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$65+ Cheap flights from Dulles Intl (IAD) to Detroit (DTT)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DTT
Apr 1 — Apr 81
Wed 4/1
Wed 4/8
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Detroit All airports are usually found in January or October, booked 61 days in advance, depart on a Saturday or Friday and return on a Friday

Cheap flight deals from Dulles Intl to Detroit

Cheapest flights from Dulles Intl to Detroit
Explore the most affordable flight options available from Dulles Intl to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 2, 2026.

This United Airlines deal was found by Cheapflights users on 2/27. 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.
Fri 4/2410:13 pm
IAD
-
DTW
Nonstop1h 46m
United Airlines
Mon 4/276:00 am
DTW
-
IAD
Nonstop1h 35m
United Airlines
Deal found 2/27$189
This Kiwi.com deal was found by Cheapflights users on 2/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
IAD
-
DTW
1 stop16h 37m
Multiple Airlines
Wed 4/85:55 pm
DTW
-
IAD
1 stop22h 44m
Multiple Airlines
Deal found 2/26$190
This Kiwi.com deal was found by Cheapflights users on 2/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:00 am
IAD
-
DTW
1 stop15h 37m
Multiple Airlines
Sat 3/215:34 pm
DTW
-
IAD
1 stop6h 57m
Multiple Airlines
Deal found 2/26$193
This Kiwi.com deal was found by Cheapflights users on 2/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:00 am
IAD
-
DTW
1 stop9h 12m
Frontier
Mon 4/2710:27 pm
DTW
-
IAD
2 stops26h 09m
Frontier
Deal found 2/26$194
This Kiwi.com deal was found by Cheapflights users on 2/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:10 am
IAD
-
DTW
1 stop12h 36m
Frontier
Sun 4/1910:09 am
DTW
-
IAD
2 stops21h 18m
Frontier
Deal found 2/28$195
This Kiwi.com deal was found by Cheapflights users on 3/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:10 am
IAD
-
DTW
1 stop12h 36m
Multiple Airlines
Fri 4/171:58 pm
DTW
-
IAD
2 stops10h 38m
Multiple Airlines
Deal found 3/1$197
This United Airlines deal was found by Cheapflights users on 3/1. 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.
Tue 5/1210:05 pm
IAD
-
DTW
Nonstop1h 39m
United Airlines
Sun 5/1710:00 am
DTW
-
IAD
Nonstop1h 29m
United Airlines
Deal found 3/1$199
This Kiwi.com deal was found by Cheapflights users on 2/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:20 am
IAD
-
DTW
1 stop25h 47m
Multiple Airlines
Tue 3/175:34 pm
DTW
-
IAD
1 stop6h 22m
Multiple Airlines
Deal found 2/28$200
This Kiwi.com deal was found by Cheapflights users on 2/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:20 am
IAD
-
DTW
1 stop9h 57m
Multiple Airlines
Sat 4/115:34 pm
DTW
-
IAD
1 stop7h 07m
Multiple Airlines
Deal found 2/26$201
This Kiwi.com deal was found by Cheapflights users on 3/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:00 am
IAD
-
DTW
1 stop9h 12m
Frontier
Sat 3/219:36 am
DTW
-
IAD
1 stop14h 55m
Frontier
Deal found 3/1$202
This Kiwi.com deal was found by Cheapflights users on 3/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:30 am
IAD
-
DTW
1 stop9h 42m
Multiple Airlines
Tue 3/175:34 pm
DTW
-
IAD
1 stop6h 22m
Multiple Airlines
Deal found 3/1$203
This Delta deal was found by Cheapflights users on 2/27. 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.
Mon 3/1612:14 pm
IAD
-
DTW
Nonstop1h 41m
Delta
Mon 3/239:30 pm
DTW
-
IAD
Nonstop1h 29m
Delta
Deal found 2/27$204

Find flight deals from Dulles Intl to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Detroit (DTT). 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 March 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(Delta)

One-way from

$65
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$328

Good round-trip deal

$276 or less

Good one-way deal

$184 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Detroit (DTT) flights.
Search Deals
From Washington, D.C. Dulles Intl to Detroit (DTT)
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Detroit (DTT)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Detroit (DTT).
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Detroit (DTT).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Detroit 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 March 2, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Detroit that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Tue 4/7

6:00 am-7:43 am

Nonstop1h 43m

Detroit Metropolitan Wayne County

Sun 4/12

9:30 pm-10:59 pm

Nonstop1h 29m

$189

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Fri 4/17

6:00 am-7:35 am

Nonstop1h 35m

Detroit Metropolitan Wayne County

Mon 4/20

9:30 pm-11:03 pm

Nonstop1h 33m

$189

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Tue 3/17

10:10 pm-11:57 pm

Nonstop1h 47m

Detroit Metropolitan Wayne County

Mon 3/23

5:45 am-7:26 am

Nonstop1h 41m

$204

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Tue 6/23

6:00 am-7:34 am

Nonstop1h 34m

Detroit Metropolitan Wayne County

Sat 6/27

9:30 pm-10:59 pm

Nonstop1h 29m

$219

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Thu 8/27

5:30 pm-11:40 pm

1 stop6h 10m

Detroit Metropolitan Wayne County

Mon 8/31

9:30 pm-10:59 pm

Nonstop1h 29m

$229

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Fri 6/5

5:21 pm-6:57 pm

Nonstop1h 36m

Detroit Metropolitan Wayne County

Sun 6/7

8:30 am-10:02 am

Nonstop1h 32m

$244

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Sat 6/20

5:15 pm-7:03 pm

Nonstop1h 48m

Detroit Metropolitan Wayne County

Fri 6/26

2:55 pm-4:25 pm

Nonstop1h 30m

$244

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Thu 4/9

8:35 am-10:14 am

Nonstop1h 39m

Detroit Metropolitan Wayne County

Mon 4/13

6:00 am-7:35 am

Nonstop1h 35m

$249

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Tue 5/12

6:08 am-11:11 am

1 stop5h 03m

Detroit Metropolitan Wayne County

Sun 5/17

8:45 am-10:22 am

Nonstop1h 37m

$254

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

Thu 5/28

7:38 pm-12:58 am

1 stop5h 20m

Detroit Metropolitan Wayne County

Sun 5/31

8:45 am-10:22 am

Nonstop1h 37m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Dulles Intl to Detroit

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Detroit in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Detroit flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Detroit flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Detroit flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Detroit

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Detroit. Price data was last updated on February 27, 2026.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Detroit may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Detroit (average of $119). Flying from Washington, D.C. Dulles Intl Airport to Detroit in February is currently the most expensive (average of $204). 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 IAD to DTT?

Find hourly flight availability from Dulles Intl to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 2, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 27% on flights from Washington, D.C. Dulles Intl Airport to Detroit by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Detroit. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Detroit flight should consider departing on Wednesday evenings 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 Washington, D.C. Dulles Intl Airport to Detroit

Explore weekly flight availability from Dulles Intl to Detroit. 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 March 2, 2026.

The most flights from IAD to DTT are scheduled on a Monday (23 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (15 on average).

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated March 2, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and Frontier from Washington, D.C. Dulles Intl Airport to Detroit. 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
8,238 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,238 reviews
Delta
7.9
Good
8,238 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,375 reviews
Delta
7.9
Good
8,238 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
3,041 reviews
Delta
7.9
Good
8,238 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Detroit. 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 into for flights to Detroit from Washington, D.C. Dulles Intl?

    If you book a flight to Detroit from Washington, D.C. Dulles Intl, you will be flying to All airports, which is the city’s only airport. Detroit All airports (DTT) is located 0.6 mi from the center of Detroit. There are 19 flights from Washington, D.C. Dulles Intl to All airports per day from 3 different airlines.

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

    For as low as $189, Delta can have you in Detroit from Washington, D.C. Dulles Intl Airport in 1h 43m. The distance between Washington, D.C. Dulles Intl Airport and Detroit is about 383 mi. Most flights are nonstop.

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

    According to our current data, Frontier ($46), Delta ($135), and United Airlines ($166) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Detroit. Frontier is currently priced 83% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $78. Users have also found prices from $89 and $89 on Delta and United Airlines, respectively.

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

    Consider CommutAir (100%), Mesa Airlines (92%) or Endeavor Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Detroit.

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

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Detroit? While on average our users pay $490, our data indicates the cheapest price to be $123. The most popular route (Washington, D.C. Dulles Intl - Detroit Metropolitan Wayne County), is priced around $189.

  • Can I find deals for flights from Dulles Intl to Detroit that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Detroit flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Detroit?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Detroit.

  • Can I find deals for business class flights from Dulles Intl to Detroit?

    Yes. Cheapflights offers flight deals from Dulles Intl to Detroit 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 Washington, D.C. Dulles Intl Airport to Detroit?

    Currently, December is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Detroit (average of $119). Flying from Washington, D.C. Dulles Intl Airport to Detroit in February is currently the most expensive (average of $204). 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
Roseville
Port Huron

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Top 3 airlines flying from Dulles Intl to Detroit

Discover the top 3 airlines that operate flights from Dulles Intl to Detroit. 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 March 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$46Average$144FlexibilityNo cancel feeOn-time62%
DeltaCheapest$135Average$257FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$166Average$301FlexibilityNo cancel feeOn-time69%

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