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 9h 56m. SkyMeter has observed 87 legs of this flight number via ADS-B.

✈
FLIGHTS
87
last 90 days
⏱
AVG DURATION
9h 56m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
2 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

1
EGLL → KIAH
85
avg 9h 55m · London Heathrow → George Bush Intercontinental Houston

Aircraft types

Equipment used on this number

2
B772 BOEING Boeing 777-200
85
B77W BOEING Boeing 777-300ER
2

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
N227UABOEING Boeing 777-200
→
08/22/2026
9h 48m
No alerts
Replay Analysis
N218UABOEING Boeing 777-200
→
08/19/2026
10h 5m
No alerts
Replay Analysis
N225UABOEING Boeing 777-200
→
08/18/2026
10h 14m
No alerts
Replay Analysis
N218UABOEING Boeing 777-200
→
08/17/2026
10h 17m
No alerts
Replay Analysis
N226UABOEING Boeing 777-200
→
08/16/2026
10h 2m
No alerts
Replay Analysis
N225UABOEING Boeing 777-200
→
08/15/2026
10h 3m
No alerts
Replay Analysis
N794UABOEING Boeing 777-200
→
08/14/2026
9h 54m
No alerts
Replay Analysis
N78001BOEING Boeing 777-200
→
08/13/2026
10h 5m
No alerts
Replay Analysis
N787UABOEING Boeing 777-200
→
08/12/2026
10h 14m
No alerts
Replay Analysis
N69020BOEING Boeing 777-200
→
08/11/2026
9h 40m
No alerts
Replay Analysis
N224UABOEING Boeing 777-200
→
08/10/2026
10h 12m
No alerts
Replay Analysis
N228UABOEING Boeing 777-200
→
08/09/2026
9h 46m
No alerts
Replay Analysis
N78013BOEING Boeing 777-200
→
08/08/2026
10h 19m
No alerts
Replay Analysis
N78013BOEING Boeing 777-200
→
08/07/2026
9h 27m
No alerts
Replay Analysis
N78001BOEING Boeing 777-200
→
08/06/2026
9h 28m
No alerts
Replay Analysis
N78001BOEING Boeing 777-200
→
08/05/2026
9h 56m
No alerts
Replay Analysis
N209UABOEING Boeing 777-200
→
08/04/2026
9h 33m
No alerts
Replay Analysis
N209UABOEING Boeing 777-200
→
08/03/2026
10h 7m
No alerts
Replay Analysis
N204UABOEING Boeing 777-200
→
08/02/2026
9h 55m
No alerts
Replay Analysis
N784UABOEING Boeing 777-200
→
08/01/2026
7h 25m
No alerts
Replay Analysis
N2644UBOEING Boeing 777-300ER
→
07/31/2026
9h 33m
No alerts
Replay Analysis
N2644UBOEING Boeing 777-300ER
→
07/30/2026
9h 18m
No alerts
Replay Analysis
N209UABOEING Boeing 777-200
→
07/29/2026
9h 48m
No alerts
Replay Analysis
N795UABOEING Boeing 777-200
→
07/28/2026
9h 43m
No alerts
Replay Analysis
N227UABOEING Boeing 777-200
→
07/27/2026
9h 41m
No alerts
Replay Analysis
N795UABOEING Boeing 777-200
→
07/26/2026
9h 48m
No alerts
Replay Analysis
N784UABOEING Boeing 777-200
→
07/25/2026
9h 44m
No alerts
Replay Analysis
N37018BOEING Boeing 777-200
→
07/24/2026
9h 33m
No alerts
Replay Analysis
N206UABOEING Boeing 777-200
→
07/23/2026
9h 42m
No alerts
Replay Analysis
N792UABOEING Boeing 777-200
→
07/22/2026
10h 2m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window