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UA1646

SFO → BWI · Boeing 737 MAX 9 · United Airlines

For travellers

Departure · San Francisco (SFO)

Terminal T3 · Gate E13
Scheduled 01 Oct 22:57 · Departed 01 Oct 22:56
Board status: Departed
Airborne since 01 Oct 23:00 (ADS-B)

Arrival · Baltimore (BWI)

Gate D15
Scheduled 07:20 · Landed 06:51 · early
Board status: Arrived
Landed 06:51 (airport data)

Board data from bwi, sfo, updated 55 min ago; times local to each airport.

Flight

Status
Completed (landing confirmed by airport data)
Arrival confirmed via
Airport data (confirmed)
Departure
San Francisco International Airport (SFO) — San Francisco, United States
Scheduled departure
2026-10-02 05:57 UTC
Departed
2026-10-02 06:00 UTC
Arrival
Baltimore/Washington International Thurgood Marshall Airport (BWI) — Baltimore, United States
Scheduled arrival
2026-10-02 11:20 UTC
Estimated arrival
2026-10-02 10:55 UTC
Codeshares
Distance flown
4047 km
Straight-line distance
3944 km

Aircraft

Registration
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)
79.8 t (566 kg/pax Business, 432 kg/pax Economy)

Altitude & speed

Max altitude
35,025 ft
Max ground speed
538 kt
Tracked
4h 52m · 4,035 km
Altitude (ft, max 35,025)
018,91437,8270m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 538)
02915810m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 35,025)
018,91437,8270m2h 0m4h 0m
Ground speed (kt, max 538)
02915810m2h 0m4h 0m

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

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 06:00 UTC UAL1646 SFO → BWI
San Francisco → Baltimore
N17402 Boeing 737 MAX 9 Completed (landing confirmed by airport data) 4047 km

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