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 19:25 21 March 2026 America/Denver. The flight is expected to land at San Diego International Airport at 21:03 21 March 2026 America/Los_Angeles. The flight will last about 2 hours 38 minutes.

Current status of UA540 is Departed On time Estimated Arrival in 1 hour, 47 minutes

UA540 - UAL540 United Airlines (UA)
DEN Denver United States
Flight DEN to SAN
SAN San Diego United States
Departed On time Estimated Arrival in 1 hour, 47 minutes
Departure Denver International Airport
IATA: DENICAO: KDEN
Scheduled 19:25 21 March 2026
Actual 19:24 21 March 2026
None B18
Arrival San Diego International Airport
IATA: SANICAO: KSAN
Scheduled 21:03 21 March 2026
Estimated 20:49 21 March 2026
2 39
UA540 Detail
  • Type: Domestic Flight
  • Code Shares: AC 3596, LH 9238
  • Flight Duration: 2 hours 38 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: Saturday 2026-03-21 20:02 PM
  • Current Time in San Diego: Saturday 2026-03-21 19:02 PM

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
Sun 15 Mar
Scheduled Delayed by 2h 25m
Denver (DEN) 2026-03-15T19:25
San Diego (SAN) 2026-03-15T21:03
Thu 05 Mar
Scheduled On time
Denver (DEN) 2026-03-05T19:25
San Diego (SAN) 2026-03-05T21:03
Mon 02 Mar
Scheduled On time
Denver (DEN) 2026-03-02T19:13
San Diego (SAN) 2026-03-02T20:51
Sun 01 Mar
Departed Delayed by 17m
Denver (DEN) 2026-03-01T19:13
San Diego (SAN) 2026-03-01T20:51
2026-03-01T19:33
Sat 28 Feb
Arrived On time
Denver (DEN) 2026-02-28T19:13
San Diego (SAN) 2026-02-28T20:51
2026-02-28T19:20
2026-02-28T20:41
Thu 26 Feb
Departed On time
Denver (DEN) 2026-02-26T19:13
San Diego (SAN) 2026-02-26T20:51
2026-02-26T19:14
Mon 16 Feb
Scheduled On time
Denver (DEN) 2026-02-16T19:13
San Diego (SAN) 2026-02-16T20:51
Sun 15 Feb
Arrived On time
Denver (DEN) 2026-02-15T19:13
San Diego (SAN) 2026-02-15T20:51
2026-02-15T19:11
2026-02-15T20:44
Sat 14 Feb
Scheduled On time
Denver (DEN) 2026-02-14T19:13
San Diego (SAN) 2026-02-14T20:51
Fri 13 Feb
Scheduled On time
Denver (DEN) 2026-02-13T19:13
San Diego (SAN) 2026-02-13T20:51

Flight routes similar to United Airlines UA540

Airline Flight no Departure Arrival
Lufthansa LH9238
Lufthansa 		21/03/2026
19:25 		2 hours 38 minutes
21:03
United Airlines UA1940
United Airlines 		21/03/2026
11:19 		2 hours 38 minutes
12:57
United Airlines UA1302
United Airlines 		21/03/2026
13:25 		2 hours 35 minutes
15:00
Alaska Airlines AS220
Alaska Airlines 		21/03/2026
07:25 		2 hours 12 minutes
09:06
Southwest Airlines WN1335
Southwest Airlines 		21/03/2026
12:50 		2 hours 30 minutes
14:20
Southwest Airlines WN1682
Southwest Airlines 		21/03/2026
14:05 		2 hours 30 minutes
15:35
United Airlines UA2309
United Airlines 		21/03/2026
07:45 		2 hours 11 minutes
09:20
Alaska Airlines AS1428
Alaska Airlines 		21/03/2026
18:20 		2 hours 38 minutes
19:58

United Airlines Flight UA540 FAQs

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

On average, nonstop flight takes 2 hour(s) 38 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 Departed 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 21:03.

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 .