£223 Cheap Flights from Detroit (DTW) to Washington (IAD)

View £223 flight on Wed, 29 Apr 2026Opens in a new window

Popular airlines from Detroit Metropolitan Wayne County Airport (DTW) to Washington Dulles International Airport (IAD)

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Cheap Flights from Detroit (DTW) to Washington (IAD)

Prices were available within the past 7 days and start at £223 for one-way flights and £528 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, 18 May - Mon, 25 May
DTW
Detroit
IAD
Washington
£528 Return, found 1 day ago
£528
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 18 May from Detroit to Washington, returning Mon, 25 May, priced at £528 found 1 day ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
DTW
Detroit
IAD
Washington
£561 Return, found 1 day ago
£561
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 17 May from Detroit to Washington, returning Sun, 24 May, priced at £561 found 1 day ago
Alaska Airlines
Mon, 18 May - Mon, 25 May
DTW
Detroit
IAD
Washington
£564 Return, found 1 day ago
£564
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 18 May from Detroit to Washington, returning Mon, 25 May, priced at £564 found 1 day ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
DTW
Detroit
IAD
Washington
£594 Return, found 1 day ago
£594
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 17 May from Detroit to Washington, returning Sun, 24 May, priced at £594 found 1 day ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
DTW
Detroit
IAD
Washington
£632 Return, found 1 day ago
£632
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 17 May from Detroit to Washington, returning Sun, 24 May, priced at £632 found 1 day ago
Alaska Airlines
Sun, 31 May - Fri, 5 Jun
DTW
Detroit
IAD
Washington
£637 Return, found 1 day ago
£637
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 31 May from Detroit to Washington, returning Fri, 5 Jun, priced at £637 found 1 day ago
Alaska Airlines
Mon, 18 May - Mon, 25 May
DTW
Detroit
IAD
Washington
£638 Return, found 1 day ago
£638
Return
found 1 day ago
Select Alaska Airlines flight, departing Mon, 18 May from Detroit to Washington, returning Mon, 25 May, priced at £638 found 1 day ago
Alaska Airlines
Sun, 17 May - Sun, 24 May
DTW
Detroit
IAD
Washington
£665 Return, found 1 day ago
£665
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 17 May from Detroit to Washington, returning Sun, 24 May, priced at £665 found 1 day ago
Alaska Airlines
Sun, 31 May - Fri, 5 Jun
DTW
Detroit
IAD
Washington
£667 Return, found 1 day ago
£667
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 31 May from Detroit to Washington, returning Fri, 5 Jun, priced at £667 found 1 day ago
Alaska Airlines
Sun, 31 May - Fri, 5 Jun
DTW
Detroit
IAD
Washington
£671 Return, found 1 day ago
£671
Return
found 1 day ago
Select Alaska Airlines flight, departing Sun, 31 May from Detroit to Washington, returning Fri, 5 Jun, priced at £671 found 1 day ago

Frequently asked questions

How much is a flight from Detroit Metropolitan Wayne County Airport (DTW) to Dulles Intl. Airport?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between DTW and IAD start from £528. Make your booking ASAP to score the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Metro Airport to Dulles Intl. Airport?
Every airline has a different set of terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from DTW to Dulles Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Metro Airport to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Detroit Metro Airport to Washington Dulles Intl. Airport (IAD)?
With a flight distance of 620 kilometres, it's just a short hop from Metro Airport to Dulles Intl. Airport. It might be a quick journey, but it's still worth bringing a good book to read.
Which airlines fly direct from Detroit Metro Airport to Dulles Intl. Airport?
A popular airline that flies from DTW to IAD is United Airlines (UA). It offers 121 flights monthly. Offering 99 flights per month on this route, Delta Air Lines (DL) is another good choice.
Are Detroit Metro Airport to Washington Dulles Intl. Airport (IAD) flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes find a bargain, with some super cheap fares from Detroit Metro Airport to IAD emerging a few weeks before the date of departure. If you'd rather book ahead, Expedia compares and updates all the best flight deals continuously — as early as 12 months in advance in some cases. It depends on the carrier though, as not every airline advertises prices that far in advance.

Frequently asked questions

How much does a flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) cost?
One-way flights typically cost between £222 and £894 and return flights often range between £405 and £1,143. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
Which airlines fly direct from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
Enter DTW to IAD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
The best airline to fly with from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. DL offers the most daily flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
When flying from Detroit Metropolitan Wayne County (DTW) to Washington Dulles Intl. (IAD), you'll find approximately 9 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 50 connecting flights daily. Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Liberty Intl. (EWR).
What is the earliest flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Detroit Metropolitan Wayne County (DTW) to Washington Dulles Intl. (IAD) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines. This is a seasonal service active in November and December. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
If you're flying from Detroit Metropolitan Wayne County (DTW) to Washington Dulles Intl. (IAD), you'll typically find the most flights on a Thursday, with around 34 flights available. This gives you plenty of options to choose from. Major airlines on this route include United Airlines, Delta Air Lines, and American Airlines. Flight schedules are fairly consistent throughout the week, so you'll have a good selection of flights no matter when you plan to travel.
What are the most popular departure times for flights from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
The most popular departure times for flights from Detroit Metropolitan Wayne County (DTW) to Washington Dulles Intl. (IAD) are in the early morning, between 6am and 9am. This accounts for around 24% of total traffic. Many major carriers, including Delta Air Lines, United Airlines and American Airlines, offer flights during this window. Many travelers prefer these times as it allows for an early start to their day in Washington, DC.
How long does it take to fly from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
A nonstop flight from DTW to IAD typically takes around 1 hour 30 minutes, covering approximately 383 miles. Connecting flights on this route usually add 4 hours 50 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
Select the "Business class" and "First class" filters when looking for DTW to IAD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Detroit Metropolitan Wayne County (DTW)?
From Detroit Metropolitan Wayne County (DTW), you can fly into Washington Dulles Intl. (IAD) and Ronald Reagan Washington National (DCA) in Washington. Some flights may connect through major hubs like O'Hare Intl. (ORD), Cincinnati - Northern Kentucky Intl. (CVG), LaGuardia (LGA) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Detroit, MI (DTW-Detroit Metropolitan Wayne County) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Detroit Metropolitan Wayne County
Destination airport
Washington Dulles Intl.
Airlines serving
Alaska Airlines
Return price
£527
Distance
612 km
Average flight time
1 hour 33 mins

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