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$58+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DTT
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Detroit All airports are usually found in February or January, booked 29 days in advance, depart on a Saturday or Wednesday and return on a Friday

Cheap 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 julio 3, 2025.

Round-trip from

$102
(Priceline)

One-way from

$58
(Priceline)

Popular in

November

Cheapest in

February

Average price

$266

Good round-trip deal

$253 or less

Good one-way deal

$159 or less
From Washington, D.C. Dulles Intl to Detroit (DTT)
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One-way flight from Washington, D.C. Dulles Intl to Detroit (DTT)
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Highest demand for flights based on searches. 15% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Detroit (DTT).
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Detroit (DTT).
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Find 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 julio 3, 2025.

This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/219:33 pmIAD - DTW
1 stop11h 14mFrontier
dom. 8/244:08 pmDTW - IAD
1 stop8h 08mFrontier
Deal found 7/3$102
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/191:00 pmIAD - DTW
Nonstop1h 36mDelta
mié. 8/2010:00 amDTW - IAD
Nonstop1h 32mDelta
Deal found 7/3$137
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.
jue. 8/710:20 pmIAD - DTW
Nonstop1h 39mUnited Airlines
lun. 8/116:00 amDTW - IAD
Nonstop1h 35mUnited Airlines
Deal found 7/1$155
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. 10/308:28 pmIAD - DTW
1 stop12h 20mMultiple Airlines
dom. 11/210:45 amDTW - IAD
1 stop8h 40mMultiple Airlines
Deal found 7/1$177

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 julio 3, 2025.
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

Dulles Intl

Fly to

Detroit

Route

Depart

Return

Price

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

jue. 8/21

9:33 pm-8:47 am

1 stop11h 14m

Detroit Metropolitan Wayne County

dom. 8/24

4:08 pm-12:16 am

1 stop8h 08m

$102

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

mar. 8/19

1:00 pm-2:36 pm

Nonstop1h 36m

Detroit Metropolitan Wayne County

mié. 8/20

10:00 am-11:32 am

Nonstop1h 32m

$137

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

sáb. 8/9

10:20 pm-11:59 pm

Nonstop1h 39m

Detroit Metropolitan Wayne County

sáb. 8/16

7:48 pm-9:24 pm

Nonstop1h 36m

$151

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

jue. 8/21

9:33 pm-8:47 am

1 stop11h 14m

$58

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

jue. 8/14

6:00 am-7:30 am

Nonstop1h 30m

$69

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

dom. 8/31

8:20 am-9:57 am

Nonstop1h 37m

$90

Washington, D.C.Detroit

IAD - DTW

IADDTW

Washington, D.C. Dulles Intl

dom. 8/17

11:04 am-7:38 pm

1 stop8h 34m

$101

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 June 27, 2025.

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 29 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, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Detroit (average of $257). Flying from Washington, D.C. Dulles Intl Airport to Detroit in March is currently the most expensive (average of $305). 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 julio 3, 2025.

Unlike in the morning, 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 June 29, 2025.

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 julio 3, 2025.

The most flights from IAD to DTT are scheduled on a Thursday (25 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 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 julio 3, 2025.
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
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,286 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 17 flights from Washington, D.C. Dulles Intl to All airports per day from 2 different airlines.

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

    According to our current data, Frontier ($102), Delta ($137), and United Airlines ($155) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Detroit. Frontier is currently priced 63% 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 $58. Users have also found prices from $69 and $90 on Delta and United Airlines, respectively.

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

    Consider Republic Airways (85%), Aeromexico (84%) or Virgin Atlantic (78%) 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 $1,108, 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 $137.

  • 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, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Detroit (average of $257). Flying from Washington, D.C. Dulles Intl Airport to Detroit in March is currently the most expensive (average of $305). 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Roseville
Port Huron

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Alternative routes for Dulles Intl to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Dulles Intl to Detroit

Discover the top 2 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$156Average$256FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$165Average$296FlexibilityNo cancel feeOn-time69%

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