HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Detroit

$105+ Cheap flights from Reagan-National (DCA) to Detroit (DTT)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — DTT
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Detroit 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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Detroit All airports are usually found in August or January, booked 60 days in advance, depart on a Saturday or Thursday and return on a Wednesday

Cheap flight deals from Reagan-National to Detroit

Cheapest flights from Reagan-National to Detroit
Explore the most affordable flight options available from Reagan-National to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.

This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:30 pm
DCA
-
DTW
2 stops7h 05m
Southwest
Tue 8/1812:55 pm
DTW
-
DCA
2 stops9h 10m
Southwest
Deal found 7/7$201
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:10 am
DCA
-
DTW
1 stop6h 00m
Southwest
Tue 9/17:05 pm
DTW
-
DCA
1 stop4h 00m
Southwest
Deal found 7/7$203
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:15 am
DCA
-
DTW
2 stops6h 55m
Southwest
Mon 8/241:20 pm
DTW
-
DCA
1 stop6h 30m
Southwest
Deal found 7/6$205
This American Airlines deal was found by Cheapflights users on 7/7. 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 7/288:20 am
DCA
-
DTW
Nonstop1h 45m
American Airlines
Tue 8/46:49 am
DTW
-
DCA
Nonstop1h 50m
American Airlines
Deal found 7/7$206
This Frontier deal was found by Cheapflights users on 7/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:59 pm
DCA
-
DTW
1 stop10h 00m
Frontier
Tue 8/187:55 am
DTW
-
DCA
1 stop9h 04m
Frontier
Deal found 7/6$210
This American Airlines deal was found by Cheapflights users on 7/7. 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.
Fri 8/287:50 pm
DCA
-
DTW
Nonstop1h 48m
American Airlines
Tue 9/110:37 am
DTW
-
DCA
1 stop4h 30m
American Airlines
Deal found 7/7$212
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:05 am
DCA
-
DTW
2 stops6h 50m
Southwest
Wed 8/268:45 am
DTW
-
DCA
2 stops9h 15m
Southwest
Deal found 7/7$213
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:30 pm
DCA
-
DTW
1 stop5h 50m
Southwest
Fri 8/148:55 am
DTW
-
DCA
1 stop5h 55m
Southwest
Deal found 7/7$215
This Delta deal was found by Cheapflights users on 7/7. 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.
Tue 8/47:45 pm
DCA
-
DTW
1 stop5h 14m
Delta
Wed 8/129:30 pm
DTW
-
DCA
Nonstop1h 29m
Delta
Deal found 7/7$216
This Delta deal was found by Cheapflights users on 7/3. 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.
Thu 8/2012:23 pm
DCA
-
DTW
Nonstop1h 37m
Delta
Tue 8/255:10 pm
DTW
-
DCA
Nonstop1h 35m
Delta
Deal found 7/3$217
This Trip.com deal was found by Cheapflights users on 7/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/121:59 pm
DCA
-
DTW
1 stop10h 00m
Frontier
Wed 8/1912:20 pm
DTW
-
DCA
1 stop9h 39m
Frontier
Deal found 7/6$219

Find flight deals from Reagan-National to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Detroit (DTT). 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 July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$201
(Southwest)

One-way from

$105
(Frontier)

Popular in

November

Cheapest in

August

Average price

$324

Good round-trip deal

$327 or less

Good one-way deal

$243 or less
Provider with most accurate pricing for Washington, D.C. Reagan-National-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Detroit (DTT) flights.
Search Deals
From Washington, D.C. Reagan-National to Detroit (DTT)
Search Deals
One-way flight from Washington, D.C. Reagan-National to Detroit (DTT)
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Detroit (DTT).
Search Deals
Price to beat on a one-way flight from Washington, D.C. Reagan-National to Detroit (DTT).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Detroit 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 July 8, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Detroit that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Fri 8/28

3:30 pm-10:35 pm

2 stops7h 05m

Detroit Metropolitan Wayne County

Tue 9/1

12:55 pm-10:05 pm

2 stops9h 10m

$226

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Wed 8/26

9:39 am-11:09 am

Nonstop1h 30m

Detroit Metropolitan Wayne County

Sun 8/30

5:20 am-11:27 am

1 stop6h 07m

$243

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 7/30

9:39 am-11:09 am

Nonstop1h 30m

Detroit Metropolitan Wayne County

Mon 8/3

2:55 pm-4:34 pm

Nonstop1h 39m

$249

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Tue 8/11

5:40 pm-11:21 pm

1 stop5h 41m

Detroit Metropolitan Wayne County

Sun 8/30

7:05 am-8:36 am

Nonstop1h 31m

$259

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 8/20

7:45 pm-12:59 am

1 stop5h 14m

Detroit Metropolitan Wayne County

Tue 8/25

4:25 pm-11:48 pm

1 stop7h 23m

$269

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Mon 8/3

6:55 pm-12:10 am

1 stop5h 15m

Detroit Metropolitan Wayne County

Wed 8/5

6:25 am-3:45 pm

2 stops9h 20m

$273

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Tue 8/4

3:50 pm-9:30 pm

1 stop5h 40m

Detroit Metropolitan Wayne County

Wed 8/12

12:55 pm-10:10 pm

2 stops9h 15m

$274

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Fri 9/25

7:35 pm-9:12 pm

Nonstop1h 37m

Detroit Metropolitan Wayne County

Sun 9/27

7:05 am-8:36 am

Nonstop1h 31m

$274

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Sat 7/25

5:29 pm-7:15 pm

Nonstop1h 46m

Detroit Metropolitan Wayne County

Wed 7/29

5:59 pm-10:58 pm

1 stop4h 59m

$274

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Fri 8/7

1:00 pm-8:50 pm

2 stops7h 50m

Detroit Metropolitan Wayne County

Tue 8/11

6:00 am-12:05 pm

1 stop6h 05m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Reagan-National to Detroit

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 Reagan-National to Detroit in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Washington, D.C. Reagan-National Airport-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Detroit flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Detroit flights, Cheapflights users trust FlightHub the most. FlightHub 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 Washington, D.C. Reagan-National Airport-Detroit 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 Reagan-National to Detroit

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

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Detroit (average of $78). Flying from Washington, D.C. Reagan-National Airport to Detroit in June is currently the most expensive (average of $197). 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 DCA to DTT?

Find hourly flight availability from Reagan-National to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2026.

When flying from Washington, D.C. Reagan-National Airport to Detroit, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 10% versus a flight in the afternoon.

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

Explore weekly flight availability from Reagan-National to Detroit. 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 July 8, 2026.

The most flights from DCA to DTT are scheduled on a Tuesday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Detroit?

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

Booking 53 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Reagan-National Airport to Detroit. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to Detroit. Price data was last updated on July 4, 2026.

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

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated July 8, 2026.
See what other customers who have flown with Delta and American Airlines from Washington, D.C. Reagan-National Airport to Detroit have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,451 reviews

Entertainment

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Francis,Aug 2023

DCA - ATL

Horrible experience. Delayed bags, missing items, delayed flights. Complete disaster
Delta
7.8
Good
8,451 reviews
Delta
7.8
Good
8,451 reviews

Entertainment

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Francis,Aug 2023

DCA - ATL

Horrible experience. Delayed bags, missing items, delayed flights. Complete disaster
American Airlines
7.1
Good
11,783 reviews
Delta
7.8
Good
8,451 reviews

Entertainment

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Francis,Aug 2023

DCA - ATL

Horrible experience. Delayed bags, missing items, delayed flights. Complete disaster

Related info for your journey

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

    Detroit All airports (DTT) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Detroit. You should not have trouble finding flights to All airports from Washington, D.C. Reagan-National; the airport handles an average of 17 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Detroit airport from Washington, D.C. Reagan-National. It is only a 0.6 mi journey from All airports (DTT) to Detroit’s city center.

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

    A quick flight from Washington, D.C. Reagan-National Airport to Detroit can take about 1h 30m. Southwest provides one of the quickest options available for as low as $243. Airlines will cover a distance of 405 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    American Airlines, at $189, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Detroit. An alternate airline flying to your destination would be Delta. American Airlines is currently priced 42% below the average price you’ll pay for this route.

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

    $108 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $115 and $115, respectively.

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

    The top 3 most reliable airlines when flying from Washington, D.C. Reagan-National Airport to Detroit are Republic Airways (95%), Aeromexico (95%) and Virgin Atlantic (95%).

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

    Looking for the cheapest flight from Washington, D.C. Reagan-National Airport to Detroit? While on average our users pay $758, our data indicates the cheapest price to be $168. The most popular route (Washington, D.C. Reagan-National - Detroit Metropolitan Wayne County), is priced around $182.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Detroit 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. Reagan-National Airport to Detroit?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Detroit (average of $78). Flying from Washington, D.C. Reagan-National Airport to Detroit in June is currently the most expensive (average of $197). 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 Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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.

Top 2 airlines flying from Reagan-National to Detroit

Discover the top 2 airlines that operate flights from Reagan-National to Detroit. 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 July 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$328FlexibilityNo cancel feeOn-time71%
DeltaCheapest$189Average$319FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.