UA555

For travellers

Departure · Boston (BOS)

Terminal B · Gate B29

Scheduled 02 Oct 17:56 · Departed 02 Oct 18:20 · +24 min

Board status: Departed

Airborne since 02 Oct 18:46 (ADS-B)

Board data from bos, updated 2297 min ago; times local to each airport.

Flight

Status

Completed

Arrival confirmed via

ADS-B (ground reading)

Departure

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

Scheduled departure

2026-10-02 21:56 UTC

Departed

2026-10-02 22:46 UTC

Arrival

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

Distance flown

464 km

Straight-line distance

322 km

Approach distance

101 km

Aircraft

Registration

N21723

Type

Boeing 737-700

Seats

126 total (78 Economy, 36 Economy Plus, 12 Business)

CO2 (EMEP est., total)

8.4 t (65 kg/pax Economy, 87 kg/pax Business)

Altitude & speed

Max altitude

16,025 ft

Max ground speed

343 kt

Tracked

2h 22m · 463 km

Altitude (ft, max 16,025)

Ground speed (kt, max 343)

Altitude (ft, max 16,025)

Ground speed (kt, max 343)

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 22:46 UTC	UAL2645	BOS → EWR Boston → Newark	N21723	Boeing 737-700	Completed	464 km
2026-10-01 22:45 UTC	UAL555	BOS → EWR Boston → Newark	N25705	Boeing 737-700	Completed	451 km
2026-09-30 22:21 UTC	UAL555	BOS → EWR Boston → Newark	N25705	Boeing 737-700	Completed	487 km
2026-09-29 22:22 UTC	UAL555	BOS → EWR Boston → Newark	N25705	Boeing 737-700	Completed	540 km
2026-09-23 19:27 UTC	UAL555	ATL → EWR Atlanta → Newark	N27287	Boeing 737 MAX 8	Completed	1235 km
2026-09-22 19:05 UTC	UAL555	ATL → EWR Atlanta → Newark	N17338	Boeing 737 MAX 8	Completed	1237 km
2026-09-20 19:28 UTC	UAL555	ATL → EWR Atlanta → Newark	N37502	Boeing 737 MAX 9	Completed	1308 km
2026-09-18 19:24 UTC	UAL555	ATL → EWR Atlanta → Newark	N75432	Boeing 737-900	Completed	1485 km
2026-09-17 19:07 UTC	UAL555	ATL → EWR Atlanta → Newark	N17410	Boeing 737 MAX 9	Completed	1371 km