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Cheap flights from Detroit to Washington, D.C. from C$ 149

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — WAS
8 Jun — 15 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Detroit All airports to Washington, D.C. are usually found in September or January, booked 33 days in advance, depart on a Saturday or Friday and return on a Monday

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

Enter your travel dates to find the best prices.

Cheapest flights from Detroit to Washington, D.C.
Explore the most affordable flight options available from Detroit to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 May 2026.

Tue 2/69:26 p.m.
DTW
-
DCA
Nonstop1h 33m
Delta
Tue 9/69:39 a.m.
DCA
-
DTW
Nonstop1h 36m
Delta
Deal found 5/5C$ 286
Mon 1/69:26 p.m.
DTW
-
DCA
Nonstop1h 33m
Delta
Mon 8/67:59 p.m.
DCA
-
DTW
Nonstop1h 40m
Delta
Deal found 4/5C$ 291
Tue 9/67:50 p.m.
DTW
-
DCA
1 stop3h 55m
Southwest
Tue 30/61:00 p.m.
DCA
-
DTW
1 stop6h 30m
Southwest
Deal found 4/5C$ 297
Wed 8/77:05 a.m.
DTW
-
DCA
Nonstop1h 35m
Delta
Tue 14/77:59 p.m.
DCA
-
DTW
Nonstop1h 46m
Delta
Deal found 6/5C$ 299
Wed 5/81:19 p.m.
DTW
-
DCA
1 stop23h 32m
Frontier
Sun 9/86:00 p.m.
DCA
-
DTW
1 stop18h 34m
Frontier
Deal found 6/5C$ 302
Wed 3/610:00 a.m.
DTW
-
DCA
Nonstop1h 32m
Delta
Sun 7/66:00 a.m.
DCA
-
DTW
Nonstop1h 30m
Delta
Deal found 4/5C$ 305
Sun 24/58:05 a.m.
DTW
-
DCA
1 stop8h 54m
Frontier
Tue 26/57:00 a.m.
DCA
-
DTW
1 stop29h 35m
Frontier
Deal found 5/5C$ 309
Wed 3/612:40 p.m.
DTW
-
DCA
1 stop5h 40m
Southwest
Wed 10/66:00 a.m.
DCA
-
DTW
1 stop4h 00m
Southwest
Deal found 8/5C$ 313
Wed 10/66:30 p.m.
DTW
-
DCA
1 stop4h 25m
Southwest
Tue 16/611:45 a.m.
DCA
-
DTW
2 stops6h 10m
Southwest
Deal found 7/5C$ 314
Sat 6/68:55 a.m.
DTW
-
DCA
1 stop4h 55m
Southwest
Tue 9/69:30 a.m.
DCA
-
DTW
1 stop5h 35m
Southwest
Deal found 6/5C$ 316

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

Discover tips and strategies to find the most affordable flight options for your journey from Detroit (DTT) to Washington, D.C. (WAS). 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 9 May 2026.

Round-trip from

C$ 286

One-way from

C$ 149

Popular in

March

Cheapest in

September

Average price

C$ 318

Good round-trip deal

C$ 297 or less
Delta
  • Delta
  • 2/6-9/6
  • Nonstop
  • 3h 09m total
  • Detroit to Washington, D.C.
Search Deals
Southwest
  • Southwest
  • 27/5
  • 1 total stop
  • 5h 30m total
  • Detroit to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Detroit (DTT) to Washington, D.C. (WAS).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Washington, D.C. 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 629,999 searches. Data last updated 9 May 2026.
Use the filters below to find and compare flights from Detroit to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Wed 15/7

9:24 p.m.-10:59 p.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Sun 19/7

6:00 a.m.-7:29 a.m.

Nonstop1h 29m

C$ 313

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Mon 8/6

9:24 p.m.-10:59 p.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Mon 15/6

6:25 p.m.-12:59 a.m.

1 stop6h 34m

C$ 329

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Wed 20/5

5:26 p.m.-6:59 p.m.

Nonstop1h 33m

Washington, D.C. Reagan-National

Thu 28/5

6:05 a.m.-7:38 a.m.

Nonstop1h 33m

C$ 336

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Tue 7/7

6:30 p.m.-10:55 p.m.

1 stop4h 25m

Washington, D.C. Reagan-National

Thu 9/7

6:55 p.m.-12:05 a.m.

1 stop5h 10m

C$ 340

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Wed 5/8

8:45 a.m.-2:00 p.m.

1 stop5h 15m

Washington, D.C. Reagan-National

Fri 7/8

4:30 p.m.-10:05 p.m.

1 stop5h 35m

C$ 340

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Fri 12/6

9:24 p.m.-10:59 p.m.

Nonstop1h 35m

Washington, D.C. Reagan-National

Mon 15/6

6:00 a.m.-7:30 a.m.

Nonstop1h 30m

C$ 340

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Tue 4/8

7:05 p.m.-11:05 p.m.

1 stop4h 00m

Washington, D.C. Reagan-National

Fri 7/8

3:30 p.m.-10:05 p.m.

2 stops6h 35m

C$ 347

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Fri 18/9

7:05 a.m.-8:37 a.m.

Nonstop1h 32m

Washington, D.C. Reagan-National

Sun 20/9

6:00 a.m.-7:35 a.m.

Nonstop1h 35m

C$ 354
Cheapest one-way

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Thu 28/5

1:00 p.m.-7:55 p.m.

1 stop6h 55m

C$ 160
Quickest one-way

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

Mon 27/7

6:55 a.m.-11:25 a.m.

1 stop4h 30m

C$ 185

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
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Best time to book a flight from Detroit to Washington, D.C.

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

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

The price you pay for your flight from Detroit to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Detroit to Washington, D.C. (average of C$ 34). Flying from Detroit to Washington, D.C. in November is currently the most expensive (average of C$ 671). 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 WAS?

Find hourly flight availability from Detroit to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 May 2026.

When flying from Detroit to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 26% versus a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Detroit to Washington, D.C.. Price data was last updated on 2 May 2026.

Travelers seeking maximum savings on their Detroit to Washington, D.C. flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon 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.

Explore weekly flight availability from Detroit to Washington, D.C.. 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 9 May 2026.

The most flights from DTT to WAS are scheduled on a Friday (46 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (38 on average).

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

Related info for your journey

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

    If you book a flight to Washington, D.C. from Detroit, you will be flying from All airports, which is the city’s only airport. Detroit All airports (DTT) is located 0.9 km from the centre of Detroit. There are 42 flights from All airports to Washington, D.C. per day from 4 different airlines.

  • How long is the flight from Detroit to Washington, D.C.?

    For as low as C$ 329, Delta can have you in Washington, D.C. from Detroit in 1h 35m. The distance from Detroit to Washington, D.C. is about 652 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    According to our current data, Delta (C$ 258), and American Airlines (C$ 259) offers the cheapest pricing from Detroit to Washington, D.C.. Delta is 14% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Consider Sun Country Air (100%), Korean Air (87%) or Copa Airlines (85%) when booking your flight. These represent the most reliable airlines when flying from Detroit to Washington, D.C..

  • What are the cheapest flights from Detroit to Washington, D.C.?

    Looking for the cheapest flight from Detroit to Washington, D.C.? While on average our users pay C$ 1,330, our data indicates the cheapest price to be C$ 1,093. The most popular route (Detroit Metropolitan Wayne County - Washington, D.C. Reagan-National), is priced around C$ 302.

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

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

  • How can I find direct flights from Detroit 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 Detroit to Washington, D.C..

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

    Yes. Cheapflights offers flight deals from Detroit 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 Detroit to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Detroit to Washington, D.C. (average of C$ 34). Flying from Detroit to Washington, D.C. in November is currently the most expensive (average of C$ 671). 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

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Detroit to Washington, D.C.

Discover the top 4 airlines that operate flights from Detroit to Washington, D.C.. 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 629,999 searches. Data last updated 9 May 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 51AverageC$ 180FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapestC$ 64AverageC$ 194FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapestC$ 258AverageC$ 299FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 259AverageC$ 341FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Detroit to Washington, D.C.?

Cheapflights makes it easy to find Detroit to Washington, D.C. flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Detroit to Washington, D.C.?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Detroit to Washington, D.C. for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Detroit to Washington, D.C. with no change fees?

Need flexible booking options for your flight to Washington, D.C. from Detroit? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Detroit to Washington, D.C. become cheaper?

Of course! You can now track prices for flights from Detroit to Washington, D.C. and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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