| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 11 | GRR | DEN | 15:33 | 16:19 |
Landed
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| Feb 10 | GRR | DEN | 15:45 | 16:30 |
Landed
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| Feb 09 | GRR | DEN | 15:36 | 16:14 |
Landed
|
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| Feb 08 | GRR | DEN | 15:49 | 16:15 |
Landed
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| Feb 07 | GRR | DEN | 16:36 | 17:04 |
Landed Late
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| Feb 06 | GRR | DEN | 16:24 | 16:51 |
Landed Late
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| Feb 05 | GRR | DEN | 16:18 | 16:39 |
Landed
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| Feb 03 | GRR | DEN | 15:40 | 16:07 |
Landed
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| Feb 02 | GRR | DEN | 16:05 | 16:47 |
Landed Late
|
Track > |
| Feb 01 | GRR | DEN | 15:36 | 15:57 |
Landed
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United Airlines Flight UA646 connects Grand Rapids, United States to Denver, United States, taking off from Grand Rapids Gerald R. Ford International Airport GRR and landing at Denver International Airport DEN.
How long is the UA646 flight from Grand Rapids to Denver?
The average flight time from Grand Rapids to Denver is 2 hours and 32 minutes. The flight distance is 1629 km / 1012 miles and the average flight speed is 645 km/h / 401 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA646 Grand Rapids to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA646 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA646 flight?
The latest flight took off on Wednesday, February 11th, 2026 with the flight status being Landed on 16:19.
How else can the flight UA646 be referenced as?
This United Airlines flight can also be referenced as UAL646, UA0646, UA 646, UAL 646.
How often is flight UA646 delayed?
On average, 40% of all UA646 flights are delayed. The average delay is 20 minutes.
Can I get compensation for my delayed or cancelled UA646 flight or baggage issues?
If your UA646 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 UA646 Flight Tracker above for more details.
Flight UA646 is code-shared by 1 airline using the flight number AC4612
Other flights departing from Grand Rapids GRR: DL4156, AA2392, AA3925, AA6032
Other flights arriving at Denver DEN: UA2491, UA272, UA281, UA1856
All flights connecting Grand Rapids GRR to Denver DEN.