Washington, D.C.

$45+ Cheap flights from Detroit (DTT) to Washington, D.C. (WAS)

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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — WAS
jul. 8 — jul. 151
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Detroit to Washington, D.C. 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 Detroit All airports to Washington, D.C. are usually found in September or October, booked 71 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap 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 julio 3, 2025.

Round-trip from

$73
(CheapOair)

One-way from

$45
(Kiwi.com)

Popular in

February

Cheapest in

September

Average price

$248

Good round-trip deal

$98 or less

Good one-way deal

$69 or less
From Detroit (DTT) to Washington, D.C. (WAS)
One-way flight from Detroit (DTT) to Washington, D.C. (WAS)
Highest demand for flights based on searches. 9% potential increase in price ($24 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Detroit (DTT) to Washington, D.C. (WAS).
Price to beat on a one-way flight from Detroit (DTT) to Washington, D.C. (WAS).

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

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 julio 3, 2025.

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/58:40 pmDTW - BWI
Nonstop1h 28mSpirit Airlines
lun. 9/82:30 pmBWI - DTW
Nonstop1h 35mSpirit Airlines
Deal found 7/3$70
This Priceline deal was found by Cheapflights users on 6/30. 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.
jue. 7/179:36 amDTW - BWI
1 stop7h 13mMultiple Airlines
sáb. 7/1910:11 pmBWI - DTW
Nonstop1h 30mMultiple Airlines
Deal found 6/30$79
This Frontier deal was found by Cheapflights users on 7/1. 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.
vie. 7/119:42 amDTW - BWI
Nonstop1h 34mFrontier
sáb. 7/1210:28 amBWI - DTW
Nonstop1h 43mFrontier
Deal found 7/1$80
This Priceline deal was found by Cheapflights users on 7/2. 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.
dom. 9/213:42 pmDTW - IAD
1 stop8h 24mFrontier
dom. 9/286:10 amIAD - DTW
1 stop8h 36mFrontier
Deal found 7/2$121
This Priceline deal was found by Cheapflights users on 7/2. 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.
mar. 8/198:00 amDTW - DCA
1 stop8h 59mFrontier
sáb. 8/231:00 pmDCA - DTW
1 stop11h 44mFrontier
Deal found 7/2$128
This Delta deal was found by Cheapflights users on 7/2. 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.
jue. 8/710:00 amDTW - IAD
Nonstop1h 32mDelta
lun. 8/116:00 amIAD - DTW
Nonstop1h 30mDelta
Deal found 7/2$137
This Delta deal was found by Cheapflights users on 7/1. 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.
jue. 8/77:05 amDTW - DCA
Nonstop1h 31mDelta
lun. 8/116:00 amDCA - DTW
Nonstop1h 31mDelta
Deal found 7/1$137
This eDestinos deal was found by Cheapflights users on 7/1. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1110:40 amDTW - IAD
1 stop8h 40mMultiple Airlines
lun. 9/151:41 pmIAD - DTW
1 stop23h 58mMultiple Airlines
Deal found 7/1$147
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/148:55 amDTW - DCA
1 stop7h 20mSouthwest
mar. 8/192:50 pmDCA - DTW
1 stop5h 05mSouthwest
Deal found 7/3$157
This American Airlines deal was found by Cheapflights users on 6/30. 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.
mar. 8/265:24 pmDTW - DCA
Nonstop1h 42mAmerican Airlines
dom. 8/317:44 amDCA - DTW
Nonstop1h 40mAmerican Airlines
Deal found 6/30$158
This United Airlines deal was found by Cheapflights users on 7/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/306:00 amDTW - IAD
Nonstop1h 35mUnited Airlines
dom. 8/318:20 amIAD - DTW
Nonstop1h 37mUnited Airlines
Deal found 7/1$165
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/58:05 amDTW - DCA
1 stop5h 51mJetBlue
dom. 9/76:25 amDCA - DTW
1 stop5h 05mJetBlue
Deal found 7/3$227

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 2,558,603 searches. Data last updated julio 3, 2025.
Use the filters below to find and compare flights from Detroit to Washington, D.C. that are best for you.

Fly from

Detroit

Fly to

Washington, D.C.

Route

Depart

Return

Price

DetroitBaltimore

DTW - BWI

DTWBWI

Detroit Metropolitan Wayne County

vie. 9/5

8:40 pm-10:08 pm

Nonstop1h 28m

Baltimore/Washington

lun. 9/8

2:30 pm-4:05 pm

Nonstop1h 35m

$70

DetroitBaltimore

DTW - BWI

DTWBWI

Detroit Metropolitan Wayne County

jue. 7/17

9:36 am-4:49 pm

1 stop7h 13m

Baltimore/Washington

sáb. 7/19

10:11 pm-11:41 pm

Nonstop1h 30m

$79

DetroitBaltimore

DTW - BWI

DTWBWI

Detroit Metropolitan Wayne County

vie. 7/11

9:42 am-11:16 am

Nonstop1h 34m

Baltimore/Washington

sáb. 7/12

10:28 am-12:11 pm

Nonstop1h 43m

$80

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

dom. 9/21

3:42 pm-12:06 am

1 stop8h 24m

Washington, D.C. Dulles Intl

dom. 9/28

6:10 am-2:46 pm

1 stop8h 36m

$121

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

mar. 8/19

8:00 am-4:59 pm

1 stop8h 59m

Washington, D.C. Reagan-National

sáb. 8/23

1:00 pm-12:44 am

1 stop11h 44m

$128

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

jue. 8/7

10:00 am-11:32 am

Nonstop1h 32m

Washington, D.C. Dulles Intl

lun. 8/11

6:00 am-7:30 am

Nonstop1h 30m

$137

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

jue. 8/7

7:05 am-8:36 am

Nonstop1h 31m

Washington, D.C. Reagan-National

lun. 8/11

6:00 am-7:31 am

Nonstop1h 31m

$137

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

jue. 9/11

10:40 am-7:20 pm

1 stop8h 40m

Washington, D.C. Dulles Intl

lun. 9/15

1:41 pm-1:39 pm

1 stop23h 58m

$147

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

jue. 8/14

8:55 am-4:15 pm

1 stop7h 20m

Washington, D.C. Reagan-National

mar. 8/19

2:50 pm-7:55 pm

1 stop5h 05m

$157

DetroitWashington, D.C.

DTW - DCA

DTWDCA

Detroit Metropolitan Wayne County

mar. 8/26

5:24 pm-7:06 pm

Nonstop1h 42m

Washington, D.C. Reagan-National

dom. 8/31

7:44 am-9:24 am

Nonstop1h 40m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 27 results
1
2
3

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.?

Use this chart to determine the optimal time to book a round-trip flight from Detroit to Washington, D.C.. Price data was last updated on June 27, 2025.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Detroit to Washington, D.C.. 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 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 $309). Flying from Detroit to Washington, D.C. in July is currently the most expensive (average of $345). 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 julio 3, 2025.

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 afternoon, which can drop the price by up to 54% versus a flight at noon.

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 June 29, 2025.

Travelers seeking maximum savings on their Detroit to Washington, D.C. flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday 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 julio 3, 2025.

The most flights from DTT to WAS are scheduled on a Wednesday (48 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (21 on average).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated julio 3, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Detroit to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
8.0
Very good

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Boarding

8.2

Food

7.0

Crew

8.6

Comfort

8.0

Entertainment

7.6

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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.?

    Detroit All airports (DTT), located 0.6 mi from the city center, is the airport you fly out of when you book flights from Detroit to Washington, D.C.. 6 airlines have flights from All airports to Washington, D.C. on a regular basis. Booking flights from Detroit All airports to Washington, D.C. should not be difficult; the airport handles an average of 33 outbound flights to Washington, D.C. per day.

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

    Currently priced at $73, Spirit Airlines will fly you from Detroit to Washington, D.C. and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Delta - these airlines can fly you to your destination from $80 and $137, respectively. Spirit Airlines is 66% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $45. Users have also found prices from $48 and $69 on Frontier and Delta, respectively.

  • What are the most popular routes from Detroit to Washington, D.C.?

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

    No one likes to see their flight delayed. When booking a flight from Detroit to Washington, D.C. consider choosing Republic Airways (90%), ANA (83%) or United Airlines (81%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Detroit to Washington, D.C. is generally $1,701, our data shows the cheapest flight currently is $105. When looking at the most popular route, (Detroit Metropolitan Wayne County - Washington, D.C. Dulles Intl), you can expect to pay $137 for that flight.

  • 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 $309). Flying from Detroit to Washington, D.C. in July is currently the most expensive (average of $345). 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
Arlington
Woodbridge
Alexandria
Tysons
Silver Spring
Fredericksburg
Linthicum Heights
Gaithersburg
Fairfax
Easton
Towson
Waldorf
Laurel
Falls Church
Rockville
Springfield
National Harbor
Manassas
Dundalk
Bowie

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 6 airlines flying from Detroit to Washington, D.C.

Discover the top 6 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 2,558,603 searches. Data last updated julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$42Average$135FlexibilityNo cancel feeOn-time65%
FrontierCheapest$49Average$153FlexibilityNo cancel feeOn-time62%
DeltaCheapest$119Average$260FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$179Average$280FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$182Average$329FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$189Average$343FlexibilityNo cancel feeOn-time69%

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.