United Airlines UA540 Flight Status Today

Domestic flight United Airlines UA540 takes off from Denver (DEN) United States to San Diego (SAN) United States. It's operated by United Airlines. The plane leaves Denver International Airport at 19:10 18 January 2026 America/Denver. The flight is expected to land at San Diego International Airport at 20:42 18 January 2026 America/Los_Angeles. The flight will last about 2 hours 32 minutes.

Current status of UA540 is Scheduled On time Estimated Depart in 7 hours, 59 minutes

UA540 - UAL540 United Airlines (UA)
DEN Denver United States
Flight DEN to SAN
SAN San Diego United States
Scheduled On time Estimated Depart in 7 hours, 59 minutes
Departure Denver International Airport
IATA: DENICAO: KDEN
Scheduled 19:10 18 January 2026
Estimated 19:10 18 January 2026
None A17
Arrival San Diego International Airport
IATA: SANICAO: KSAN
Scheduled 20:42 18 January 2026
Estimated 20:42 18 January 2026
2 45
UA540 Detail
  • Type: Domestic Flight
  • Code Shares: AC 3596, CM 1139
  • Flight Duration: 2 hours 32 minutes
  • Flight Distance: 1373 kms / 853 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 167
  • Freight capacity: 17.1 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Airbus A321neo
  • Callsign: F-KGCN1
  • Departure Timezone: America/Denver
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Denver: Sunday 2026-01-18 11:11 AM
  • Current Time in San Diego: Sunday 2026-01-18 10:11 AM

United Airlines UA540 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA540
AIRPLANE Airbus A321neo
ON TIME 10
DELAYED 4
CANCELLED 0
ON TIME 25
DELAYED 4
CANCELLED 1
ON TIME 52
DELAYED 7
CANCELLED 1
ON TIME 73
DELAYED 7
CANCELLED 2
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA540 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Fri 16 Jan
Scheduled On time
Denver (DEN) 2026-01-16T19:10
San Diego (SAN) 2026-01-16T20:42
Tue 06 Jan
Scheduled On time
Denver (DEN) 2026-01-06T19:10
San Diego (SAN) 2026-01-06T20:42
Sun 04 Jan
Scheduled On time
Denver (DEN) 2026-01-04T19:15
San Diego (SAN) 2026-01-04T20:47
Sat 03 Jan
Scheduled On time
Denver (DEN) 2026-01-03T19:15
San Diego (SAN) 2026-01-03T20:47
Tue 30 Dec
Scheduled On time
Denver (DEN) 2025-12-30T19:15
San Diego (SAN) 2025-12-30T20:47
Mon 29 Dec
Scheduled On time
Denver (DEN) 2025-12-29T19:15
San Diego (SAN) 2025-12-29T20:47
Sun 28 Dec
Scheduled Delayed by 20m
Denver (DEN) 2025-12-28T19:15
San Diego (SAN) 2025-12-28T20:47
Sun 23 Nov
Departed On time
Denver (DEN) 2025-11-23T19:30
San Diego (SAN) 2025-11-23T21:00
2025-11-23T19:27
Fri 21 Nov
Departed Delayed by 47m
Denver (DEN) 2025-11-21T19:24
San Diego (SAN) 2025-11-21T20:54
2025-11-21T20:08
Thu 20 Nov
Departed Delayed by 19m
Denver (DEN) 2025-11-20T16:12
San Diego (SAN) 2025-11-20T18:17
2025-11-20T16:25

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United Airlines Flight UA540 FAQs

What is the scheduled flight duration for United Airlines UA540 flight?

On average, nonstop flight takes 2 hour(s) 32 minutes, with the flight distance of 1373 km (853 miles).

What is the current status of United Airlines UA540 flight?

The current status of flight United Airlines UA540 is Scheduled On time.

What type of aircraft is used for the United Airlines UA540 flight?

All United Airlines UA540 flights are operated using Airbus A321neo aircraft.

When does the flight United Airlines UA540 arrive?

Flight United Airlines UA540 arrives at 20:42.

Which terminal the flight United Airlines UA540 is arriving at?

Flight United Airlines UA540 arrives in San Diego International Airport at Terminal 2.

How many United Airlines UA540 flights are operated a week?

7 flights per week. The Flight United Airlines UA540 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .