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UAL2837

SFO → IAD · Boeing 737-300 · United Airlines

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Departure · San Francisco (SFO)

Terminal T3 · Gate F21
Scheduled 03 Oct 22:40 · Departed 03 Oct 23:23 · +43 min
Board status: Departed
Airborne since 03 Oct 23:41 (ADS-B)

Arrival · Washington, DC (IAD)

Gate C5 · Baggage belt 3
Scheduled 07:01 · Estimated 07:28 · +27 min
Board status: InAir
In the air, ~3h 12m to go (22% of the route flown)

Board data from mwaa, sfo, updated 7 min ago; times local to each airport.

Flight

Status
In progress
Departure
San Francisco International Airport (SFO) — San Francisco, United States
Scheduled departure
2026-10-04 05:40 UTC
Departed
2026-10-04 06:41 UTC
Arrival
Washington Dulles International Airport (IAD) — Washington, DC, United States (scheduled)
Scheduled arrival
2026-10-04 11:01 UTC
Estimated arrival
2026-10-04 11:28 UTC
Progress
22% · ~3h 12m remaining
Also flies as
UA2837
Codeshares
ET1359, NZ9168, VA8384
Distance flown
870 km
Straight-line distance
3883 km

Aircraft

Registration
N57870
Type
Boeing 737-300
Seats
213 total (24 Business, 189 Economy)
CO2 (EMEP est., total)
137.6 t (576 kg/pax Economy, 1207 kg/pax Business)

Altitude & speed

Max altitude
33,025 ft
Max ground speed
515 kt
Tracked
1h 1m · 870 km
Note
still in progress - the track so far
Altitude (ft, max 33,025)
017,83435,6670m30m1h 0m
Ground speed (kt, max 515)
02785560m30m1h 0m
Altitude (ft, max 33,025)
017,83435,6670m1h 0m
Ground speed (kt, max 515)
02785560m1h 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
2026-10-04 06:41 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N57870 Boeing 737-300 In progress ~3883 km est.
2026-10-04 02:05 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N17335 Boeing 737 MAX 8 Completed 593 km
2026-10-03 05:56 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37449 Boeing 737 MAX 9 Completed 3982 km
2026-10-03 03:04 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N442UA Airbus A320 233 Completed 624 km
2026-10-02 05:49 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N27520 Boeing 737 MAX 9 Completed 3960 km
2026-10-02 02:37 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N37353 Boeing 737 MAX 8 Completed 589 km
2026-10-01 06:05 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N27519 Boeing 737 MAX 9 Completed 3986 km
2026-10-01 01:57 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N27519 Boeing 737 MAX 9 Completed 603 km
2026-09-30 07:11 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N39418 Boeing 737-900 Completed 4040 km
2026-09-30 02:00 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N37440 Boeing 737 MAX 9 Completed 586 km
2026-09-29 06:02 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17583 Boeing 737 MAX 9 Completed 4034 km
2026-09-29 02:00 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N27474 Boeing 737 MAX 9 Completed 590 km
2026-09-28 05:50 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N57480 Boeing 737 MAX 9 Completed 4035 km
2026-09-28 03:08 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N77585 Boeing 737 MAX 9 Completed 668 km
2026-09-27 05:50 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N77559 Boeing 737 MAX 9 Completed 3969 km
2026-09-27 02:00 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N17312 Boeing 737 MAX 8 Completed 607 km
2026-09-26 06:41 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N57855 Boeing 737-300 Completed 4040 km
2026-09-26 02:11 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N494UA Airbus A320 233 Completed 642 km
2026-09-25 05:58 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N47453 Boeing 737 MAX 9 Completed 3989 km
2026-09-25 03:13 UTC UAL2837 LAX → SFO
Los Angeles → San Francisco
 N47462 Boeing 737 MAX 9 Completed 586 km
2026-09-24 05:45 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N27463 Boeing 737 MAX 9 Completed 3973 km
2026-09-23 05:41 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N57478 Boeing 737 MAX 9 Completed 4032 km
2026-09-22 05:31 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N47457 Boeing 737 MAX 9 Completed 3979 km
2026-09-21 05:53 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N57451 Boeing 737 MAX 9 Completed 3983 km
2026-09-20 06:00 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N77598 Boeing 737 MAX 9 Completed 4303 km
2026-09-19 05:32 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17465 Boeing 737 MAX 9 Completed 4145 km
2026-09-18 05:56 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17454 Boeing 737 MAX 9 Completed 4141 km
2026-09-17 06:06 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N69804 Boeing 737-900 Completed 4324 km
2026-09-16 05:41 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N77592 Boeing 737 MAX 9 Completed 4236 km
2026-09-15 05:32 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N47457 Boeing 737 MAX 9 Completed 4252 km
2026-09-14 06:00 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37513 Boeing 737 MAX 9 Completed 4185 km
2026-09-13 05:44 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N27520 Boeing 737 MAX 9 Completed 4170 km
2026-09-12 05:28 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37548 Boeing 737 MAX 9 Completed 4297 km
2026-09-11 06:00 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17402 Boeing 737 MAX 9 Completed 4256 km
2026-09-10 05:53 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17465 Boeing 737 MAX 9 Completed 4175 km
2026-09-09 07:24 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37553 Boeing 737 MAX 9 Completed 2741 km
2026-09-08 05:47 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N27463 Boeing 737 MAX 9 Completed 4201 km
2026-09-07 05:42 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N77585 Boeing 737 MAX 9 Completed 4152 km
2026-09-06 05:51 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N77573 Boeing 737 MAX 9 Completed 4196 km
2026-09-05 05:46 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17437 Boeing 737 MAX 9 Completed 4212 km
2026-09-04 06:25 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N47453 Boeing 737 MAX 9 Completed 4149 km
2026-09-03 05:51 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37508 Boeing 737 MAX 9 Completed 4130 km
2026-09-02 05:26 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37536 Boeing 737 MAX 9 Completed 3992 km
2026-09-01 05:36 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37537 Boeing 737 MAX 9 Completed 4127 km
2026-08-31 05:57 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N37534 Boeing 737 MAX 9 Completed 4148 km
2026-08-30 05:46 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17408 Boeing 737 MAX 9 Completed 4088 km
2026-08-29 05:44 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17408 Boeing 737 MAX 9 Completed 4303 km
2026-08-28 05:56 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17427 Boeing 737 MAX 9 Completed 4222 km
2026-08-27 05:48 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N17403 Boeing 737 MAX 9 Completed 4178 km
2026-08-26 05:35 UTC UAL2837 SFO → IAD
San Francisco → Washington, DC
 N27464 Boeing 737 MAX 9 Completed 4132 km

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