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Cheap flights from Detroit to Washington, D.C. from C$ 151

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — WAS
14 Sep — 21 Sep1
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 Friday or Saturday and return on a Tuesday

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 15 August 2026.

Thu 8/109:34 p.m. -
Nonstop1h 33m
Mon 12/106:10 a.m. -
Nonstop1h 35m
Deal found 14/8C$ 218
Mon 28/97:30 p.m. -
1 stop4h 25m
Mon 5/103:25 p.m. -
1 stop6h 55m
Deal found 14/8C$ 243
Sat 26/96:35 a.m. -
2 stops8h 25m
Mon 28/91:30 p.m. -
1 stop5h 05m
Deal found 14/8C$ 250
Fri 4/99:30 p.m. -
Nonstop1h 29m
Tue 8/99:40 a.m. -
Nonstop1h 31m
Deal found 14/8C$ 251
Tue 6/107:00 a.m. -
2 stops8h 20m
Tue 13/1012:20 p.m. -
2 stops7h 45m
Deal found 14/8C$ 257
Wed 23/98:45 a.m. -
1 stop7h 00m
Sat 26/96:10 a.m. -
2 stops12h 50m
Deal found 14/8C$ 258
Sat 5/99:30 p.m. -
Nonstop1h 29m
Sun 6/99:39 a.m. -
Nonstop1h 30m
Deal found 11/8C$ 260
Wed 9/96:25 a.m. -
1 stop5h 00m
Wed 9/93:50 p.m. -
1 stop5h 45m
Deal found 11/8C$ 261
Sat 12/91:20 p.m. -
2 stops6h 45m
Mon 14/99:10 a.m. -
1 stop6h 00m
Deal found 12/8C$ 268
Fri 11/97:05 a.m. -
Nonstop1h 30m
Mon 14/97:25 p.m. -
Nonstop1h 32m
Deal found 13/8C$ 272
Sun 6/97:20 a.m. -
1 stop5h 20m
Mon 14/99:10 a.m. -
1 stop6h 00m
Deal found 12/8C$ 274
Sat 12/91:20 p.m. -
2 stops6h 45m
Tue 15/96:05 a.m. -
2 stops7h 35m
Deal found 12/8C$ 275

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 15 August 2026.

Round-trip from

C$ 218

One-way from

C$ 151

Popular in

July

Cheapest in

September

Average price

C$ 310

Good round-trip deal

C$ 164 or less

Good one-way deal

C$ 366 or less
Delta
  • Delta
  • 8/10-12/10
  • Nonstop
  • 3h 08m total
  • Detroit to Washington, D.C.
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Southwest
  • Southwest
  • 11/9
  • 2 total stops
  • 7h 50m total
  • Detroit to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 17 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Detroit (DTT) to Washington, D.C. (WAS).
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Price to beat on a one-way flight from Detroit (DTT) to Washington, D.C. (WAS).
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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 15 August 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

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Fri 18/9

5:00 p.m.-6:37 p.m.

Nonstop1h 37m

Washington, D.C. Reagan-National

Tue 22/9

7:25 p.m.-8:57 p.m.

Nonstop1h 32m

C$ 251

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Thu 24/9

1:20 p.m.-7:50 p.m.

1 stop6h 30m

Washington, D.C. Reagan-National

Sat 26/9

6:10 a.m.-10:15 a.m.

1 stop4h 05m

C$ 261

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Tue 20/10

7:00 a.m.-2:30 p.m.

2 stops7h 30m

Washington, D.C. Reagan-National

Sat 24/10

6:55 a.m.-11:00 a.m.

1 stop4h 05m

C$ 268

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Fri 13/11

6:50 a.m.-11:15 a.m.

1 stop4h 25m

Washington, D.C. Reagan-National

Mon 16/11

1:00 p.m.-6:00 p.m.

1 stop5h 00m

C$ 278
Quickest round-trip

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Thu 17/9

9:35 p.m.-11:02 p.m.

Nonstop1h 27m

Washington, D.C. Reagan-National

Mon 21/9

7:25 p.m.-8:57 p.m.

Nonstop1h 32m

C$ 285

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Fri 23/10

6:46 p.m.-11:47 p.m.

1 stop5h 01m

Washington, D.C. Reagan-National

Mon 26/10

7:35 p.m.-9:11 p.m.

Nonstop1h 36m

C$ 336

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Tue 20/10

4:20 p.m.-9:49 p.m.

1 stop5h 29m

Washington, D.C. Reagan-National

Sat 24/10

9:32 a.m.-11:04 a.m.

Nonstop1h 32m

C$ 336

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Mon 31/8

7:05 a.m.-8:36 a.m.

Nonstop1h 31m

Washington, D.C. Reagan-National

Mon 14/9

7:25 p.m.-8:57 p.m.

Nonstop1h 32m

C$ 343

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Fri 2/10

7:05 a.m.-8:35 a.m.

Nonstop1h 30m

Washington, D.C. Reagan-National

Sun 4/10

6:10 a.m.-7:40 a.m.

Nonstop1h 30m

C$ 360

DetroitWashington, D.C.

DTW Detroit Metropolitan Wayne County - DCA Washington, D.C. Reagan-National

DTWDCA

Detroit Metropolitan Wayne County

Fri 28/8

2:40 p.m.-10:30 p.m.

2 stops7h 50m

Washington, D.C. Reagan-National

Mon 31/8

1:30 p.m.-6:35 p.m.

1 stop5h 05m

C$ 365

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/8

Showing 1-10 of 21 resultsSorted by cheapest first
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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.

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

Currently, September is the cheapest month in which you can book a flight from Detroit to Washington, D.C. (average of C$ 328). Flying from Detroit to Washington, D.C. in June is currently the most expensive (average of C$ 454). 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 15 August 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 24% versus a flight in the afternoon.

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 15 August 2026.

The most flights from DTT to WAS are scheduled on a Friday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

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

Airfare is below average for this route at the moment.
Detroit to Washington, D.C. flights typically cost between C$ 251 and C$ 414 in October.
The cheapest round-trip price found within the last 5 days was C$ 218 on Delta (8 Oct-12 Oct).

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 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 8 August 2026.

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

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 38 flights from All airports to Washington, D.C. per day from 2 different airlines.

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

    For as low as C$ 251, Delta can have you in Washington, D.C. from Detroit in 1h 37m. 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 is the cheapest airline to fly from Detroit to Washington, D.C. round-trip?

    According to our current data, American Airlines (C$ 263), offers the cheapest pricing from Detroit to Washington, D.C.. American Airlines is 22% 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 Republic Airways (95%), ANA (88%) or Copa Airlines (86%) 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$ 870, our data indicates the cheapest price to be C$ 272. The most popular route (Detroit Metropolitan Wayne County - Washington, D.C. Reagan-National), is priced around C$ 281.

  • 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, September is the cheapest month in which you can book a flight from Detroit to Washington, D.C. (average of C$ 328). Flying from Detroit to Washington, D.C. in June is currently the most expensive (average of C$ 454). 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
Alexandria
Hanover
Oxon Hill
Gaithersburg
Reston
Herndon
Ellicott City
Arlington
Fredericksburg
Rockville

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Detroit to Washington, D.C.

Discover the top 2 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 15 August 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 117AverageC$ 271FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapestC$ 263AverageC$ 346FlexibilityNo 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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