$90 Cheap Flights from Detroit (DTW) to Washington (DCA)

View $90 flight on Sat, May 9, 2026Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Ronald Reagan Washington National Airport (DCA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Detroit to Washington (DTW-DCA)

Prices were available within the past 7 days and start at $90 for one-way flights and $180 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, May 7 - Sat, May 9
DTW
Detroit
DCA
Washington
$180 Roundtrip, just found
$180
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, May 7 from Detroit to Washington, returning Sat, May 9, priced at $180 just found
Frontier Airlines
Thu, May 7 - Sat, May 16
DTW
Detroit
DCA
Washington
$190 Roundtrip, found 12 hours ago
$190
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Thu, May 7 from Detroit to Washington, returning Sat, May 16, priced at $190 found 12 hours ago
Frontier Airlines
Tue, May 12 - Sat, May 16
DTW
Detroit
DCA
Washington
$196 Roundtrip, just found
$196
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, May 12 from Detroit to Washington, returning Sat, May 16, priced at $196 just found
American Airlines
Wed, May 13 - Tue, May 19
DTW
Detroit
DCA
Washington
$197 Roundtrip, found 12 hours ago
$197
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Wed, May 13 from Detroit to Washington, returning Tue, May 19, priced at $197 found 12 hours ago
Southwest Airlines
Wed, May 13 - Sat, May 16
DTW
Detroit
DCA
Washington
$199 Roundtrip, found 1 hour ago
$199
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Wed, May 13 from Detroit to Washington, returning Sat, May 16, priced at $199 found 1 hour ago
Frontier Airlines
Thu, May 7 - Sat, May 9
DTW
Detroit
DCA
Washington
$201 Roundtrip, just found
$201
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, May 7 from Detroit to Washington, returning Sat, May 9, priced at $201 just found
Southwest Airlines
Tue, May 12 - Sat, May 16
DTW
Detroit
DCA
Washington
$204 Roundtrip, just found
$204
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, May 12 from Detroit to Washington, returning Sat, May 16, priced at $204 just found
Frontier Airlines
Sun, May 10 - Wed, May 13
DTW
Detroit
DCA
Washington
$204 Roundtrip, found 1 hour ago
$204
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sun, May 10 from Detroit to Washington, returning Wed, May 13, priced at $204 found 1 hour ago
Delta
Tue, May 12 - Sat, May 16
DTW
Detroit
DCA
Washington
$225 Roundtrip, just found
$225
Roundtrip
just found
Select Delta flight, departing Tue, May 12 from Detroit to Washington, returning Sat, May 16, priced at $225 just found
JetBlue Airways
Tue, Jun 2 - Wed, Jun 10
DTW
Detroit
DCA
Washington
$347 Roundtrip, found 14 hours ago
$347
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Tue, Jun 2 from Detroit to Washington, returning Wed, Jun 10, priced at $347 found 14 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Cheapest option available. Average driving time to city center is 40 minutes. Flights from $236
BWI
Baltimore Washington Intl. Thurgood Marshall
Cheapest
Average driving time to city center40 min
Flights from $236
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 36 minutes. Flights from $246
IAD
Washington Dulles Intl.
Average driving time to city center36 min
Flights from $246

Find the cheapest month to fly from Detroit (DTW) to Washington (DCA)

September is typically the cheapest month to fly

From $129 - $202 per traveler.

Frequently asked questions

How much does a flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find cheap one-way flights from $90 and cheap return flights from $180 Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) with Expedia. One-way flights generally range between $155 and $737, and roundtrip flights usually range from $260 to $884. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
September is the cheapest month to fly from Detroit, MI (DTW) to Washington, DC (DCA), with average round-trip fares around $268. This is about 8% lower than the average price throughout the year, likely due to reduced travel after the summer season. Other budget-friendly months include October and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
There are 2 airlines offering direct flights from DTW to DCA:

  • Delta operates around 34 direct flights from DTW to DCA every week
  • American Airlines operates around 32 direct flights from DTW to DCA every week

How do I find cheap flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best airline to fly with from Detroit, MI (DTW) to Washington, DC (DCA) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, American Airlines typically offers the lowest fares. Delta offers the most daily flights from DTW to DCA, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
For flights from Detroit, MI (DTW) to Washington, DC (DCA), September and October are the best months to fly. September offers an average price of about $268 for a return flight, making it an economical choice. October is also popular, ensuring you have plenty of flight options while enjoying the fall scenery.*Prices based on flights available on Expedia in the last year.
How many flights per day from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
You can find approximately 9 nonstop flights per day from Detroit Metropolitan Wayne County (DTW) to Ronald Reagan Washington National (DCA). For more options, look at flights that include layovers.
What is the earliest flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) typically departs at around 5:00 AM, operated by American Airlines. This seasonal service is available in March, giving you a chance to start your day early in the nation's capital. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from Detroit (DTW) to Washington, DC (DCA) are in the morning, from 6am to 9am. About 27% of passengers prefer this time window. Many major carriers, including United Airlines, American Airlines, and Delta Airlines, offer flights during this window. This timing is popular because it allows you to maximize your day in the capital.
How long does it take to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
A nonstop flight from DTW to DCA typically takes around 1 hour 50 minutes, covering approximately 405 miles. Connecting flights on this route usually add 4 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
First class seats are offered on the DTW to DCA route. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How much is a business class flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
A direct, return business class ticket from Detroit, MI (DTW) to Washington, DC (DCA) typically costs between $846 - $1,290. A non-stop, one-way business class flight is usually around $365 - $525. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Detroit Metropolitan Wayne County (DTW)?
From Detroit Metropolitan Wayne County (DTW), you can fly into Ronald Reagan Washington National (DCA) and Washington Dulles Intl. (IAD) in Washington. Some flights may connect through major hubs like O'Hare Intl. (ORD), Nashville Intl. (BNA), Midway Intl. (MDW) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) Washington Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (DCA-Ronald Reagan Washington National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$180
Distance
404 mi
Average flight time
1 hour 37 mins

Book with confidence

Detroit to Washington Flights

The cheapest times to fly from Detroit to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Detroit to Washington are during the month of May. You can find some of the cheapest flights from Detroit to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Detroit to Washington

Sunday is one of the best days to book for cheap flights from Detroit to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Detroit to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Detroit to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $90 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Detroit to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Detroit to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Detroit to Washington Flights

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.