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 11:05 18 January 2026 America/Los_Angeles. The flight is expected to land at Denver International Airport at 14:28 18 January 2026 America/Denver. The flight will last about 2 hours 23 minutes.

Current status of UA421 is Scheduled On time Estimated Depart in 55 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 55 minutes
Departure John Wayne Airport
IATA: SNAICAO: KSNA
Scheduled 11:05 18 January 2026
Estimated 11:05 18 January 2026
B 10
Arrival Denver International Airport
IATA: DENICAO: KDEN
Scheduled 14:28 18 January 2026
Estimated 14:28 18 January 2026
None B49
UA421 Detail
  • Type: Domestic Flight
  • Code Shares: AC 5027
  • Flight Duration: 2 hours 23 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: Sunday 2026-01-18 10:10 AM
  • Current Time in Denver: Sunday 2026-01-18 11:10 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
Thu 15 Jan
Scheduled On time
Santa Ana (SNA) 2026-01-15T11:05
Denver (DEN) 2026-01-15T14:28
Tue 13 Jan
Arrived On time
Santa Ana (SNA) 2026-01-13T11:05
Denver (DEN) 2026-01-13T14:28
2026-01-13T10:52
2026-01-13T14:13
Mon 12 Jan
Arrived Delayed by 17m
Santa Ana (SNA) 2026-01-12T11:05
Denver (DEN) 2026-01-12T14:28
2026-01-12T10:59
2026-01-12T14:45
Tue 06 Jan
Scheduled On time
Santa Ana (SNA) 2026-01-06T11:05
Denver (DEN) 2026-01-06T14:28
Mon 05 Jan
Scheduled On time
Santa Ana (SNA) 2026-01-05T16:25
Denver (DEN) 2026-01-05T17:57
Sat 03 Jan
Departed Delayed by 21m
Santa Ana (SNA) 2026-01-03T16:25
Denver (DEN) 2026-01-03T17:57
2026-01-03T16:41
Fri 02 Jan
Scheduled On time
Santa Ana (SNA) 2026-01-02T16:25
Denver (DEN) 2026-01-02T17:57
Tue 30 Dec
Departed On time
Santa Ana (SNA) 2025-12-30T16:25
Denver (DEN) 2025-12-30T17:57
2025-12-30T16:22
Sun 28 Dec
Scheduled On time
Santa Ana (SNA) 2025-12-28T18:49
Denver (DEN) 2025-12-28T22:15
Sat 27 Dec
Arrived Delayed by 36m
Santa Ana (SNA) 2025-12-27T18:49
Denver (DEN) 2025-12-27T22:15
2025-12-27T19:52
2025-12-27T22:51

Flight routes similar to United Airlines UA421

Airline Flight no Departure Arrival
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11:28 		2 hours 20 minutes
14:48
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16:40
Southwest Airlines WN2814
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08:30 		2 hours 15 minutes
11:45
Air Canada AC5328
Air Canada 		18/01/2026
16:06 		2 hours 24 minutes
19:30
United Airlines UA1236
United Airlines 		18/01/2026
16:06 		2 hours 24 minutes
19:30
Copa Airlines CM1290
Copa Airlines 		18/01/2026
16:06 		2 hours 24 minutes
19:30

United Airlines Flight UA421 FAQs

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

On average, nonstop flight takes 2 hour(s) 23 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 .