Flight UA638
United Airlines | Philadelphia to Denver
Departure
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Return
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UA638 | Philadelphia to Denver
Operated by United Airlines with 91% on-time rate. Check schedules, fares & cabin info to book your perfect journey!
Flight Information
Philadelphia (PHL) to Denver (DEN)
91%On-time Rate
Departure
15:43
Philadelphia International Airport D
PHL
4h 29m
Direct
Arrival
17:34
Denver International Airport
DEN
Airline
United Airlines
Aircraft
Boeing 737-900
Seats
179
Aircraft Age
10y, 11m
Boarding Gate: --
Check-in closes at 2026-01-31 14:58. Passengers are advised to arrive at the airport at least 2 hours prior to boarding.
Flight Punctuality
On-time performance data for flight UA638
Departure Punctuality
On-time Rate
Punctuality 78%
Avg Delay
Late on average 37 minutes
Early
0%
On-time
78%
Delay <30min
9%
Delay 30-60min
4%
Delay >60min
9%
Cancelled
4%
Arrival Punctuality
On-time Rate
Punctuality 78%
Avg Delay
Late on average 37 minutes
Early
0%
On-time
78%
Delay <30min
9%
Delay 30-60min
4%
Delay >60min
9%
Cancelled
4%
Based on UA638 flight history for Last 30 Days. On-time rate: Punctuality 78%, average delay: Late on average 37 minutes.
Flight Schedule
Upcoming schedule for flight UA638
Fri, Jan 30
UA638
United Airlines
739
16:36
PHL
Philadelphia
Direct
18:06
DEN
Denver
Mon, Jan 26
UA638
United Airlines
739
18:04
PHL
Philadelphia
Direct
19:40
DEN
Denver
Sat, Jan 31
UA638
United Airlines
739
15:43
PHL
Philadelphia
Direct
17:34
DEN
Denver
Sun, Feb 1
UA638
United Airlines
739
15:43
PHL
Philadelphia
Direct
18:12
DEN
Denver
Thu, Jan 29
UA638
United Airlines
739
15:55
PHL
Philadelphia
Direct
17:46
DEN
Denver
Tue, Jan 27
UA638
United Airlines
739
16:04
PHL
Philadelphia
Direct
17:59
DEN
Denver
Wed, Jan 28
UA638
United Airlines
739
16:00
PHL
Philadelphia
Direct
18:01
DEN
Denver
Schedule Information
Flight schedules are subject to change. Please check with the airline for the most up-to-date information.
Cabin Information
Available cabin classes for flight UA638
✈️
Economy
UA638
Seat Information
--
Legroom
--
Seat width
100°
Reclining Angle
Facilities & Amenities
None
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
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