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UA1791

SFO → IAD · Boeing 737-300 · United Airlines

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Departure · San Francisco (SFO)

Terminal T3 · Gate F17
Scheduled 02 Oct 13:50 · Departed 02 Oct 13:52
Board status: Departed
Airborne since 02 Oct 14:19 (ADS-B)

Arrival · Washington, DC (IAD)

Gate C12 · Baggage belt 3
Scheduled 02 Oct 22:07 · Landed 02 Oct 21:58 · early
Board status: InGate
Landed 02 Oct 21:58 (ADS-B)

Board data from mwaa, sfo, updated 344 min ago; times local to each airport.

Flight

Status
Completed
Arrival confirmed via
ADS-B (ground reading)
Departure
San Francisco International Airport (SFO) — San Francisco, United States
Scheduled departure
2026-10-02 20:50 UTC
Departed
2026-10-02 21:19 UTC
Arrival
Washington Dulles International Airport (IAD) — Washington, DC, United States
Scheduled arrival
2026-10-03 02:07 UTC
Estimated arrival
2026-10-03 02:00 UTC
Codeshares
NZ9163, VA8380
Distance flown
3996 km
Straight-line distance
3883 km
Approach distance
104 km

Aircraft

Registration
N78866
Type
Boeing 737-300
Seats
213 total (24 Business, 189 Economy)
CO2 (EMEP est., total)
137.6 t (1207 kg/pax Business, 576 kg/pax Economy)

Altitude & speed

Max altitude
35,025 ft
Max ground speed
528 kt
Tracked
4h 39m · 3,985 km
Altitude (ft, max 35,025)
018,91437,8270m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 528)
02855700m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 35,025)
018,91437,8270m2h 0m4h 0m
Ground speed (kt, max 528)
02855700m2h 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 21:19 UTC UAL1791 SFO → IAD
San Francisco → Washington, DC
 N78866 Boeing 737-300 Completed 3996 km
2026-10-02 18:48 UTC UAL1791 SAN → SFO
San Diego → San Francisco
 N24202 Boeing 737-800 Completed 756 km
2026-10-01 21:02 UTC UAL1791 SFO → IAD
San Francisco → Washington, DC
 N56859 Boeing 737-300 Completed 4024 km
2026-10-01 18:46 UTC UAL1791 SAN → SFO
San Diego → San Francisco
 N12225 Boeing 737-800 Completed 744 km
2026-09-30 20:43 UTC UAL1791 SFO → IAD
San Francisco → Washington, DC
 N69830 Boeing 737-900 Completed (landing confirmed by airport data) 4017 km
2026-09-30 17:22 UTC UAL1791 SAN → SFO
San Diego → San Francisco
 N17229 Boeing 737-800 Completed 742 km
2026-09-29 21:21 UTC UAL1791 SFO → IAD
San Francisco → Washington, DC
 N37473 Boeing 737 MAX 9 Completed 3980 km
2026-09-29 16:59 UTC UAL1791 SAN → SFO
San Diego → San Francisco
 N76516 Boeing 737-800 Completed 752 km

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