YAFT.LIVE

UAL1256

TYS → DEN · Airbus A320 233 · United Airlines

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
McGhee Tyson Airport (TYS) — Knoxville, United States
Departed
2026-09-26 13:17 UTC
Arrival
Denver International Airport (DEN) — Denver, United States
Distance flown
1967 km
Straight-line distance
1866 km
Approach distance
67 km

Aircraft

Registration
N474UA
Type
Airbus A320 233
Seats
150 total (96 Economy, 42 Economy Plus, 12 First)

Altitude & speed

Max altitude
36,025 ft
Max ground speed
444 kt
Tracked
4h 26m · 1,959 km
Altitude (ft, max 36,025)
019,45438,9070m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 444)
02404800m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 36,025)
019,45438,9070m2h 0m4h 0m
Ground speed (kt, max 444)
02404800m2h 0m4h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 17:47 UTC UAL1256 DEN → SJC
Denver → San Jose
 N431UA Airbus A320 233 In progress ~1522 km est.
2026-10-02 13:15 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N431UA Airbus A320 233 Completed 1943 km
2026-10-01 17:41 UTC UAL1256 DEN → SJC
Denver → San Jose
 N442UA Airbus A320 233 Completed 1561 km
2026-10-01 13:12 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N454UA Airbus A320 233 Completed 1953 km
2026-09-30 17:45 UTC UAL1256 DEN → SJC
Denver → San Jose
 N448UA Airbus A320 233 Completed 1565 km
2026-09-30 13:37 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N446UA Airbus A320 233 Completed 1989 km
2026-09-29 17:31 UTC UAL1256 DEN → SJC
Denver → San Jose
 N482UA Airbus A320 233 Completed 1569 km
2026-09-29 13:16 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N462UA Airbus A320 233 Completed 1943 km
2026-09-28 17:28 UTC UAL1256 DEN → SJC
Denver → San Jose
 N460UA Airbus A320 233 Completed 1714 km
2026-09-28 13:18 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N457UA Airbus A320 233 Completed 1993 km
2026-09-27 17:41 UTC UAL1256 DEN → SJC
Denver → San Jose
 N444UA Airbus A320 233 Completed 1561 km
2026-09-27 13:09 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N441UA Airbus A320 233 Completed 1990 km
2026-09-26 17:44 UTC UAL1256 DEN → SJC
Denver → San Jose
 N474UA Airbus A320 233 Completed 1554 km
2026-09-26 13:17 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N474UA Airbus A320 233 Completed 1967 km
2026-09-25 17:54 UTC UAL1256 DEN → SJC
Denver → San Jose
 N445UA Airbus A320 233 Completed 1563 km
2026-09-25 13:08 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N445UA Airbus A320 233 Completed 2080 km
2026-09-24 17:30 UTC UAL1256 DEN → SJC
Denver → San Jose
 N461UA Airbus A320 233 Completed 1572 km
2026-09-24 13:08 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N453UA Airbus A320 233 Completed 1979 km
2026-09-23 18:00 UTC UAL1256 DEN → SJC
Denver → San Jose
 N37325 Boeing 737 MAX 8 Completed 1565 km
2026-09-23 13:09 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N448UA Airbus A320 233 Completed 1984 km
2026-09-22 17:28 UTC UAL1256 DEN → SJC
Denver → San Jose
 N37354 Boeing 737 MAX 8 Completed 1566 km
2026-09-22 13:13 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N493UA Airbus A320 233 Completed 1986 km
2026-09-21 17:27 UTC UAL1256 DEN → SJC
Denver → San Jose
 N35204 Boeing 737-800 Completed 1570 km
2026-09-21 13:09 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N447UA Airbus A320 233 Completed 1936 km
2026-09-20 17:55 UTC UAL1256 DEN → SJC
Denver → San Jose
 N27546 Boeing 737 MAX 9 Completed 1599 km
2026-09-20 13:07 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N1902U Airbus A320 233 Completed 2019 km
2026-09-19 17:28 UTC UAL1256 DEN → SJC
Denver → San Jose
 N77530 Boeing 737-800 Completed 1644 km
2026-09-19 13:11 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N431UA Airbus A320 233 Completed 2065 km
2026-09-18 17:26 UTC UAL1256 DEN → SJC
Denver → San Jose
 N37561 Boeing 737 MAX 9 Completed 1650 km
2026-09-18 13:07 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N454UA Airbus A320 233 Completed 2098 km
2026-09-17 17:22 UTC UAL1256 DEN → SJC
Denver → San Jose
 N37508 Boeing 737 MAX 9 Completed 1677 km
2026-09-17 13:17 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N432UA Airbus A320 233 Completed 2102 km
2026-09-16 17:41 UTC UAL1256 DEN → SJC
Denver → San Jose
 N67350 Boeing 737 MAX 8 Completed 1644 km
2026-09-15 17:31 UTC UAL1256 DEN → SJC
Denver → San Jose
 N17373 Boeing 737 MAX 8 Completed 1664 km
2026-09-15 13:07 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N445UA Airbus A320 233 Completed 2124 km
2026-09-14 13:50 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N459UA Airbus A320 233 Completed 2918 km
2026-09-13 17:26 UTC UAL1256 DEN → SJC
Denver → San Jose
 N27519 Boeing 737 MAX 9 Completed 1668 km
2026-09-13 13:15 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N495UA Airbus A320 233 Completed 2167 km
2026-09-12 17:29 UTC UAL1256 DEN → SJC
Denver → San Jose
 N17245 Boeing 737-800 Completed 1658 km
2026-09-12 13:11 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N464UA Airbus A320 233 Completed 2174 km
2026-09-11 17:27 UTC UAL1256 DEN → SJC
Denver → San Jose
 N47370 Boeing 737 MAX 8 Completed 1663 km
2026-09-11 13:09 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N465UA Airbus A320 233 Completed 2093 km
2026-09-10 17:31 UTC UAL1256 DEN → SJC
Denver → San Jose
 N47446 Boeing 737 MAX 9 Completed 1714 km
2026-09-10 13:04 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N445UA Airbus A320 233 Completed 2849 km
2026-09-09 17:35 UTC UAL1256 DEN → SJC
Denver → San Jose
 N37308 Boeing 737 MAX 8 Completed 1665 km
2026-09-09 13:09 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N479UA Airbus A320 233 Completed 2067 km
2026-09-07 17:24 UTC UAL1256 DEN → SJC
Denver → San Jose
 N37278 Boeing 737 MAX 8 Completed 1682 km
2026-09-07 13:06 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N461UA Airbus A320 233 Completed 2368 km
2026-09-06 17:50 UTC UAL1256 DEN → SJC
Denver → San Jose
 N17373 Boeing 737 MAX 8 Completed 1639 km
2026-09-06 13:10 UTC UAL1256 TYS → DEN
Knoxville → Denver
 N73276 Boeing 737-800 Completed 2040 km

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