United Airlines UA421 Flight Status Today

Domestic flight United Airlines UA421 takes off from Santa Ana (SNA) United States to Denver (DEN) United States. It's operated by United Airlines. The plane leaves John Wayne Airport at 11:15 20 March 2026 America/Los_Angeles. The flight is expected to land at Denver International Airport at 14:34 20 March 2026 America/Denver. The flight will last about 2 hours 19 minutes.

Current status of UA421 is Scheduled On time Estimated Depart in 4 hours, 50 minutes

UA421 - UAL421 United Airlines (UA)
SNA Santa Ana United States
Flight SNA to DEN
DEN Denver United States
Scheduled On time Estimated Depart in 4 hours, 50 minutes
Departure John Wayne Airport
IATA: SNAICAO: KSNA
Scheduled 11:15 20 March 2026
Estimated 11:15 20 March 2026
A 8
Arrival Denver International Airport
IATA: DENICAO: KDEN
Scheduled 14:34 20 March 2026
Estimated 14:34 20 March 2026
None A40
UA421 Detail
  • Type: Domestic Flight
  • Code Shares: AC 5027, LH 7757
  • Flight Duration: 2 hours 19 minutes
  • Flight Distance: 1360 kms / 845 miles
Airline
  • United Airlines
  • IATA: UA
  • ICAO: UAL
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 114
  • Freight capacity: 9.6 tons
  • Passenger classes: First Class, Economy, Business Class, Shuttle
More Detail
  • Aircraft: Boeing 737MAX 8 Passenger
  • Callsign: F-KAAP2
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Denver
  • Current Time in Santa Ana: Friday 2026-03-20 06:25 AM
  • Current Time in Denver: Friday 2026-03-20 07:25 AM

United Airlines UA421 Flight Statistics

United Airlines
United Airlines
FLIGHT NO UA421
AIRPLANE Boeing 737MAX 8 Passenger
ON TIME 9
DELAYED 5
CANCELLED 0
ON TIME 21
DELAYED 9
CANCELLED 0
ON TIME 46
DELAYED 14
CANCELLED 0
ON TIME 68
DELAYED 16
CANCELLED 0
Last 14 days flight data
14 30 60 90
On Time Rate

United Airlines UA421 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Sat 14 Mar
Scheduled On time
Santa Ana (SNA) 2026-03-14T11:15
Denver (DEN) 2026-03-14T14:34
Fri 13 Mar
Arrived Delayed by 50m
Santa Ana (SNA) 2026-03-13T17:25
Denver (DEN) 2026-03-13T21:59
2026-03-13T18:28
2026-03-13T22:49
Tue 10 Mar
Scheduled On time
Santa Ana (SNA) 2026-03-10T17:25
Denver (DEN) 2026-03-10T21:59
Thu 05 Mar
Scheduled On time
Santa Ana (SNA) 2026-03-05T11:15
Denver (DEN) 2026-03-05T14:34
Sat 28 Feb
Scheduled Delayed by 1h 5m
Santa Ana (SNA) 2026-02-28T11:10
Denver (DEN) 2026-02-28T14:29
Fri 27 Feb
Arrived On time
Santa Ana (SNA) 2026-02-27T11:10
Denver (DEN) 2026-02-27T14:29
2026-02-27T11:00
2026-02-27T14:05
Thu 19 Feb
Arrived Delayed by 26m
Santa Ana (SNA) 2026-02-19T11:10
Denver (DEN) 2026-02-19T14:29
2026-02-19T11:58
2026-02-19T14:55
Tue 17 Feb
Scheduled On time
Santa Ana (SNA) 2026-02-17T11:10
Denver (DEN) 2026-02-17T14:29
Fri 13 Feb
Arrived On time
Santa Ana (SNA) 2026-02-13T11:10
Denver (DEN) 2026-02-13T14:29
2026-02-13T10:59
2026-02-13T14:03
Thu 12 Feb
Scheduled On time
Santa Ana (SNA) 2026-02-12T11:10
Denver (DEN) 2026-02-12T14:29

Flight routes similar to United Airlines UA421

Airline Flight no Departure Arrival
Air Canada AC5328
Air Canada 		20/03/2026
18:34 		2 hours 18 minutes
21:52
Southwest Airlines WN2557
Southwest Airlines 		20/03/2026
06:45 		2 hours 30 minutes
10:15
United Airlines UA489
United Airlines 		20/03/2026
08:49 		2 hours 20 minutes
12:09
Copa Airlines CM1290
Copa Airlines 		20/03/2026
16:15 		2 hours 19 minutes
19:34
Southwest Airlines WN676
Southwest Airlines 		20/03/2026
10:10 		2 hours 18 minutes
13:25
Frontier Airlines F94372
Frontier Airlines 		20/03/2026
11:32 		2 hours 20 minutes
14:52
United Airlines UA1937
United Airlines 		20/03/2026
13:27 		2 hours 18 minutes
16:45
Lufthansa LH7757
Lufthansa 		20/03/2026
11:15 		2 hours 8 minutes
14:34

United Airlines Flight UA421 FAQs

What is the scheduled flight duration for United Airlines UA421 flight?

On average, nonstop flight takes 2 hour(s) 19 minutes, with the flight distance of 1360 km (845 miles).

What is the current status of United Airlines UA421 flight?

The current status of flight United Airlines UA421 is Scheduled On time.

What type of aircraft is used for the United Airlines UA421 flight?

All United Airlines UA421 flights are operated using Boeing 737MAX 8 Passenger aircraft.

How many United Airlines UA421 flights are operated a week?

7 flights per week. The Flight United Airlines UA421 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .