UAL1255

UNITED AIRLINES INC · GEG → DEN

UAL1255 is operated by UNITED AIRLINES INC between Spokane International Airport (KGEG) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 2h 5m. SkyMeter has observed 94 legs of this flight number via ADS-B.

✈
FLIGHTS
94
last 90 days
⏱
AVG DURATION
2h 5m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
8 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KGEG → KDEN
78
avg 2h 15m · Spokane → Denver
2CO9 → KDEN
1
avg 48m · Lands End Heliport → Denver
KSLC → KDEN
1
avg 1h 12m · Salt Lake City → Denver
KGEG → KGJT
1
avg 2h 49m · Spokane → Grand Junction

Aircraft types

Equipment used on this number

5
B738 BOEING Boeing 737-800
95
B739 BOEING Boeing 737-900
13
B38M BOEING Boeing 737 MAX 8
2
A319 AIRBUS Airbus A319
1
B39M BOEING Boeing 737 MAX 9
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of UAL1255

30
N68836BOEING Boeing 737-900
→
08/22/2026
2h 58m
No alerts
Replay Analysis
N76514BOEING Boeing 737-800
→
08/22/2026
38m
No alerts
Replay Analysis
N76514BOEING Boeing 737-800
→
08/21/2026
5h 34m
No alerts
Replay Analysis
N76514BOEING Boeing 737-800
→
08/21/2026
2h 39m
No alerts
Replay Analysis
N37542BOEING Boeing 737 MAX 9
→
08/18/2026
2h 17m
No alerts
Replay Analysis
N17373BOEING Boeing 737 MAX 8
→
08/17/2026
2h 9m
No alerts
Replay Analysis
N17594BOEING Boeing 737-900
→
08/16/2026
2h 29m
No alerts
Replay Analysis
N37281BOEING Boeing 737-800
→
08/16/2026
1h 33m
No alerts
Replay Analysis
N37281BOEING Boeing 737-800
→
08/15/2026
44m
No alerts
Replay Analysis
N37281BOEING Boeing 737-800
→
08/15/2026
2h 18m
No alerts
Replay Analysis
N37295BOEING Boeing 737 MAX 8
→
08/15/2026
2h 12m
No alerts
Replay Analysis
N76517BOEING Boeing 737-800
→
08/14/2026
1h 27m
No alerts
Replay Analysis
N76517BOEING Boeing 737-800
→
08/13/2026
52m
No alerts
Replay Analysis
N76517BOEING Boeing 737-800
→
08/13/2026
2h 20m
No alerts
Replay Analysis
N61887BOEING Boeing 737-900
→
08/11/2026
2h 7m
No alerts
Replay Analysis
N37267BOEING Boeing 737-800
→
08/10/2026
2h 24m
No alerts
Replay Analysis
N37267BOEING Boeing 737-800
→
08/09/2026
2h 19m
No alerts
Replay Analysis
N34222BOEING Boeing 737-800
→
08/08/2026
2h 15m
No alerts
Replay Analysis
N17229BOEING Boeing 737-800
→
08/07/2026
2h 5m
No alerts
Replay Analysis
N73251BOEING Boeing 737-800
→
08/06/2026
2h 6m
No alerts
Replay Analysis
N73251BOEING Boeing 737-800
→
08/05/2026
2h 9m
No alerts
Replay Analysis
N76522BOEING Boeing 737-800
→
08/04/2026
1h 56m
No alerts
Replay Analysis
N76504BOEING Boeing 737-800
→
08/03/2026
2h 35m
No alerts
Replay Analysis
N76529BOEING Boeing 737-800
→
08/02/2026
11m
No alerts
Replay Analysis
N76529BOEING Boeing 737-800
→
08/02/2026
2h 9m
No alerts
Replay Analysis
N68802BOEING Boeing 737-900
→
07/31/2026
1h 57m
No alerts
Replay Analysis
N13227BOEING Boeing 737-800
→
07/30/2026
2h 9m
No alerts
Replay Analysis
N24212BOEING Boeing 737-800
→
07/30/2026
1h 29m
No alerts
Replay Analysis
N24212BOEING Boeing 737-800
→
07/29/2026
42m
No alerts
Replay Analysis
N24212BOEING Boeing 737-800
→
07/29/2026
2h 12m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window