SN9057

EWR → LHR · Boeing 787-9 · United Airlines

For travellers

Departure · Newark (EWR)

Terminal C · Gate C138

Scheduled 29 Sep 09:35 · Departed 29 Sep 09:30 · early

Board status: Departed

Airborne since 29 Sep 09:56 (ADS-B)

Arrival · London (LHR)

Terminal 2

Scheduled 29 Sep 21:25

Board status: Landed 21:00, bags delivered on belt 5

Landed 29 Sep 17:03 (estimated)

Board data from ewr, heathrow, updated 3150 min ago; times local to each airport.

Flight

Status

Incomplete (signal lost)

Departure

Newark Liberty International Airport (EWR) — Newark, United States

Scheduled departure

2026-09-29 13:35 UTC

Departed

2026-09-29 13:56 UTC

Arrival

London Heathrow Airport (LHR) — London, United Kingdom (scheduled)

Scheduled arrival

2026-09-29 20:25 UTC

Also flies as

UA122

Codeshares

AC3723, LH7628, OS7798, SN9057

Distance flown

2019 km

Straight-line distance

5562 km

Aircraft

Registration

N23983

Type

Boeing 787-9

Seats

257 total (149 Economy, 39 Economy Plus, 21 Premium Plus, 48 Polaris)

Altitude & speed

Max altitude

39,000 ft

Max ground speed

556 kt

Tracked

2h 7m · 2,011 km

Altitude (ft, max 39,000)

Ground speed (kt, max 556)

Altitude (ft, max 39,000)

Ground speed (kt, max 556)

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
2026-09-29 13:56 UTC	UAL122	EWR → LHR Newark → London	N23983	Boeing 787-9	Incomplete (signal lost)	~5660 km est. (2019 km recorded)
2026-09-24 14:19 UTC	UAL122	EWR → LHR Newark → London	N29977	Boeing 787-9	Incomplete (signal lost)	~5652 km est. (2036 km recorded)

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