| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 01 | DFW | DEN | 09:43 | 10:10 |
Landed
|
Track > |
| Aug 31 | DFW | DEN | 09:41 | 10:09 |
Landed
|
Track > |
| Aug 30 | DFW | DEN | 09:15 | 09:47 |
Landed
|
Track > |
| Aug 29 | DFW | DEN | 09:45 | 10:14 |
Landed
|
Track > |
| Aug 28 | DFW | DEN | 09:02 | 09:32 |
Landed
|
Track > |
| Aug 27 | DFW | DEN | 09:13 | 10:10 |
Unknown
|
Track > |
| Aug 26 | DFW | DEN | 08:58 | 09:31 |
Landed
|
Track > |
| Aug 25 | DFW | DEN | 09:55 | 10:34 |
Landed Late
|
Track > |
| Aug 24 | DFW | DEN | 09:42 | 10:13 |
Landed
|
Track > |
| Aug 23 | DFW | DEN | 11:42 | 12:14 |
Delayed
|
Track > |
United Airlines Flight UA644 connects Dallas, United States to Denver, United States, taking off from Dallas Fort Worth International Airport DFW and landing at Denver International Airport DEN.
How long is the UA644 flight from Dallas to Denver?
The average flight time from Dallas to Denver is 1 hour and 31 minutes. The flight distance is 1032 km / 641 miles and the average flight speed is 657 km/h / 408 mph.
How many UA644 flights are operated per week?
7 flights per week. The flight UA644 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA644 Dallas to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA644 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA644 flight?
The latest flight took off on Tuesday, September 1st, 2026 with the flight status being Landed on 10:10.
How else can the flight UA644 be referenced as?
This United Airlines flight can also be referenced as UAL644, UA0644, UA 644, UAL 644.
How often is flight UA644 delayed?
On average, 40% of all UA644 flights are delayed. The average delay is 38 minutes.
Can I get compensation for my delayed or cancelled UA644 flight or baggage issues?
If your UA644 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 UA644 Flight Tracker above for more details.
Flight UA644 is code-shared by 1 airline using the flight number AC4624
Other flights departing from Dallas DFW: MQ3926, MQ4247, AA702, 9X405
Other flights arriving at Denver DEN: UA513, WN4659, WN1840, WN2953
All flights connecting Dallas DFW to Denver DEN.