
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $189 (Delta) |
One-way from | $107 (Expedia) |
Popular in | September |
Cheapest in | July |
Average price | $234 |
Good round-trip deal | $365 or less |
Good one-way deal | $216 or less |
Fly from
Fly to
Route
Depart
Return
Price
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Fri 7/17
2:55 pm-4:25 pm
Nonstop1h 30m
Washington, D.C. Dulles Intl
Mon 7/20
6:00 am-7:34 am
Nonstop1h 34m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Thu 5/14
10:00 am-11:29 am
Nonstop1h 29m
Washington, D.C. Dulles Intl
Mon 5/18
10:05 pm-11:44 pm
Nonstop1h 39m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Fri 4/3
9:30 pm-10:59 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sun 4/5
6:00 am-7:43 am
Nonstop1h 43m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Tue 3/17
9:30 pm-10:59 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sat 3/21
5:25 pm-7:10 pm
Nonstop1h 45m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Fri 4/3
9:30 pm-10:59 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Mon 4/6
6:00 am-7:43 am
Nonstop1h 43m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Tue 2/24
2:56 pm-4:28 pm
Nonstop1h 32m
Washington, D.C. Dulles Intl
Sat 2/28
5:13 pm-6:59 pm
Nonstop1h 46m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Thu 3/12
9:30 pm-10:59 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Mon 3/16
6:00 am-7:43 am
Nonstop1h 43m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Thu 4/23
9:30 pm-11:03 pm
Nonstop1h 33m
Washington, D.C. Dulles Intl
Mon 4/27
5:07 pm-6:44 pm
Nonstop1h 37m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Thu 4/23
9:30 pm-11:03 pm
Nonstop1h 33m
Washington, D.C. Dulles Intl
Sun 4/26
6:00 am-7:35 am
Nonstop1h 35m
DetroitWashington, D.C.
DTW - IAD
DTWIAD
Detroit Metropolitan Wayne County
Sat 4/11
9:30 pm-10:59 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sun 4/12
6:00 am-7:43 am
Nonstop1h 43m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The price you pay for your flight from Detroit to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 24 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, July is the cheapest month in which you can book a flight from Detroit to Washington, D.C. Dulles Intl Airport (average of $106). Flying from Detroit to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $189). 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.
It’s optimal to fly from Detroit to Washington, D.C. Dulles Intl Airport in the morning. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight at noon.
Travelers seeking maximum savings on their Detroit to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from DTT to IAD are scheduled on a Monday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).
Crew
Overall
Entertainment
Food
Comfort
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Crew
Overall
Entertainment
Food
Comfort
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Crew
Overall
Entertainment
Food
Comfort
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$179 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$164 | Average$255 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$184 | Average$254 | FlexibilityNo cancel fee | On-time69% |