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UA1678

SFO → DCA · Boeing 757-200 · United Airlines

For travellers

Departure · San Francisco (SFO)

Terminal T3 · Gate F15
Scheduled 08:40 · Departed 08:39
Board status: Departed
Airborne since 09:05 (ADS-B)

Arrival · Washington (DCA)

Terminal 2 · Gate B12 · Baggage belt 5
Scheduled 16:55 · Landed 17:34 · +39 min
Board status: InGate
Landed 17:34 (ADS-B)

Board data from mwaa, sfo, updated 35 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
2026-10-03 15:40 UTC
Departed
2026-10-03 16:05 UTC
Arrival
Ronald Reagan Washington National Airport (DCA) — Washington, United States
Scheduled arrival
2026-10-03 20:55 UTC
Estimated arrival
2026-10-03 20:44 UTC
Codeshares
NZ2771, VA8440
Distance flown
4009 km
Straight-line distance
3921 km
Approach distance
109 km

Aircraft

Registration
N17139
Type
Boeing 757-200
Seats
169 total (108 Economy, 45 Economy Plus, 16 Polaris)
CO2 (EMEP est., total)
128.8 t (1813 kg/pax Business, 653 kg/pax Economy)

Altitude & speed

Max altitude
39,025 ft
Max ground speed
523 kt
Tracked
5h 29m · 3,996 km
Altitude (ft, max 39,025)
021,07442,1470m1h 0m2h 0m3h 0m4h 0m5h 0m
Ground speed (kt, max 523)
02825650m1h 0m2h 0m3h 0m4h 0m5h 0m
Altitude (ft, max 39,025)
021,07442,1470m2h 0m4h 0m
Ground speed (kt, max 523)
02825650m2h 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
2026-10-03 16:05 UTC UAL1678 SFO → DCA
San Francisco → Washington
 N17139 Boeing 757-200 Completed 4009 km
2026-10-02 23:45 UTC UAL1678 DCA → IAH
Washington → Houston
 N24706 Boeing 737-700 Completed (landing confirmed by airport data) 2047 km
2026-10-02 16:09 UTC UAL1678 SFO → DCA
San Francisco → Washington
 N17122 Boeing 757-200 Completed 4122 km
2026-10-01 23:38 UTC UAL1678 DCA → IAH
Washington → Houston
 N27722 Boeing 737-700 Completed (landing confirmed by airport data) 2100 km
2026-10-01 16:28 UTC UAL1678 SFO → DCA
San Francisco → Washington
 N19117 Boeing 757-200 Completed 4022 km
2026-09-30 23:31 UTC UAL1678 DCA → IAH
Washington → Houston
 N17753 Boeing 737-700 Completed (landing confirmed by airport data) 2011 km
2026-09-30 15:59 UTC UAL1678 SFO → DCA
San Francisco → Washington
 N33103 Boeing 757-200 Completed 4045 km
2026-09-29 23:23 UTC UAL1678 DCA → IAH
Washington → Houston
 N39726 Boeing 737-700 Incomplete (signal lost) 2017 km

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