UAL879

For travellers

Departure · London (LHR)

Terminal 2

Scheduled 22 Sep 10:00

Board status: Departed 10:16

Airborne since 22 Sep 10:16 (ADS-B)

Board data from heathrow, updated 12745 min ago; times local to each airport.

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

London Heathrow Airport (LHR) — London, United Kingdom

Scheduled departure

2026-09-22 09:00 UTC

Departed

2026-09-22 09:16 UTC

Arrival

George Bush Intercontinental Houston Airport (IAH) — Houston, United States

Also flies as

UA879

Codeshares

AC3912, LH7623, LX3054, OS7809, SN9078

Distance flown

7974 km

Straight-line distance

7763 km

Approach distance

85 km

Aircraft

Registration

N78017

Type

Boeing 777-200ER

Seats

276 total (156 Economy, 46 Economy Plus, 24 Premium Plus, 50 United Polaris Business)

CO2 (EMEP est., total)

429.7 t (3410 kg/pax Business, 1399 kg/pax Premium Economy, 1116 kg/pax Economy)

Altitude & speed

Max altitude

38,000 ft

Max ground speed

519 kt

Tracked

9h 23m · 7,954 km

Altitude (ft, max 38,000)

Ground speed (kt, max 519)

Altitude (ft, max 38,000)

Ground speed (kt, max 519)

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

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 09:20 UTC	UAL879	LHR → IAH London → Houston	N792UA	Boeing 777-200ER	In progress	~7763 km est.
2026-10-01 09:07 UTC	UAL879	LHR → IAH London → Houston	N74007	Boeing 777-200ER	Completed	8086 km
2026-09-30 09:17 UTC	UAL879	LHR → IAH London → Houston	N792UA	Boeing 777-200ER	Completed (landing confirmed by airport data)	7913 km
2026-09-29 09:23 UTC	UAL879	LHR → IAH London → Houston	N76010	Boeing 777-200ER	Completed (landing presumed)	7919 km
2026-09-28 09:15 UTC	UAL879	LHR → IAH London → Houston	N799UA	Boeing 777-200ER	Completed	7934 km
2026-09-27 09:22 UTC	UAL879	LHR → IAH London → Houston	N209UA	Boeing 777-200ER	Completed	7975 km
2026-09-26 09:12 UTC	UAL879	LHR → IAH London → Houston	N797UA	Boeing 777-200ER	Completed (landing presumed)	8186 km
2026-09-25 09:18 UTC	UAL879	LHR → IAH London → Houston	N797UA	Boeing 777-200ER	Completed	8168 km
2026-09-24 09:11 UTC	UAL879	LHR → IAH London → Houston	N76010	Boeing 777-200ER	Completed	7939 km
2026-09-23 09:25 UTC	UAL879	LHR → IAH London → Houston	N217UA	Boeing 777-200ER	Completed (landing presumed)	8273 km
2026-09-22 09:16 UTC	UAL879	LHR → IAH London → Houston	N78017	Boeing 777-200ER	Completed	7974 km
2026-09-21 09:36 UTC	UAL879	LHR → IAH London → Houston	N216UA	Boeing 777-200ER	Completed (landing presumed)	8504 km
2026-09-20 09:29 UTC	UAL879	LHR → IAH London → Houston	N225UA	Boeing 777-200ER	Incomplete (signal lost)	8239 km
2026-09-19 09:39 UTC	UAL879	LHR → IAH London → Houston	N794UA	Boeing 777-200ER	Completed (landing presumed)	8465 km
2026-09-18 09:12 UTC	UAL879	LHR → IAH London → Houston	N78017	Boeing 777-200ER	Completed (landing presumed)	8191 km
2026-09-17 09:15 UTC	UAL879	LHR → IAH London → Houston	N784UA	Boeing 777-200ER	Completed	8363 km
2026-09-16 08:56 UTC	UAL879	LHR → IAH London → Houston	N78005	Boeing 777-200ER	Completed	8271 km
2026-09-15 09:31 UTC	UAL879	LHR → IAH London → Houston	N77022	Boeing 777-200ER	Completed	8218 km
2026-09-14 09:18 UTC	UAL879	LHR → IAH London → Houston	N793UA	Boeing 777-200ER	Completed	8187 km
2026-09-13 09:21 UTC	UAL879	LHR → IAH London → Houston	N78009	Boeing 777-200ER	Completed	8716 km
2026-09-12 09:29 UTC	UAL879	LHR → IAH London → Houston	N78005	Boeing 777-200ER	Completed	8109 km
2026-09-11 09:24 UTC	UAL879	LHR → IAH London → Houston	N76021	Boeing 777-200ER	Completed	8539 km
2026-09-10 09:27 UTC	UAL879	LHR → IAH London → Houston	N77022	Boeing 777-200ER	Completed (landing presumed)	8527 km
2026-09-09 09:35 UTC	UAL879	LHR → IAH London → Houston	N57016	Boeing 777-200ER	Completed	8382 km
2026-09-08 09:24 UTC	UAL879	LHR → IAH London → Houston	N76021	Boeing 777-200ER	Incomplete (signal lost)	~8007 km est. (1112 km recorded)
2026-09-06 09:21 UTC	UAL879	LHR → IAH London → Houston	N794UA	Boeing 777-200ER	Completed	8110 km
2026-09-05 09:19 UTC	UAL879	LHR → IAH London → Houston	N792UA	Boeing 777-200ER	Completed (landing presumed)	8330 km
2026-09-03 22:07 UTC	UAL879	AUS → IAH Austin → Houston	N77014	Boeing 777-200ER	Completed	325 km
2026-09-03 09:35 UTC	UAL879	LHR → AUS London → Austin	N77014	Boeing 777-200ER	Completed	9228 km
2026-09-02 10:02 UTC	UAL879	LHR → IAH London → Houston	N57016	Boeing 777-200ER	Completed	8156 km
2026-09-01 09:27 UTC	UAL879	LHR → IAH London → Houston	N788UA	Boeing 777-200ER	Incomplete (signal lost)	8371 km
2026-08-31 09:27 UTC	UAL879	LHR → IAH London → Houston	N798UA	Boeing 777-200ER	Incomplete (signal lost)	8385 km
2026-08-30 09:22 UTC	UAL879	LHR → IAH London → Houston	N217UA	Boeing 777-200ER	Completed	8291 km
2026-08-29 09:41 UTC	UAL879	LHR → IAH London → Houston	N78013	Boeing 777-200ER	Completed	8258 km
2026-08-28 10:52 UTC	UAL879	LHR → IAH London → Houston	N218UA	Boeing 777-200ER	Completed	8221 km
2026-08-27 10:12 UTC	UAL879	LHR → IAH London → Houston	N218UA	Boeing 777-200ER	Completed	8121 km
2026-08-25 09:24 UTC	UAL879	LHR → IAH London → Houston	N218UA	Boeing 777-200ER	Completed	8219 km
2026-08-24 09:32 UTC	UAL879	LHR → IAH London → Houston	N218UA	Boeing 777-200ER	Completed	8355 km
2026-08-23 09:47 UTC	UAL879	LHR → IAH London → Houston	N78013	Boeing 777-200ER	Incomplete (signal lost)	8217 km
2026-08-22 09:05 UTC	UAL879	LHR → IAH London → Houston	N227UA	Boeing 777-200ER	Completed	9760 km
2026-08-21 09:20 UTC	UAL879	LHR → IAH London → Houston	N69020	Boeing 777-200ER	Completed	9455 km
2026-08-20 09:25 UTC	UAL879	LHR → IAH London → Houston	N69020	Boeing 777-200ER	Completed	11673 km
2026-08-19 09:12 UTC	UAL879	LHR → IAH London → Houston	N218UA	Boeing 777-200ER	Incomplete (signal lost)	10466 km
2026-08-18 09:20 UTC	UAL879	LHR → IAH London → Houston	N225UA	Boeing 777-200ER	Completed	11510 km
2026-08-17 09:23 UTC	UAL879	LHR → IAH London → Houston	N218UA	Boeing 777-200ER	Completed	11966 km
2026-08-16 11:44 UTC	UAL879	LHR → IAH London → Houston	N226UA	Boeing 777-200ER	Completed	9603 km
2026-08-15 09:20 UTC	UAL879	LHR → IAH London → Houston	N225UA	Boeing 777-200ER	Completed	~13395 km est. (9727 km recorded)
2026-08-14 08:51 UTC	UAL879	LHR → IAH London → Houston	N794UA	Boeing 777-200ER	Completed	10114 km
2026-08-13 08:46 UTC	UAL879	LHR → IAH London → Houston	N78001	Boeing 777-200ER	Completed	~12644 km est. (9807 km recorded)