| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Feb 11 | PHL | DEN | 16:00 | 18:01 |
Landed
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| Feb 10 | PHL | DEN | 15:50 | 17:44 |
Landed
|
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| Feb 09 | PHL | DEN | 15:52 | 17:40 |
Landed
|
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| Feb 08 | PHL | DEN | 15:51 | 17:24 |
Landed
|
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| Feb 07 | PHL | DEN | 16:07 | 18:00 |
Landed
|
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| Feb 06 | PHL | DEN | 15:47 | 17:42 |
Landed
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| Feb 05 | PHL | DEN | 16:54 | 18:40 |
Landed Late
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| Feb 04 | PHL | DEN | 15:53 | 17:10 |
Landed
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| Feb 03 | PHL | DEN | 15:49 | 17:32 |
Landed
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| Feb 02 | PHL | DEN | 16:00 | 18:02 |
Landed
|
Track > |
United Airlines Flight UA638 connects Philadelphia, United States to Denver, United States, taking off from Philadelphia International Airport PHL and landing at Denver International Airport DEN.
How long is the UA638 flight from Philadelphia to Denver?
The average flight time from Philadelphia to Denver is 3 hours and 47 minutes. The flight distance is 2500 km / 1554 miles and the average flight speed is 663 km/h / 412 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA638 Philadelphia to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA638 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA638 flight?
The latest flight took off on Thursday, February 12th, 2026 with the flight status being Landed on 18:01.
How else can the flight UA638 be referenced as?
This United Airlines flight can also be referenced as UAL638, UA0638, UA 638, UAL 638.
How often is flight UA638 delayed?
On average, 10% of all UA638 flights are delayed. The average delay is 28 minutes.
Can I get compensation for my delayed or cancelled UA638 flight or baggage issues?
If your UA638 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 UA638 Flight Tracker above for more details.
Flight UA638 is code-shared by 1 airline using the flight number AC3648
Other flights departing from Philadelphia PHL: AA5065, AA5818, AA6104, AA5786
Other flights arriving at Denver DEN: UA1865, UA377, UA217, OO4719
All flights connecting Philadelphia PHL to Denver DEN.