UAL879 is operated by UNITED AIRLINES INC between London Heathrow Airport (EGLL) and George Bush Intercontinental Houston Airport (KIAH). The flight is most often flown by a BOEING Boeing 777-200. Typical block time is 4h 7m. SkyMeter has observed 76 legs of this flight number via ADS-B.

FLIGHTS
76
last 90 days
AVG DURATION
4h 7m
tracked time
📅
SERVICE PERIOD
04/03/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
3 / 1
city pairs · airframes
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

1
16
avg 9h 57m · London Heathrow → George Bush Intercontinental Houston

Aircraft types

Equipment used on this number

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 UAL879

30
06/01/2026
1h 52m
No alerts
05/31/2026
3h 47m
No alerts
05/29/2026
3h 49m
No alerts
05/28/2026
3h 48m
No alerts
05/28/2026
1h 38m
No alerts
05/26/2026
4h 37m
No alerts
05/26/2026
1h 58m
No alerts
05/26/2026
10h 23m
No alerts
05/24/2026
2h 59m
No alerts
05/24/2026
1h 26m
No alerts
05/23/2026
4h 22m
No alerts
05/23/2026
1h 59m
No alerts
05/21/2026
3h 14m
No alerts
05/21/2026
1h 24m
No alerts
05/17/2026
3h 16m
No alerts
05/17/2026
2h 31m
No alerts
05/15/2026
3h 51m
No alerts
05/15/2026
1h 29m
No alerts
05/14/2026
2h 55m
No alerts
05/14/2026
1h 43m
No alerts
05/13/2026
3h 40m
No alerts
05/13/2026
1h 45m
No alerts
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window