Cheap flights from Detroit (DTT) to Dulles Intl (IAD) from $87

This is the cheapest one-way flight price, found on 9/21. Prices may vary by date and flight preferences.
DTT — IAD
sep. 26 — oct. 31

How to find the cheapest flight from Detroit (DTT) to Dulles Intl (IAD)

All the information you need to plan the best DTT to IAD flight in 2023: compare Detroit to Dulles Intl flight prices with the expected peak season, weather and rainfall in Dulles Intl.

Popular in

April

Cheapest in

January

Round-trip from

$237

One-way from

$138
High demand for flights, 11% potential price rise
Best time to find cheap flights, 17% potential price drop
From Detroit (DTT) to Washington, D.C. Dulles Intl
One-way flight from Detroit (DTT) to Washington, D.C. Dulles Intl

DTT - WAS

Price

$237 - $375

WAS

Temperature

35.6 - 80.6 °F

WAS

Rainfall

2.6 - 4 inches

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

Find a great deal and save up to 51% by booking at least 30 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Detroit to Washington, D.C. Dulles Intl Airport within the next two weeks, with the cheapest ticket starting at $296.

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

January is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Detroit. Prices for January average $257 per person but you can even find prices for as low as $54. The most expensive prices can be found in the month of November. Opting for a January flight can save you 13% on your journey compared to booking in November

When is the cheapest time to fly from Detroit to Washington, D.C. Dulles Intl Airport (DTT - IAD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Washington, D.C. Dulles Intl Airport as you normally would.

Cheap American Airlines flights from Detroit to Dulles Intl

Check out some of the cheapest American Airlines flights we've come across from Detroit to Washington, D.C.. Deals update often to give you more flight options matching your criteria

Cheap Delta flights from Detroit to Dulles Intl

Have a look at some of the cheapest available Delta flights departing from Detroit and landing in Washington, D.C.. Make sure to examine the flight information before completing your reservation.

Cheap Detroit to Dulles Intl flights in September & October 2023

The best prices found for DTT to IAD flights for September, October
The lowest fares we've come across on flights traveling from Detroit to Washington, D.C. in September and October 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Detroit to Dulles Intl 2023 flight deals

Cheap flights to Dulles Intl from Detroit found for this year
The lowest fares we've come across on flights traveling from Detroit to Washington, D.C. in September and October 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Non-stop flights to Dulles Intl from Detroit

Save time with Detroit to Dulles Intl direct flight deals
Take a look at some of the direct flights traveling from Detroit to Washington, D.C. in the near future. If you're looking for other options for flights from Detroit to Washington, D.C., make sure to update the search form at the top of page.

Detroit to Dulles Intl flights leaving soon

Late deals on return flights to Dulles Intl from Detroit, departing today and this week
Consider one of these great deals we found on last-minute flights from Detroit to Washington, D.C.. Tip: verify your flight details before completing your reservation.

One-way flights to Dulles Intl from Detroit

The cheapest one-way flights from Detroit to Dulles Intl
If you're seeking multiple options on one-way flights from Detroit to Washington, D.C., be sure to check out these deals, which are updated often. Users in need of a round-trip flight from Detroit to Washington, D.C. instead should update the search form at the top of page.

Find flights from Detroit to Dulles Intl within your budget

Use the slider to find flights from Detroit to Dulles Intl that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$148 - $217

Route

Depart

Return

Price

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

sáb. 11/11

Nonstop1h 40m

Washington, D.C. Dulles Intl

jue. 11/16

Nonstop1h 42m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

mié. 10/4

Nonstop1h 37m

Washington, D.C. Dulles Intl

mié. 10/11

Nonstop1h 38m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

sáb. 11/11

Nonstop1h 35m

Washington, D.C. Dulles Intl

dom. 11/19

1 stop5h 20m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

mié. 11/1

1 stop4h 42m

Washington, D.C. Dulles Intl

lun. 11/6

1 stop4h 10m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

jue. 11/9

1 stop4h 55m

Washington, D.C. Dulles Intl

lun. 11/13

1 stop4h 10m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

jue. 1/18

1 stop4h 01m

Washington, D.C. Dulles Intl

dom. 1/21

1 stop5h 31m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

jue. 10/12

Nonstop1h 31m

Washington, D.C. Dulles Intl

lun. 10/16

Nonstop1h 35m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

mié. 10/18

2 stops22h 07m

Washington, D.C. Dulles Intl

dom. 10/22

2 stops21h 16m

Detroit Metropolitan Wayne CountyWashington, D.C. Dulles Intl

DTW - IAD

DTWIAD

Detroit Metropolitan Wayne County

mar. 10/24

1 stop3h 55m

Washington, D.C. Dulles Intl

jue. 10/26

1 stop6h 55m

Flights are sorted by cheapest first

Deals found on 9/19

Reviews of airlines servicing Dulles Intl

Peruse reviews from past customers who have flown with American Airlines, Delta and Southwest from Detroit to Washington, D.C. to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

Delta
7.9
Good
3,018 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

Southwest
7.6
Good
1,517 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

United Airlines
7.4
Good
1,887 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

American Airlines
7.2
Good
2,635 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

Spirit Airlines
6.3
Okay
1,483 reviews
Delta
7.9
Good
3,018 reviews

Crew

8.5

Entertainment

7.8

Overall

7.9

Boarding

8.0

Comfort

7.9

Food

7.2

Reviews

1 / 10

The staff made boarding as easy as possible. Although it was a full flight, everyone was seated in a timely manner and we arrived early.

Related info for your journey

Useful info, stats and facts about Detroit to Dulles Intl flights.

What airport do you fly from for flights from Detroit to Washington, D.C. Dulles Intl?

Most people fly from Detroit All airports (DTT) if they book a flight from Detroit to Washington, D.C. Dulles Intl. On average, All airports has 23 outbound flights to Washington, D.C. Dulles Intl per day from 3 airlines. Detroit All airports is conveniently located just 0.6 mi from Detroit’s city center.

Can I find flights from Detroit to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

Yes, there are multiple flights from Detroit to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on United Airlines for just $148, but on average you can expect to pay $168.

Are there nonstop flights from Detroit to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Detroit to Washington, D.C. Dulles Intl Airport under $200. A good price for a nonstop flight from Detroit to Washington, D.C. Dulles Intl Airport is less than $191.

Are there last-minute flights available from Detroit to Washington, D.C. Dulles Intl Airport for under $200?

There are currently 20+ open flights from Detroit to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $200.

What days are nonstop flights available from Detroit to Washington, D.C. Dulles Intl Airport?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Saturday.

How many flights depart from Detroit to Washington, D.C. Dulles Intl Airport on average per day?

Per day, 7 flights depart from Detroit to Washington, D.C. Dulles Intl Airport on average.
Morning (6am - Noon) - 57% of flight departures
Afternoon (Noon - 6pm) - 43% of flight departures

How long is the flight from Detroit to Washington, D.C. Dulles Intl Airport?

Airlines like United Airlines, American Airlines, and Delta fly from Detroit to Washington, D.C. Dulles Intl Airport in about 1h 31m. The time it takes to get you to your destination can typically vary by up to 3h 11m. There are 385 mi between Detroit and Washington, D.C. Dulles Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

According to our current data, United Airlines ($148), American Airlines ($164), and Delta ($188) offers the cheapest pricing from Detroit to Washington, D.C. Dulles Intl Airport. Users have found that United Airlines is 43% cheaper than the other options available to this destination.

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

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $89. American Airlines flights start at $95 while deals on Delta start at $109 one-way.

What are the most popular airlines that fly from Detroit to Washington, D.C. Dulles Intl Airport?

What are the most reliable airlines from Detroit to Washington, D.C. Dulles Intl Airport?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Detroit to Washington, D.C. Dulles Intl Airport on time: WestJet (85%), Mesa Airlines (85%), Copa Airlines (83%).

What are the cheapest flights from Detroit to Washington, D.C. Dulles Intl Airport?

Looking at all options, your cheapest flight can be booked for $72. While the most popular route (Detroit Metropolitan Wayne County - Washington, D.C. Dulles Intl) can be booked for $168 on average our data indicates $260 when flying from Detroit to Washington, D.C. Dulles Intl Airport.

What does DTW to IAD mean?

This is defined as Detroit Metropolitan Wayne County Airport (DTW) and Washington, D.C. Dulles Intl Airport (IAD). Codes like Washington, D.C. Dulles Intl Airport are often used to just call airports uniquely.

Alternative routes for Detroit to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Detroit to Dulles Intl

The chart below displays the airlines Cheapflights users traveling from Detroit to Dulles Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$116Average$246FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$126Average$270FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$185Average$219FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Hourly flight availability from Detroit to Dulles Intl

See what time of day planes typically take off from Detroit to Dulles Intl
1%of flight departuresEarly morningMidnight to 6 am
14%of flight departuresMorning6 am to noon
43%of flight departuresAfternoonNoon to 6 pm
42%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Detroit to Dulles Intl

See how many times per day planes take to the skies headed from Detroit to Dulles Intl
Sunday25daily flights
Monday24daily flights
Tuesday23daily flights
Wednesday24daily flights
Thursday23daily flights
Friday24daily flights
Saturday22daily flights
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