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$87+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — DTT
Aug 21 — Aug 281
Thu 8/21
Thu 8/28
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Detroit All airports are usually found in December or May, booked 24 days in advance, depart on a Saturday or Thursday and return on a Friday

Cheap 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 August 16, 2025.

Round-trip from

$157
(Southwest)

One-way from

$87
(Mytrip)

Popular in

April

Cheapest in

December

Average price

$285

Good round-trip deal

$226 or less

Good one-way deal

$151 or less
From Washington, D.C. Reagan-National to Detroit (DTT)
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One-way flight from Washington, D.C. Reagan-National to Detroit (DTT)
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Detroit (DTT).
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Detroit (DTT).
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Find 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 August 16, 2025.

This Southwest deal was found by Cheapflights users on 8/14. 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 9/46:00 amDCA - DTW
1 stop5h 45mSouthwest
Thu 9/47:30 pmDTW - DCA
1 stop3h 55mSouthwest
Deal found 8/14$157
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/47:33 amDCA - DTW
Nonstop1h 42mAmerican Airlines
Sat 9/69:18 amDTW - DCA
Nonstop1h 41mAmerican Airlines
Deal found 8/14$163
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/47:33 amDCA - DTW
Nonstop1h 42mAmerican Airlines
Thu 9/45:31 pmDTW - DCA
Nonstop1h 44mAmerican Airlines
Deal found 8/14$167
This Gotogate deal was found by Cheapflights users on 8/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/61:00 pmDCA - DTW
1 stop10h 58mFrontier
Sun 9/76:10 amDTW - DCA
1 stop30h 00mFrontier
Deal found 8/15$172
This CheapOair deal was found by Cheapflights users on 8/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/31:00 pmDCA - DTW
1 stop11h 46mFrontier
Sun 10/56:10 amDTW - DCA
1 stop30h 00mFrontier
Deal found 8/16$173
This Priceline deal was found by Cheapflights users on 8/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/51:00 pmDCA - DTW
1 stop11h 46mFrontier
Sat 9/68:00 amDTW - DCA
1 stop8h 59mFrontier
Deal found 8/14$174
This Southwest deal was found by Cheapflights users on 8/13. 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 9/106:00 amDCA - DTW
1 stop6h 30mSouthwest
Tue 9/167:10 pmDTW - DCA
1 stop4h 00mSouthwest
Deal found 8/13$175
This American Airlines deal was found by Cheapflights users on 8/15. 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 10/237:33 amDCA - DTW
Nonstop1h 44mAmerican Airlines
Mon 10/276:15 amDTW - DCA
Nonstop1h 30mAmerican Airlines
Deal found 8/15$177
This American Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 8/308:17 pmDCA - DTW
Nonstop1h 45mAmerican Airlines
Sun 8/316:00 amDTW - DCA
Nonstop1h 39mAmerican Airlines
Deal found 8/15$179
This Southwest deal was found by Cheapflights users on 8/13. 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 9/103:35 pmDCA - DTW
1 stop5h 50mSouthwest
Wed 9/177:10 amDTW - DCA
2 stops7h 15mSouthwest
Deal found 8/13$180
This Southwest deal was found by Cheapflights users on 8/14. 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 9/46:05 amDCA - DTW
2 stops9h 25mSouthwest
Sat 9/61:20 pmDTW - DCA
1 stop5h 00mSouthwest
Deal found 8/14$182

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 August 16, 2025.
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

Reagan-National

Fly to

Detroit

Route

Depart

Return

Price

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 9/4

6:00 am-11:45 am

1 stop5h 45m

Detroit Metropolitan Wayne County

Thu 9/4

7:30 pm-11:25 pm

1 stop3h 55m

$157

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 9/4

7:33 am-9:15 am

Nonstop1h 42m

Detroit Metropolitan Wayne County

Sat 9/6

9:18 am-10:59 am

Nonstop1h 41m

$163

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 9/4

7:33 am-9:15 am

Nonstop1h 42m

Detroit Metropolitan Wayne County

Thu 9/4

5:31 pm-7:15 pm

Nonstop1h 44m

$167

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Sat 9/6

7:00 am-11:58 pm

1 stop16h 58m

Detroit Metropolitan Wayne County

Sun 9/7

6:10 am-12:10 pm

1 stop30h 00m

$172

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Wed 9/3

7:00 am-10:54 am

1 stop27h 54m

Detroit Metropolitan Wayne County

Sun 9/7

6:10 am-12:10 pm

1 stop30h 00m

$172

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Fri 9/5

6:00 pm-11:58 pm

1 stop29h 58m

Detroit Metropolitan Wayne County

Sun 9/7

6:10 am-12:10 pm

1 stop30h 00m

$173

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Sat 9/13

1:00 pm-11:58 pm

1 stop10h 58m

Detroit Metropolitan Wayne County

Sun 9/14

6:10 am-12:10 pm

1 stop30h 00m

$173

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Thu 10/2

6:00 pm-12:46 am

1 stop30h 46m

Detroit Metropolitan Wayne County

Sun 10/5

6:10 am-12:10 pm

1 stop30h 00m

$173

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Fri 9/5

6:00 pm-11:58 pm

1 stop29h 58m

Detroit Metropolitan Wayne County

Mon 9/8

6:10 am-9:59 pm

1 stop15h 49m

$173

Washington, D.C.Detroit

DCA - DTW

DCADTW

Washington, D.C. Reagan-National

Sat 9/20

7:00 am-11:04 am

1 stop28h 04m

Detroit Metropolitan Wayne County

Mon 9/22

6:10 am-9:59 pm

1 stop15h 49m

$173

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 14 results
1
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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

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

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Detroit. Price data was last updated on August 8, 2025.

Booking 24 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 month to book a flight from Washington, D.C. Reagan-National Airport to Detroit?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Detroit (average of $257). Flying from Washington, D.C. Reagan-National Airport to Detroit in March is currently the most expensive (average of $305). 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 August 16, 2025.

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 24% versus a flight in the afternoon.

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 August 10, 2025.

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Detroit flight should consider departing on Wednesday evenings 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.

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 August 16, 2025.

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 (8 on average).

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 August 16, 2025.
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
8.0
Very good
7,985 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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
7,985 reviews
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,985 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

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

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 19 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 4 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.

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

    Frontier, at $84, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Detroit.Alternate airlines to your destination round-trip include Southwest and Delta. Frontier is currently priced 71% 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?

    $87 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and American Airlines, with prices starting from $88 and $89, 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 Korean Air (92%), Aeromexico (90%) and WestJet (80%).

  • 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 $595, our data indicates the cheapest price to be $88. The most popular route (Washington, D.C. Reagan-National - Detroit Metropolitan Wayne County), is priced around $157.

  • 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, April is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Detroit (average of $257). Flying from Washington, D.C. Reagan-National Airport to Detroit in March is currently the most expensive (average of $305). 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

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Alternative routes for Reagan-National to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to O'Hare Intl flights
Dulles Intl to O'Hare Intl flights
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Dulles Intl to Pellston flights
Dulles Intl to Flint flights
Dulles Intl to Kalamazoo flights
Baltimore to Lansing flights
Dulles Intl to Bay City flights
Reagan-National to Pellston flights
Reagan-National to Marquette flights
Dulles Intl to Marquette flights
Baltimore to Marquette flights
Reagan-National to Bay City flights
Baltimore to Hancock flights
Baltimore to Bay City flights
Dulles Intl to Hancock flights
Baltimore to Pellston flights
Reagan-National to Hancock flights
Reagan-National to Kalamazoo flights
Dulles Intl to Sault Ste. Marie flights
Reagan-National to Alpena flights
Reagan-National to Iron Mountain flights
Dulles Intl to Iron Mountain flights
Reagan-National to Sault Ste. Marie flights
Baltimore to Sault Ste. Marie flights
Dulles Intl to Muskegon flights
Reagan-National to Muskegon flights
Baltimore to Escanaba flights
Baltimore to Muskegon flights
Baltimore to Iron Mountain flights

Top 4 airlines flying from Reagan-National to Detroit

Discover the top 4 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 August 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$120FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$129Average$378FlexibilityNo cancel feeOn-time63%
DeltaCheapest$181Average$279FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$181Average$304FlexibilityNo cancel feeOn-time71%

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