United Airlines UA638 Flight Status Today

Domestic flight United Airlines UA638 takes off from Philadelphia (PHL) United States to Denver (DEN) United States. It's operated by United Airlines. The plane leaves Philadelphia International Airport at 15:43 22 January 2026 America/New_York. The flight is expected to land at Denver International Airport at 18:12 22 January 2026 America/Denver. The flight will last about 4 hours 29 minutes.

Current status of UA638 is Scheduled On time Estimated Depart in 3 hours, 24 minutes

UA638 - UAL638 United Airlines (UA)
PHL Philadelphia United States
Flight PHL to DEN
DEN Denver United States
Scheduled On time Estimated Depart in 3 hours, 24 minutes
Departure Philadelphia International Airport
IATA: PHLICAO: KPHL
Scheduled 15:43 22 January 2026
Estimated 15:43 22 January 2026
D D13
Arrival Denver International Airport
IATA: DENICAO: KDEN
Scheduled 18:12 22 January 2026
Estimated 18:12 22 January 2026
None B39
UA638 Detail
  • Type: Domestic Flight
  • Code Shares: AC 3648
  • Flight Duration: 4 hours 29 minutes
  • Flight Distance: 2507 kms / 1558 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 146
  • Freight capacity: 9.4 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Boeing 737-900 Passenger (Scimitar Winglets)
  • Callsign: T-KUKI6
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/Denver
  • Current Time in Philadelphia: Thursday 2026-01-22 12:19 PM
  • Current Time in Denver: Thursday 2026-01-22 10:19 AM

United Airlines UA638 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA638
AIRPLANE Boeing 737-900 Passenger (Scimitar Winglets)
ON TIME 13
DELAYED 1
CANCELLED 0
ON TIME 27
DELAYED 2
CANCELLED 0
ON TIME 50
DELAYED 6
CANCELLED 1
ON TIME 76
DELAYED 7
CANCELLED 1
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA638 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Wed 21 Jan
Scheduled On time
Philadelphia (PHL) 2026-01-21T15:43
Denver (DEN) 2026-01-21T18:12
Tue 20 Jan
Scheduled On time
Philadelphia (PHL) 2026-01-20T15:43
Denver (DEN) 2026-01-20T18:12
Mon 19 Jan
Scheduled On time
Philadelphia (PHL) 2026-01-19T15:43
Denver (DEN) 2026-01-19T18:12
Sun 18 Jan
Scheduled On time
Philadelphia (PHL) 2026-01-18T15:43
Denver (DEN) 2026-01-18T18:12
Tue 06 Jan
Arrived On time
Philadelphia (PHL) 2026-01-06T15:43
Denver (DEN) 2026-01-06T18:12
2026-01-06T15:36
2026-01-06T17:53
Mon 05 Jan
Scheduled Delayed by 1h 47m
Philadelphia (PHL) 2026-01-05T14:13
Denver (DEN) 2026-01-05T17:14
Sat 03 Jan
Scheduled On time
Philadelphia (PHL) 2026-01-03T18:30
Denver (DEN) 2026-01-03T22:30
Fri 02 Jan
Scheduled On time
Philadelphia (PHL) 2026-01-02T14:13
Denver (DEN) 2026-01-02T17:14
Thu 01 Jan
Scheduled On time
Philadelphia (PHL) 2026-01-01T18:30
Denver (DEN) 2026-01-01T22:30
Wed 31 Dec
Scheduled On time
Philadelphia (PHL) 2025-12-31T14:13
Denver (DEN) 2025-12-31T17:14

Flight routes similar to United Airlines UA638

Airline Flight no Departure Arrival
Air Canada AC3648
Air Canada 		22/01/2026
15:43 		4 hours 52 minutes
18:12
Southwest Airlines WN2196
Southwest Airlines 		22/01/2026
06:40 		4 hours 25 minutes
09:05
Southwest Airlines WN3084
Southwest Airlines 		22/01/2026
17:00 		4 hours 20 minutes
19:20
Southwest Airlines WN3086
Southwest Airlines 		22/01/2026
17:25 		4 hours 12 minutes
19:45
British Airways BA5390
British Airways 		22/01/2026
19:55 		4 hours 29 minutes
22:24
Air Canada AC3647
Air Canada 		22/01/2026
08:09 		4 hours 26 minutes
10:35
United Airlines UA2383
United Airlines 		22/01/2026
08:09 		4 hours 26 minutes
10:35
American Airlines AA1063
American Airlines 		22/01/2026
19:55 		4 hours 29 minutes
22:24

United Airlines Flight UA638 FAQs

What is the scheduled flight duration for United Airlines UA638 flight?

On average, nonstop flight takes 4 hour(s) 29 minutes, with the flight distance of 2507 km (1558 miles).

What is the current status of United Airlines UA638 flight?

The current status of flight United Airlines UA638 is Scheduled On time.

What type of aircraft is used for the United Airlines UA638 flight?

All United Airlines UA638 flights are operated using Boeing 737-900 Passenger (Scimitar Winglets) aircraft.

How many United Airlines UA638 flights are operated a week?

7 flights per week. The Flight United Airlines UA638 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .