What is the cheapest airline that flies from Detroit to Washington, D.C. Reagan-National?

Delta and Southwest are the most popular carriers operating from Detroit to Washington, D.C. Reagan-National

What airlines fly to Washington, D.C. Reagan-National Airport?

Delta, American Airlines and Southwest are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Detroit according to our data. Delta is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 3 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Detroit to Washington, D.C. Reagan-National Airport?

The number of operators available for flights from Detroit to Washington, D.C. Reagan-National Airport is 4 as of March 2026.

How old do you have to be to fly from Detroit to Washington, D.C. Reagan-National Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Washington, D.C. Reagan-National Airport.

What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$122 Cheap Flights from Detroit to Washington, D.C. Reagan-National Airport in 2026

Q: How many flights depart from Detroit to Washington, D.C. Reagan-National Airport on average per day?

As of March 2026, 17 flights take off from Detroit and land in Washington, D.C. Reagan-National Airport each day. The most common flight departure time for this route is 9:00PM, with 38% of daily flights taking off in the afternoon.

Q: How many flights depart from Detroit to Washington, D.C. Reagan-National Airport on average per week?

123 flights are operational weekly from Detroit to Washington, D.C. Reagan-National Airport as of March 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

Q: What is the typical price of a round-trip flight between Detroit and Washington, D.C. Reagan-National Airport?

Prices are currently low for flights on this route. Typical prices usually range from $399 to $215. The lowest price recently found on this route was $192.

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One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:40 pm - 10:45 pm

DTW

DCA

9h 05m

2 stops

11:45 am - 9:15 pm

DCA

DTW

9h 30m

2 stops

$192Southwest

Tue, May 19 - Wed, May 20

8:15 am - 3:00 pm

DTW

DCA

6h 45m

2 stops

4:55 pm - 9:35 pm

DCA

DTW

4h 40m

1 stop

$196Southwest

Wed, Apr 15 - Wed, Apr 15

1:00 pm - 7:55 pm

DTW

DCA

6h 55m

1 stop

8:00 am - 1:00 pm

DCA

DTW

5h 00m

1 stop

$198Southwest

Thu, Apr 16 - Tue, Apr 21

9:22 pm - 10:50 pm

DTW

DCA

1h 28mnonstop

5:34 pm - 7:14 pm

DCA

DTW

1h 40mnonstop

$199Delta

Tue, Apr 21 - Tue, Apr 28

11:54 am - 1:00 pm

DTW

DCA

25h 06m

1 stop

8:00 am - 10:58 am

DCA

DTW

26h 58m

1 stop

$201Frontier

Mon, Apr 13 - Thu, Apr 16

11:54 am - 12:59 pm

DTW

DCA

25h 05m

1 stop

7:59 am - 9:42 pm

DCA

DTW

13h 43m

1 stop

$202Frontier

Mon, Apr 13 - Fri, Apr 17

1:00 pm - 7:55 pm

DTW

DCA

6h 55m

1 stop

12:00 pm - 8:15 pm

DCA

DTW

8h 15m

2 stops

$203Southwest

Thu, Apr 16 - Tue, Apr 21

4:00 pm - 11:50 pm

DTW

DCA

7h 50m

1 stop

9:55 am - 3:35 pm

DCA

DTW

5h 40m

1 stop

$204Southwest

Mon, May 18 - Wed, May 20

10:27 pm - 12:59 pm

DTW

DCA

14h 32m

1 stop

7:59 am - 9:42 pm

DCA

DTW

13h 43m

1 stop

$205Frontier

Fri, Apr 24 - Sun, Apr 26

7:55 am - 12:59 pm

DTW

DCA

29h 04m

1 stop

7:00 am - 11:59 pm

DCA

DTW

16h 59m

1 stop

$206Frontier

Fri, May 15 - Sun, May 17

Southwest flights from Detroit to Washington, D.C. Reagan-National Airport

Our best Southwest deals on Detroit to Washington, D.C. Reagan-National Airport flight tickets

Southwest

May 19

DTW1:40 pmDetroit Metropolitan Wayne County

9h 05m

2 stops

DCA10:45 pmWashington, D.C. Reagan-National

May 20

DCA11:45 amWashington, D.C. Reagan-National

9h 30m

2 stops

DTW9:15 pmDetroit Metropolitan Wayne County

$192

Southwest

Apr 15

DTW8:15 amDetroit Metropolitan Wayne County

6h 45m

2 stops

DCA3:00 pmWashington, D.C. Reagan-National

Apr 15

DCA4:55 pmWashington, D.C. Reagan-National

4h 40m

1 stop

DTW9:35 pmDetroit Metropolitan Wayne County

$196

Southwest

Apr 16

DTW1:00 pmDetroit Metropolitan Wayne County

6h 55m

1 stop

DCA7:55 pmWashington, D.C. Reagan-National

Apr 21

DCA8:00 amWashington, D.C. Reagan-National

5h 00m

1 stop

DTW1:00 pmDetroit Metropolitan Wayne County

$198

Frontier flights from Detroit to Washington, D.C. Reagan-National Airport

Our best Frontier deals on Detroit to Washington, D.C. Reagan-National Airport flight tickets

Frontier

Apr 13

DTW11:54 amDetroit Metropolitan Wayne County

25h 06m

1 stop

DCA1:00 pmWashington, D.C. Reagan-National

Apr 16

DCA8:00 amWashington, D.C. Reagan-National

26h 58m

1 stop

DTW10:58 amDetroit Metropolitan Wayne County

$201

Frontier

Apr 13

DTW11:54 amDetroit Metropolitan Wayne County

25h 05m

1 stop

DCA12:59 pmWashington, D.C. Reagan-National

Apr 17

DCA7:59 amWashington, D.C. Reagan-National

13h 43m

1 stop

DTW9:42 pmDetroit Metropolitan Wayne County

$202

Frontier

Apr 24

DTW10:27 pmDetroit Metropolitan Wayne County

14h 32m

1 stop

DCA12:59 pmWashington, D.C. Reagan-National

Apr 26

DCA7:59 amWashington, D.C. Reagan-National

13h 43m

1 stop

DTW9:42 pmDetroit Metropolitan Wayne County

$205

momondo Fare Finder

Use the filters below to find and compare flights from Detroit to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Tue 5/19

1:40 pm-10:45 pm

2 stops9h 05m

Washington, D.C. Reagan-National

Wed 5/20

11:45 am-9:15 pm

2 stops9h 30m

$192

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Wed 4/15

8:15 am-3:00 pm

2 stops6h 45m

Washington, D.C. Reagan-National

Wed 4/15

4:55 pm-9:35 pm

1 stop4h 40m

$196

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 4/16

1:00 pm-7:55 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Tue 4/21

8:00 am-1:00 pm

1 stop5h 00m

$198

Quickest round-trip

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Tue 4/21

9:22 pm-10:50 pm

Nonstop1h 28m

Washington, D.C. Reagan-National

Tue 4/28

5:34 pm-7:14 pm

Nonstop1h 40m

$199

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Mon 4/13

11:54 am-1:00 pm

1 stop25h 06m

Washington, D.C. Reagan-National

Thu 4/16

8:00 am-10:58 am

1 stop26h 58m

$201

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Mon 4/13

11:54 am-12:59 pm

1 stop25h 05m

Washington, D.C. Reagan-National

Fri 4/17

7:59 am-9:42 pm

1 stop13h 43m

$202

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 4/16

1:00 pm-7:55 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Tue 4/21

12:00 pm-8:15 pm

2 stops8h 15m

$203

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Mon 5/18

4:00 pm-11:50 pm

1 stop7h 50m

Washington, D.C. Reagan-National

Wed 5/20

9:55 am-3:35 pm

1 stop5h 40m

$204

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Fri 4/24

10:27 pm-12:59 pm

1 stop14h 32m

Washington, D.C. Reagan-National

Sun 4/26

7:59 am-9:42 pm

1 stop13h 43m

$205

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Fri 5/15

7:55 am-12:59 pm

1 stop29h 04m

Washington, D.C. Reagan-National

Sun 5/17

7:00 am-11:59 pm

1 stop16h 59m

$206

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Detroit to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Detroit and Washington, D.C. Reagan-National Airport?

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of August is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Detroit, with most prices found around $170. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $232.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Detroit to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $276. Flights from Detroit to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $363. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Detroit to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $256. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $297.

What is the cheapest Detroit to Washington, D.C. Reagan-National flight route?

Fly from Detroit Metropolitan Wayne County to Washington, D.C. Reagan-National for the best Detroit - Washington, D.C. Reagan-National flight prices

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $264 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Detroit for as low as $218 on momondo.

What cabin class options are available on Detroit to Washington, D.C. Reagan-National flights?

There are 4 cabin classes available to choose from on Detroit to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Detroit to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 11% on your flight if you consider stops on a Detroit to Washington, D.C. Reagan-National Airport flight.

How have Detroit to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of March 2026, prices for Detroit to Washington, D.C. Reagan-National Airport flights are approximately 48% cheaper when compared to flights at the same time last year.

When to book flights from Detroit to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Detroit to Washington, D.C. Reagan-National Airport (DTT to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Washington, D.C. Reagan-National Airport

Best Price Found	$223
Fastest flight time	1h 28m
Direct flights	Every day

The best one-way flight to Washington, D.C. Reagan-National Airport from Detroit in the past 72 hours is $223. The best round-trip flight deal from Detroit to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $258.

The fastest flight from Detroit to Washington, D.C. Reagan-National Airport takes 1h 28m

Direct flights go from Detroit to Washington, D.C. Reagan-National Airport every day.

Search flight deals

How far is Detroit to Washington, D.C. Reagan-National by plane?
There are 396.5 mi between Detroit and Washington, D.C. Reagan-National. A reasonable flight in good conditions will take 1h 28m.
When did momondo last update prices for flights from Detroit to Washington, D.C. Reagan-National Airport?
Prices for flights from Detroit to Washington, D.C. Reagan-National Airport were last updated today.
How many operators does momondo search for flights from Detroit to Washington, D.C. Reagan-National Airport?
The number of operators available for flights from Detroit to Washington, D.C. Reagan-National Airport is 4 as of March 2026.
How old do you have to be to fly from Detroit to Washington, D.C. Reagan-National Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Detroit to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Detroit to Washington, D.C. Reagan-National Airport is Canadair (Bombardier) Regional Jet 900 (19.08% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet 700 (16.97%), Airbus A319 (16.58%), and Embraer 175 (10.48%).
What is the most popular airline from Detroit to Washington, D.C. Reagan-National Airport?
momondo data reveals that the most frequently booked airline on the route from Detroit to Washington, D.C. Reagan-National Airport is Delta, representing 55% of all bookings. The subsequent popular airline is American Airlines at 45%.

Best airlines flying from Detroit to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Detroit to Washington, D.C. Reagan-National Airport with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $174	Free Cancellation	Rating 8.0 4,331 reviews	Search Southwest flights
Delta	PriceFrom $184	Free Cancellation	Rating 7.9 8,359 reviews	Search Delta flights
American Airlines	PriceFrom $187	Free Cancellation	Rating 7.1 11,521 reviews	Search American Airlines flights

Delta Flights From Detroit to Washington, D.C. Reagan-National Airport
Delta operates around 26 flights from Detroit to Washington, D.C. Reagan-National Airport every week. The average price of these flights found in the last 72 hours has been $256, but momondo users have found Delta deals from Detroit to Washington, D.C. Reagan-National Airport from as low as $184 round-trip. Delta has been scored 7.9/10 in 8,359 reviews.
American Airlines Flights From Detroit to Washington, D.C. Reagan-National Airport
$187 is the best American Airlines flight deal from Detroit to Washington, D.C. Reagan-National Airport found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $275, however, with flight time and availability significantly affecting the price. American Airlines (7.1/10 from 11,521 user reviews) flies into Washington, D.C. Reagan-National Airport from Detroit 26 times in an average week so prices can vary.

Alexandria

National Harbor

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Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Silver Spring

Fredericksburg

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Manassas

Linthicum Heights

Springfield

Bethesda

Fairfax

College Park

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Detroit to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Detroit to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Detroit with this policy.

How can momondo help me find flights from Detroit to Washington, D.C.?

Once all potential Detroit to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Detroit to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Detroit and alert you when they change.

An easier way to manage your Washington, D.C. Reagan-National Airport trip

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Cheap flights from Detroit to Washington, D.C. from $122

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Washington, D.C. departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Detroit to Washington, D.C. Reagan-National Airport

Our best Southwest deals on Detroit to Washington, D.C. Reagan-National Airport flight tickets

Frontier flights from Detroit to Washington, D.C. Reagan-National Airport

Our best Frontier deals on Detroit to Washington, D.C. Reagan-National Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Detroit to Washington, D.C. Reagan-National Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Detroit to Washington, D.C. Reagan-National Airport

What is the typical price of a round-trip flight between Detroit and Washington, D.C. Reagan-National Airport?

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

What is the cheapest Detroit to Washington, D.C. Reagan-National flight route?

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

What cabin class options are available on Detroit to Washington, D.C. Reagan-National flights?

Can stopping save me money on Detroit to Washington, D.C. Reagan-National Airport flights?

How have Detroit to Washington, D.C. Reagan-National Airport flight prices changed over time?

What is the cheapest airline that flies from Detroit to Washington, D.C. Reagan-National?

What airlines fly to Washington, D.C. Reagan-National Airport?

How many flights depart from Detroit to Washington, D.C. Reagan-National Airport on average per day?

How many flights depart from Detroit to Washington, D.C. Reagan-National Airport on average per week?

When to book flights from Detroit to Washington, D.C. Reagan-National Airport

Cheap Detroit to Washington, D.C. Reagan-National Airport (DTT to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Washington, D.C. Reagan-National Airport

Best Price Found

Fastest flight time

Direct flights

Best airlines flying from Detroit to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Detroit to Washington, D.C. Reagan-National Airport with momondo

Delta Flights From Detroit to Washington, D.C. Reagan-National Airport

American Airlines Flights From Detroit to Washington, D.C. Reagan-National Airport

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An easier way to manage your Washington, D.C. Reagan-National Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

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Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

Washington, D.C. Reagan-National Airport flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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