| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 07 | DTW | IAD | 12:02 | 13:03 |
Delayed
|
Track > |
| Jan 24 | DTW | IAD | 11:12 | 12:07 |
Landed Late
|
Track > |
| Jan 18 | DTW | IAD | 11:39 | 12:45 |
Delayed
|
Track > |
| Jan 17 | DTW | IAD | 13:25 | 11:49 |
Unknown
|
Track > |
| Jan 16 | DTW | IAD | 11:27 | 12:25 |
Landed Late
|
Track > |
| Jan 15 | DTW | IAD | 12:45 | 11:49 |
Unknown
|
Track > |
| Jan 14 | DTW | IAD | 12:30 | 11:49 |
Unknown
|
Track > |
| Jan 13 | DTW | IAD | 12:39 | 11:49 |
Unknown
|
Track > |
| Jan 12 | DTW | IAD | 10:27 | 11:27 |
Landed
|
Track > |
| Jan 10 | DTW | IAD | 10:26 | 11:30 |
Landed
|
Track > |
Delta Air Lines Flight DL3949 connects Detroit, United States to Washington, United States, taking off from Detroit Metropolitan Wayne County Airport DTW and landing at Washington Dulles International Airport IAD.
How long is the DL3949 flight from Detroit to Washington?
The average flight time from Detroit to Washington is 1 hour. The flight distance is 616 km / 383 miles and the average flight speed is 516 km/h / 321 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL3949 Detroit to Washington?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL3949 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest DL3949 flight?
The latest flight took off on Saturday, February 7th, 2026 with the flight status being En-Route on 13:03.
How else can the flight DL3949 be referenced as?
This Delta Air Lines flight can also be referenced as DAL3949, DL 3949, DAL 3949.
How often is flight DL3949 delayed?
On average, 40% of all DL3949 flights are delayed. The average delay is 46 minutes.
Can I get compensation for my delayed or cancelled DL3949 flight or baggage issues?
If your DL3949 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our DL3949 Flight Tracker above for more details.
Flight DL3949 is code-shared by 4 airlines using the flight numbers KE3478, SK3808, VS4418, WS6902
Other flights departing from Detroit DTW: DL4634, DL5240, DL5092, DL4014
Other flights arriving at Washington IAD: UA2156, UA4424, UA6213, UA3587
All flights connecting Detroit DTW to Washington IAD.