$90 Cheap United flights Detroit (DTW) to Washington (IAD)

Scoring cheap one-way United Airlines flights from DTW to IAD from $90 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $179 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

January is one of the cheapest months to jet off to Washington with United Airlines. You could also find great prices on one-way and return tickets in February.

For cheap United Airlines fares from Detroit Metropolitan Wayne County Airport (DTW) to Washington Dulles Intl. Airport (IAD), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall cost. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Jet off on one of United Airlines’s 14 weekly direct flights from Detroit Metropolitan Wayne County Airport (DTW) to Washington Dulles Intl. Airport (IAD). To see your options, enter your travel dates, origin and destination and hit search. Then apply the “Nonstop” and “Airline” filters.

Take off from Detroit Metropolitan Wayne County Airport (DTW) for Washington Dulles Intl. Airport (IAD) on a nonstop United Airlines flight, and you’ll be in the sky for about 1h 32m.

If it’s flexibility you’re after, Tuesday offers the most choice for United Airlines flights from Detroit Metropolitan Wayne County Airport (DTW) to Washington Dulles Intl. Airport (IAD). Take your pick of 2 different departures.

The first United Airlines flight from DTW to IAD departs at 2:30PM UTC-5, landing at 4:02PM UTC-5. If you prefer to set off later, the last United Airlines flight leaves DTW at 7:45PM UTC-5 and lands at IAD at 9:17PM UTC-5. Flying before midday is generally a smart option as morning flights are least likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

United Airlines flights from Detroit Metropolitan Wayne County Airport (DTW) to Washington touch down at Washington Dulles Intl. Airport (IAD), Ronald Reagan Washington National Airport (DCA) and Baltimore Washington Intl. Thurgood Marshall Airport (BWI). The main Washington hub serviced by this carrier is IAD. It’s worth checking out flights arriving at other nearby airports on Expedia as they may have cheaper prices.

Depart from DTW to IAD with United Airlines and look forward to a range of perks including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll most likely catch an Embraer 175 for your United Airlines flight from Detroit Metropolitan Wayne County Airport (DTW) to Washington Dulles Intl. Airport (IAD). However, you could be switched to another aircraft if operational demands require it.

Changes are generally free within 24 hours of making a booking, but your airline may charge a fee after that time. For further information about altering your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your itinerary without additional charges, apply the “Changes included” or “No cancel fee” filter when organizing your next getaway.