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Cheap flights from Detroit to Washington, D.C. from $108

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Washington, D.C. departing on 4/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:40 pm - 4:15 pm
DTW
-
IAD
1h 35mnonstop
United Airlines Logo
10:10 pm - 11:57 pm
IAD
-
DTW
1h 47mnonstop
$189United Airlines
Tue, Mar 10 - Sun, Mar 22
Frontier Logo
5:07 pm - 12:31 am
DTW
-
IAD
7h 24m
1 stop
Frontier Logo
6:20 am - 4:12 pm
IAD
-
DTW
9h 52m
1 stop
$190Frontier
Tue, Mar 10 - Wed, Mar 11
Multiple Airlines Logo
10:10 am - 4:43 pm
DTW
-
IAD
6h 33m
1 stop
Multiple Airlines Logo
7:14 pm - 9:05 pm
IAD
-
DTW
25h 51m
2 stops
$193Multiple Airlines
Thu, Feb 26 - Sun, Mar 1
Frontier Logo
5:15 pm - 12:31 am
DTW
-
IAD
7h 16m
1 stop
Frontier Logo
7:00 am - 4:12 pm
IAD
-
DTW
9h 12m
1 stop
$194Frontier
Mon, Mar 9 - Tue, Mar 10
Multiple Airlines Logo
10:59 pm - 4:24 pm
DTW
-
IAD
17h 25m
2 stops
Multiple Airlines Logo
5:39 pm - 8:07 am
IAD
-
DTW
14h 28m
1 stop
$195Multiple Airlines
Thu, Feb 26 - Sun, Mar 1
Multiple Airlines Logo
10:59 pm - 12:31 am
DTW
-
IAD
25h 32m
2 stops
Multiple Airlines Logo
6:20 am - 8:37 am
IAD
-
DTW
26h 17m
1 stop
$196Multiple Airlines
Fri, Mar 6 - Fri, Mar 20
Frontier Logo
10:00 pm - 9:34 am
DTW
-
IAD
11h 34m
1 stop
Frontier Logo
11:41 am - 9:05 pm
IAD
-
DTW
9h 24m
1 stop
$199Frontier
Fri, Feb 27 - Mon, Mar 2
Frontier Logo
10:29 pm - 9:34 am
DTW
-
IAD
11h 05m
1 stop
Frontier Logo
5:39 pm - 8:07 am
IAD
-
DTW
14h 28m
1 stop
$200Frontier
Fri, Feb 20 - Sun, Feb 22
Frontier Logo
10:00 pm - 9:34 am
DTW
-
IAD
11h 34m
1 stop
Frontier Logo
11:15 am - 8:07 am
IAD
-
DTW
20h 52m
1 stop
$201Frontier
Fri, Feb 27 - Sun, Mar 1
Multiple Airlines Logo
6:10 pm - 10:33 am
DTW
-
IAD
16h 23m
2 stops
Multiple Airlines Logo
11:29 am - 9:18 pm
IAD
-
DTW
9h 49m
1 stop
$202Multiple Airlines
Wed, Feb 18 - Fri, Feb 20

Delta flights from Detroit to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Detroit to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Feb 19
DTW9:35 pmDetroit Metropolitan Wayne County
1h 34m
IAD11:09 pmWashington, D.C. Dulles Intl
Feb 21
IAD6:00 amWashington, D.C. Dulles Intl
1h 48m
DTW7:48 amDetroit Metropolitan Wayne County
$215
Delta
Feb 14
DTW9:35 pmDetroit Metropolitan Wayne County
1h 34m
IAD11:09 pmWashington, D.C. Dulles Intl
Feb 18
IAD6:00 amWashington, D.C. Dulles Intl
1h 48m
DTW7:48 amDetroit Metropolitan Wayne County
$227
Delta
Mar 10
DTW7:46 pmDetroit Metropolitan Wayne County
4h 41m
1 stop
IAD12:27 amWashington, D.C. Dulles Intl
Mar 14
IAD6:00 amWashington, D.C. Dulles Intl
1h 43m
DTW7:43 amDetroit Metropolitan Wayne County
$229

United Airlines flights from Detroit to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Detroit to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Mar 10
DTW2:40 pmDetroit Metropolitan Wayne County
1h 35m
IAD4:15 pmWashington, D.C. Dulles Intl
Mar 22
IAD10:10 pmWashington, D.C. Dulles Intl
1h 47m
DTW11:57 pmDetroit Metropolitan Wayne County
$189
United Airlines
Feb 22
DTW7:36 pmDetroit Metropolitan Wayne County
1h 37m
IAD9:13 pmWashington, D.C. Dulles Intl
May 23
IAD12:35 pmWashington, D.C. Dulles Intl
1h 39m
DTW2:14 pmDetroit Metropolitan Wayne County
$204
United Airlines
Feb 12
DTW2:40 pmDetroit Metropolitan Wayne County
1h 35m
IAD4:15 pmWashington, D.C. Dulles Intl
Feb 16
IAD5:10 pmWashington, D.C. Dulles Intl
1h 45m
DTW6:55 pmDetroit Metropolitan Wayne County
$219

momondo Fare Finder

 
Customize your flight search to find flights from Detroit to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Detroit to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Tue 3/10

2:40 pm-4:15 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sun 3/22

10:10 pm-11:57 pm

Nonstop1h 47m

$189

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Tue 3/10

5:07 pm-12:31 am

1 stop7h 24m

Washington, D.C. Dulles Intl

Wed 3/11

6:20 am-4:12 pm

1 stop9h 52m

$190

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Thu 2/26

10:10 am-4:43 pm

1 stop6h 33m

Washington, D.C. Dulles Intl

Sun 3/1

7:14 pm-9:05 pm

2 stops25h 51m

$193

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Mon 3/9

5:15 pm-12:31 am

1 stop7h 16m

Washington, D.C. Dulles Intl

Tue 3/10

7:00 am-4:12 pm

1 stop9h 12m

$194

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Thu 2/26

10:59 pm-4:24 pm

2 stops17h 25m

Washington, D.C. Dulles Intl

Sun 3/1

5:39 pm-8:07 am

1 stop14h 28m

$195

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Fri 3/6

10:59 pm-12:31 am

2 stops25h 32m

Washington, D.C. Dulles Intl

Fri 3/20

6:20 am-8:37 am

1 stop26h 17m

$196

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Fri 2/27

10:00 pm-9:34 am

1 stop11h 34m

Washington, D.C. Dulles Intl

Mon 3/2

11:41 am-9:05 pm

1 stop9h 24m

$199

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Fri 2/20

10:29 pm-9:34 am

1 stop11h 05m

Washington, D.C. Dulles Intl

Sun 2/22

5:39 pm-8:07 am

1 stop14h 28m

$200

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Fri 2/27

10:00 pm-9:34 am

1 stop11h 34m

Washington, D.C. Dulles Intl

Sun 3/1

11:15 am-8:07 am

1 stop20h 52m

$201

DetroitWashington, D.C.

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

Wed 2/18

6:10 pm-10:33 am

2 stops16h 23m

Washington, D.C. Dulles Intl

Fri 2/20

11:29 am-9:18 pm

1 stop9h 49m

$202

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Detroit to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Detroit and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, July is the cheapest month to fly from Detroit to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $199. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $218.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $386. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Detroit to Washington, D.C. Dulles Intl Airport for around $705.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Detroit in the morning is the least expensive time of day to depart. momondo users have found prices as low as $417 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $735 on average. Flights to Washington, D.C. Dulles Intl Airport from Detroit at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Detroit to Washington, D.C. Dulles Intl flight route?

Fly from Detroit Metropolitan Wayne County to Washington, D.C. Dulles Intl for the best Detroit - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $248 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Detroit for as low as $196 on momondo.

What cabin class options are available on Detroit to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Detroit to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Detroit to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Detroit to Washington, D.C. Dulles Intl Airport flight.

How have Detroit to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of January 2026, prices for Detroit to Washington, D.C. Dulles Intl Airport flights are approximately 46% more expensive when compared to flights at the same time last year.

When to book flights from Detroit to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Washington, D.C. Dulles Intl Airport (DTT to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Washington, D.C. Dulles Intl Airport

Best Price Found

$216

Fastest flight time

1h 29m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Detroit in the past 72 hours is $216. The best round-trip flight deal from Detroit to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $328.
The fastest flight from Detroit to Washington, D.C. Dulles Intl Airport takes 1h 29m
Direct flights go from Detroit to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is Detroit to Washington, D.C. Dulles Intl by plane?

    There are 375.3 mi between Detroit and Washington, D.C. Dulles Intl. 1h 29m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Detroit to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Detroit to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Detroit to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Detroit to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Detroit to Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Detroit to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Detroit to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Detroit to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $98Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
DeltaPriceFrom $159Free CancellationRating
7.9
8,127 reviews
Search Delta flights
United AirlinesPriceFrom $184Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights

  • Delta Flights From Detroit to Washington, D.C. Dulles Intl Airport

    Delta operates around 14 flights from Detroit to Washington, D.C. Dulles Intl Airport every week. The average price of these flights found in the last 72 hours has been $250, but momondo users have found Delta deals from Detroit to Washington, D.C. Dulles Intl Airport from as low as $159 round-trip. Delta has been scored 7.9/10 in 8,127 reviews.

  • United Airlines Flights From Detroit to Washington, D.C. Dulles Intl Airport

    United Airlines is also a popular choice for this route. United Airlines flight deals for Detroit to Washington, D.C. Dulles Intl Airport start from as low as $184 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $254. United Airlines operates 9 flights to Washington, D.C. Dulles Intl Airport from Detroit in an average week. Users have rated it 7.4/10 across 9,215 reviews.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Detroit to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Detroit to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Detroit on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Detroit to Washington, D.C.?

Once you have performed a search for Detroit to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Detroit to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Detroit and alert you when they change.

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