheapest flights from Duluth to Washington, D.C.Explore the most affordable flight options available from Duluth to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 30, 2025.

Explore the most affordable flight options available from Duluth to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Duluth to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Duluth with our price prediction graph.

Cheapflights Insights

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

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

Reviews of airlines servicing Washington, D.C.

Peruse reviews from past customers who have flown with Delta and United Airlines from Duluth to Washington, D.C. to help guide your decision. 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 Duluth to Washington, D.C.. 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 from for flights from Duluth to Washington, D.C.?

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

What are the most popular routes from Duluth to Washington, D.C.?

Can I find deals for flights from Duluth to Washington, D.C. that include hotel bookings?

How can I find direct flights from Duluth to Washington, D.C.?

Can I find deals for business class flights from Duluth to Washington, D.C.?

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

Traveling to a place near Washington, D.C.?

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 Duluth to Washington, D.C.

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

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

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Cheapest flights from Duluth to Washington, D.C.
Explore the most affordable flight options available from Duluth to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 30, 2025.