Reagan-National

$65+ Cheap flights from Detroit (DTT) to Reagan-National (DCA)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — DCA
Jan 23 — Jan 301
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Find cheap flights from Detroit to Reagan-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Detroit All airports to Washington, D.C. Reagan-National are usually found in August or February, booked 64 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap flight deals from Detroit to Reagan-National

Cheapest flights from Detroit to Reagan-National
Explore the most affordable flight options available from Detroit to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 24, 2025.

This Delta deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:15 pmDTW - DCA
Nonstop1h 35mDelta
Mon 1/56:05 amDCA - DTW
Nonstop1h 45mDelta
Deal found 12/22$249
This American Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amDTW - DCA
1 stop4h 57mAmerican Airlines
Thu 1/17:40 amDCA - DTW
Nonstop1h 45mAmerican Airlines
Deal found 12/23$259
This American Airlines deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amDTW - DCA
Nonstop1h 48mAmerican Airlines
Thu 1/17:40 amDCA - DTW
Nonstop1h 45mAmerican Airlines
Deal found 12/22$264
This American Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:39 pmDTW - DCA
1 stop5h 20mAmerican Airlines
Fri 1/24:32 pmDCA - DTW
Nonstop1h 46mAmerican Airlines
Deal found 12/23$275
This Delta deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:15 pmDTW - DCA
Nonstop1h 35mDelta
Thu 1/16:00 amDCA - DTW
Nonstop1h 44mDelta
Deal found 12/22$279
This American Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:00 amDTW - DCA
Nonstop1h 47mAmerican Airlines
Sat 12/277:41 amDCA - DTW
Nonstop1h 45mAmerican Airlines
Deal found 12/23$280
This Booking.com deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:01 pmDTW - DCA
1 stop23h 58mFrontier
Sun 1/48:00 amDCA - DTW
1 stop27h 25mFrontier
Deal found 12/22$282
This American Airlines deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amDTW - DCA
1 stop4h 57mAmerican Airlines
Mon 12/297:50 pmDCA - DTW
1 stop4h 54mAmerican Airlines
Deal found 12/22$284
This American Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:39 pmDTW - DCA
1 stop5h 20mAmerican Airlines
Sat 1/35:58 pmDCA - DTW
Nonstop1h 50mAmerican Airlines
Deal found 12/23$289

Find flight deals from Detroit to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 24, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$189
(Delta)

One-way from

$65
(CheapOair)

Popular in

January

Cheapest in

August

Average price

$279

Good round-trip deal

$218 or less

Good one-way deal

$190 or less
Provider with most accurate pricing for Detroit (DTT)-Washington, D.C. Reagan-National flight deals.
Provider most trusted by Cheapflights users for Detroit (DTT)-Washington, D.C. Reagan-National flights.
From Detroit (DTT) to Washington, D.C. Reagan-National
One-way flight from Detroit (DTT) to Washington, D.C. Reagan-National
Highest demand for flights based on searches. 3% potential increase in price ($9 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Detroit (DTT) to Washington, D.C. Reagan-National.
Price to beat on a one-way flight from Detroit (DTT) to Washington, D.C. Reagan-National.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Reagan-National that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 24, 2025.
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

Detroit

Fly to

Reagan-National

Route

Depart

Return

Price

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 3/12

5:30 pm-6:59 pm

Nonstop1h 29m

Washington, D.C. Reagan-National

Sat 3/21

6:43 pm-8:26 pm

Nonstop1h 43m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 2/5

3:31 pm-5:04 pm

Nonstop1h 33m

Washington, D.C. Reagan-National

Sun 3/1

9:54 am-11:40 am

Nonstop1h 46m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Wed 2/4

9:28 pm-10:57 pm

Nonstop1h 29m

Washington, D.C. Reagan-National

Fri 2/27

7:59 pm-9:46 pm

Nonstop1h 47m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Sun 2/1

9:28 pm-10:57 pm

Nonstop1h 29m

Washington, D.C. Reagan-National

Tue 3/3

6:05 am-7:51 am

Nonstop1h 46m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 2/5

3:31 pm-5:04 pm

Nonstop1h 33m

Washington, D.C. Reagan-National

Sun 2/8

6:05 am-7:50 am

Nonstop1h 45m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 2/5

9:28 pm-10:57 pm

Nonstop1h 29m

Washington, D.C. Reagan-National

Sat 2/7

6:15 pm-8:02 pm

Nonstop1h 47m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 2/26

10:20 am-12:02 pm

Nonstop1h 42m

Washington, D.C. Reagan-National

Sun 3/1

9:54 am-11:40 am

Nonstop1h 46m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 3/5

3:30 pm-5:04 pm

Nonstop1h 34m

Washington, D.C. Reagan-National

Mon 3/9

12:29 pm-2:08 pm

Nonstop1h 39m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Sun 2/1

9:28 pm-10:57 pm

Nonstop1h 29m

Washington, D.C. Reagan-National

Sat 2/28

6:03 am-7:49 am

Nonstop1h 46m

$189

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Fri 1/16

9:28 pm-10:57 pm

Nonstop1h 29m

Washington, D.C. Reagan-National

Tue 1/20

7:59 pm-9:46 pm

Nonstop1h 47m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 21 results
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Compare providers for flights from Detroit to Reagan-National

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 Detroit to Reagan-National in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust 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 Detroit-Washington, D.C. Reagan-National Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Detroit-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Detroit-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Detroit-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust Mytrip the most. Mytrip 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 Detroit-Washington, D.C. Reagan-National Airport 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 Detroit to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Detroit 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 Detroit to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Detroit to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Reagan-National. Price data was last updated on December 19, 2025.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Detroit to Washington, D.C. Reagan-National Airport?

Currently, August is the cheapest month in which you can book a flight from Detroit to Washington, D.C. Reagan-National Airport (average of $137). Flying from Detroit to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $189). 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 time of day to fly from DTT to DCA?

Find hourly flight availability from Detroit to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 24, 2025.

A simple way to save on the total cost of your ticket is to fly from Detroit to Washington, D.C. Reagan-National Airport in the evening. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Detroit to Reagan-National. Price data was last updated on December 20, 2025.

Travelers seeking maximum savings on their Detroit to Washington, D.C. Reagan-National Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Detroit to Washington, D.C. Reagan-National Airport

Explore weekly flight availability from Detroit to Reagan-National. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 24, 2025.

The most flights from DTT to DCA are scheduled on a Wednesday (14 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (9 on average).

What’s the top layover airport for flights from Detroit to Washington, D.C. Reagan-National Airport?

Share of 1-stop round-trip flights from Detroit to Washington, D.C. Reagan-National Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Chicago (MDW) – chosen by Cheapflights users on 67% of 1-stop itineraries from Detroit to Washington, D.C. Reagan-National Airport on Cheapflights.

What’s the cheapest layover airport for flights from Detroit to Washington, D.C. Reagan-National Airport?

Average round-trip fare for 1-stop flights from Detroit to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Chicago (MDW) is the most affordable 1-stop option, with an average round-trip price of $174.

What’s the fastest layover option from Detroit to Washington, D.C. Reagan-National Airport?

Shortest average travel time for 1-stop one-way flights from Detroit to Washington, D.C. Reagan-National Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Chicago (MDW) have the shortest average one-way travel time for 1-stop routes: 4h 00m.

Which airport typically offers the quickest layover for flights from Detroit to Washington, D.C. Reagan-National Airport?

Average layover duration for 1-stop one-way flights from Detroit to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Chicago (MDW) offer the fastest connection on this route, with an average layover time of 1h 43m.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated December 24, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Detroit to Washington, D.C. Reagan-National Airport 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.

Entertainment

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.9

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Reagan-National. 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 Detroit to Washington, D.C. Reagan-National?

    For a flight from Detroit to Washington, D.C. Reagan-National, you will be flying from All airports. Detroit All airports (DTT) is just 0.6 mi from the center of the city. All airports is the only Detroit airport and it handles 12 outbound flights to Washington, D.C. Reagan-National per day. 4 airlines have flights to Washington, D.C. Reagan-National from Detroit All airports on a regular basis.

  • How long is the flight from Detroit to Washington, D.C. Reagan-National Airport?

    For as low as $189, Delta can have you in Washington, D.C. Reagan-National Airport from Detroit in 1h 29m. The distance between Detroit and Washington, D.C. Reagan-National Airport is about 405 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Detroit to Washington, D.C. Reagan-National Airport round-trip?

    Southwest, at $174, was found to be the cheapest airline from Detroit to Washington, D.C. Reagan-National Airport.Alternate airlines to your destination round-trip include American Airlines and Delta. Southwest is currently priced 35% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Detroit to Washington, D.C. Reagan-National Airport one-way?

    The cheapest airlines for a one-way flight from Detroit to Washington, D.C. Reagan-National Airport are Frontier ($29), American Airlines ($89), and Delta ($99).

  • What are the most reliable airlines from Detroit to Washington, D.C. Reagan-National Airport?

    Before booking your flight to Washington, D.C. Reagan-National Airport from Detroit, check out the most reliable airlines to get you to your destination on time: Virgin Atlantic (78%), Air France (77%), Alaska Airlines( 76%).

  • What are the cheapest flights from Detroit to Washington, D.C. Reagan-National Airport?

    On average you can expect to pay $264 for a flight from Detroit to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $98 while the most popular route, (Detroit Metropolitan Wayne County - Washington, D.C. Reagan-National) is currently priced at $146.

  • Can I find deals for flights from Detroit to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Detroit to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Reagan-National.

  • Can I find deals for business class flights from Detroit to Reagan-National?

    Yes. Cheapflights offers flight deals from Detroit to Reagan-National 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 Detroit to Washington, D.C. Reagan-National Airport?

    Currently, August is the cheapest month in which you can book a flight from Detroit to Washington, D.C. Reagan-National Airport (average of $137). Flying from Detroit to Washington, D.C. Reagan-National Airport in January is currently the most expensive (average of $189). 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

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

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Alternative routes for Detroit to Reagan-National

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

Top 4 airlines flying from Detroit to Reagan-National

Discover the top 4 airlines that operate flights from Detroit to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$174Average$378FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$181Average$278FlexibilityNo cancel feeOn-time71%
DeltaCheapest$184Average$252FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$189Average$557FlexibilityNo cancel feeOn-time69%

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