| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 29 | ONT | DEN | 18:34 | 21:24 |
Landed
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Track > |
| Jul 28 | ONT | DEN | 18:22 | 21:08 |
Landed
|
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| Jul 26 | ONT | DEN | 19:46 | 22:30 |
Landed Late
|
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| Jul 25 | ONT | DEN | 18:32 | 21:16 |
Landed
|
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| Jul 22 | ONT | DEN | 19:42 | 22:29 |
Landed Late
|
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| Jul 21 | ONT | DEN | 19:10 | 21:59 |
Landed
|
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| Jul 19 | ONT | DEN | 18:39 | 21:26 |
Landed
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| Jul 18 | ONT | DEN | 18:30 | 21:14 |
Landed
|
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| Jul 15 | ONT | DEN | 18:50 | 21:37 |
Landed
|
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| Jul 14 | ONT | DEN | 19:07 | 22:02 |
Landed Late
|
Track > |
United Airlines Flight UA635 connects Ontario, United States to Denver, United States, taking off from Ontario International Airport ONT and landing at Denver International Airport DEN.
How long is the UA635 flight from Ontario to Denver?
The average flight time from Ontario to Denver is 1 hour and 47 minutes. The flight distance is 1316 km / 818 miles and the average flight speed is 736 km/h / 458 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA635 Ontario to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA635 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA635 flight?
The latest flight took off on Wednesday, July 30th, 2025 with the flight status being Landed on 21:24.
How else can the flight UA635 be referenced as?
This United Airlines flight can also be referenced as UAL635, UA0635, UA 635, UAL 635.
How often is flight UA635 delayed?
On average, 40% of all UA635 flights are delayed. The average delay is 28 minutes.
Can I get compensation for my delayed or cancelled UA635 flight or baggage issues?
If your UA635 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 UA635 Flight Tracker above for more details.
Flight UA635 is code-shared by 1 airline using the flight number AC3779
Other flights departing from Ontario ONT: WN3520, WN4138, UA1603, WN4149
Other flights arriving at Denver DEN: WN4407, UA2610, UA600, WN116
All flights connecting Ontario ONT to Denver DEN.
