United Airlines UA421 Flight Status
According to Trip.com latest record on status for United Airlines flight UA421 from Santa Ana to Denver (SNA-DEN): Flights for Apr 6, 2026 are scheduled, with the next departure slated for 11:10 from SNA and an expected arrival at 14:02 at DEN .
Sun, Apr 5
Mon, Apr 6
Tue, Apr 7
Access more flight status info on the Trip.com app
Show more
In Flight
Your flight has departed Santa Ana and is expected to arrive in Denver at 14:15.
2h 24m
Check-in Counter
--
Boarding Gate
10
Arrival Gate
B7
Baggage
14
Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
2h 24m
Check-in Counter
--
Boarding Gate
10
Arrival Gate
--
Baggage
--
Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
2h 24m
Check-in Counter
--
Boarding Gate
10
Arrival Gate
--
Baggage
--
Flight status powered by VariFlight.VariFlight. For real-time updates, follow airport displays or contact your airline directly.
UA421 Aircraft Specifications
According to Trip.com real-time data, the UA421 flight from Santa Ana to Denver on 4/6/2026 is operated using the aircraft model Airbus A319. This aircraft has been in service for 28y, 10m. The aircraft has 128 seats.
Airbus A319
On-Time Departure
83%
On-Time Arrival
90%
Avg. Early
6 minutes
Aircraft Age
28y, 10m
Total Seats
128
Flight Distance
--
Economy
First
Premium Economy
Cabin Amenities
None
On-demand entertainment
Wi-Fi (additional charge)
Unknown
Seat Information
76 cm
Legroom
--
Seat width
100°
Reclining Angle
3-3
Seat layout example
Cabin Amenities
Snacks
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
94 cm
Legroom
--
Seat width
120°
Reclining Angle
2-2
Seat layout example
Cabin Amenities
None
On-demand entertainment
Wi-Fi (additional charge)
Power outlet
Seat Information
86 cm
Legroom
45 cm
Seat width better than on 86% of flights
105°
Reclining Angle
3-3
Seat layout example
See more amenities and seat info in the app
Show more
UA421 Flight History
Trip.com historical records show that the last UA421 flight departed on Sun, Apr 5 from SNA at approximately 11:23. This flight is expected to arrrive in DEN at 14:15.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Wed, Apr 1 | Santa Ana (SNA) | Denver (DEN) | 319 | 11:29 | 14:20 | Arrived |
| Thu, Apr 2 | Santa Ana (SNA) | Denver (DEN) | 319 | 11:21 | 14:11 | Arrived |
| Fri, Apr 3 | Santa Ana (SNA) | Denver (DEN) | 319 | 11:34 | 14:18 | Arrived |
| Sat, Apr 4 | Santa Ana (SNA) | Denver (DEN) | 319 | 11:21 | 14:12 | Arrived |
| Sun, Apr 5 | Santa Ana (SNA) | Denver (DEN) | 319 | 11:23 | 14:15 | In Flight |
| Mon, Apr 6 | Santa Ana (SNA) | Denver (DEN) | 319 | 11:10 | 14:02 | Scheduled |
| Tue, Apr 7 | Santa Ana (SNA) | Denver (DEN) | 320 | 11:10 | 14:34 | Scheduled |
text.text............fake.row.text............text.........fake row ...text
Check upcoming flights with our app
Show more
UA421 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA421 is 83% (Late on average 21 minutes), and the on-time arrival rate is 90% (Early on average 6 minutes).
On-Time Departures
Punctuality
83%
Late on average 21 minutes
Early
0%
On time
83%
30 mins late
7%
60 mins late
7%
90 mins late
3%
Cancelled
0%
On-Time Arrivals
Punctuality
90%
Early on average 6 minutes
Early
83%
On time
7%
30 mins late
3%
60 mins late
3%
90 mins late
3%
Cancelled
0%
Recommended hotels in Denver
Hotels near Denver International Airport
Hotels near Denver
8.9/10
114 Reviews
The Westin Denver International Airport
0.43 km from the airport
CAD 520
8.7/10
99 Reviews
Gaylord Rockies Resort & Convention Center
7.65 km from the airport
CAD 523
8.5/10
104 Reviews
Hyatt House Denver Airport
8.69 km from the airport
CAD 192
9/10
Reviews
6 Mi to Dia: Denver Home w/ Fenced Yard & Fire Pit
8.7 km from the airport
CAD 206
8.3/10
49 Reviews
Holiday Inn Express DENVER DOWNTOWN by IHG
Denver downtown/capitol hill | 0.63 km from city centre
12% off
CAD 118 CAD 104
9/10
106 Reviews
Hyatt Regency Denver at Colorado Conv Ct
Denver downtown/capitol hill | 0.97 km from city centre
CAD 266
8.3/10
109 Reviews
Warwick Denver
Denver downtown/capitol hill | 0.61 km from city centre
CAD 148
8.6/10
85 Reviews
Home2 Suites by Hilton Denver Downtown Convention Center
Denver downtown/capitol hill | 0.9 km from city centre
CAD 106
Low-Cost Return Flights to Santa Ana
- Tue, May 12Denver (DEN)Santa Ana (SNA)
Frontier AirlinesOne way59% offCAD 99CAD 41 - Fri, May 15Denver (DEN)Santa Ana (SNA) Frontier AirlinesOne way53% offCAD 99CAD 47
- Sun, Apr 19Denver (DEN)Santa Ana (SNA) Frontier AirlinesOne way51% offCAD 99CAD 49
- Sun, May 17Denver (DEN)Santa Ana (SNA) Frontier AirlinesOne way51% offCAD 99CAD 49
- Sun, Apr 26Denver (DEN)Santa Ana (SNA) Frontier AirlinesOne way46% offCAD 99CAD 53
- Sun, May 10Denver (DEN)Santa Ana (SNA) Frontier AirlinesOne way7% offCAD 99CAD 92
More Cheap Flights
Download the Trip.com app for more real-time flight status updates
Track flight status updates in real-time
Get more deals on flights, trains, and hotels only in the app
24/7 Customer Support
or
Easy Download
Scan the QR code
Explore Denver Deals: Flights, Hotels & Attractions
Hotels
Airport Transfers
Tours & Tickets
Car Rentals
When You Land: Denver Weather & Time Zone
Clear
|
4°C - 21°C
Weather forecast for your arrival day
1 hour time difference
Time on arrival: Santa Ana 13:02| Denver 14:02
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system