UA371

SFO → BOS · Boeing 737 MAX 9 · United Airlines

For travellers

Departure · San Francisco (SFO)

Terminal ITM · Gate G6

Scheduled 01 Oct 07:00 · Departed 01 Oct 07:08 · +8 min

Board status: Departed

Airborne since 01 Oct 08:04 (ADS-B)

Arrival · Boston (BOS)

Terminal B · Gate B27 · Baggage belt 6

Scheduled 01 Oct 15:55 · Landed 01 Oct 16:23 · +28 min

Board status: Arrived

Landed 01 Oct 17:47 (ADS-B)

Board data from bos, sfo, updated 818 min ago; times local to each airport.

Flight

Status

Completed

Arrival confirmed via

ADS-B (callsign change)

Departure

San Francisco International Airport (SFO) — San Francisco, United States

Scheduled departure

2026-10-01 14:00 UTC

Departed

2026-10-01 15:04 UTC

Arrival

General Edward Lawrence Logan International Airport (BOS) — Boston, United States

Scheduled arrival

2026-10-01 19:55 UTC

Estimated arrival

2026-10-01 20:18 UTC

Codeshares

NZ9014, VA8566

Distance flown

4552 km

Straight-line distance

4341 km

Approach distance

170 km

Aircraft

Registration

N77471

Type

Boeing 737 MAX 9

Seats

179 total (117 Economy, 42 Economy Plus, 20 First) (typical for type, not this tail)

CO2 (EMEP est., total)

87.5 t (473 kg/pax Economy, 620 kg/pax Business)

Altitude & speed

Max altitude

35,075 ft

Max ground speed

544 kt

Tracked

6h 43m · 4,528 km

Altitude (ft, max 35,075)

Ground speed (kt, max 544)

Altitude (ft, max 35,075)

Ground speed (kt, max 544)

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
2026-10-01 15:04 UTC	UAL371	SFO → BOS San Francisco → Boston	N77471	Boeing 737 MAX 9	Completed	4552 km
2026-10-01 01:52 UTC	UAL371	LAX → LAS Los Angeles → Las Vegas	N66897	Boeing 737-900	Completed	489 km
2026-09-30 01:51 UTC	UAL371	LAX → LAS Los Angeles → Las Vegas	N12238	Boeing 737-800	Completed	445 km

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