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UAL599

SFO → IAD · Boeing 737 MAX 9 · United Airlines

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Departure · San Francisco (SFO)

Terminal T3 · Gate E12
Scheduled 08:10 · Departed 08:07
Board status: Departed
Airborne since 08:22 (ADS-B)

Arrival · Washington, DC (IAD)

Gate D6 · Baggage belt 3
Scheduled 16:35 · Estimated 15:54 · early
Board status: InAir
In the air, ~1m to go (100% of the route flown)

Board data from mwaa, sfo, updated 13 min ago; times local to each airport.

Flight

Status
In progress
Departure
San Francisco International Airport (SFO) — San Francisco, United States
Scheduled departure
2026-10-02 15:10 UTC
Departed
2026-10-02 15:22 UTC
Arrival
Washington Dulles International Airport (IAD) — Washington, DC, United States (scheduled)
Scheduled arrival
2026-10-02 20:35 UTC
Estimated arrival
2026-10-02 19:54 UTC
Progress
100% · ~1m remaining
Also flies as
UA599
Codeshares
LH7531, NZ9164, OS7884, SN8949, VA8382
Distance flown
4038 km
Straight-line distance
3883 km

Aircraft

Registration
N37449
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)
78.8 t (425 kg/pax Economy, 558 kg/pax Business)

Altitude & speed

Max altitude
35,025 ft
Max ground speed
546 kt
Tracked
4h 29m · 4,038 km
Note
still in progress - the track so far
Altitude (ft, max 35,025)
018,91437,8270m1h 0m2h 0m3h 0m4h 0m
Ground speed (kt, max 546)
02955900m1h 0m2h 0m3h 0m4h 0m
Altitude (ft, max 35,025)
018,91437,8270m2h 0m4h 0m
Ground speed (kt, max 546)
02955900m2h 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 15:22 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N37449 Boeing 737 MAX 9 In progress ~3883 km est.
2026-10-01 21:48 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N75861 Boeing 737-300 Completed (landing confirmed by airport data) 2424 km
2026-10-01 16:19 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N61106 Boeing 787-9 Completed 3970 km
2026-09-30 21:43 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N57852 Boeing 737-300 Completed 2552 km
2026-09-30 15:23 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N36444 Boeing 737-900 Completed 4002 km
2026-09-29 16:00 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N69838 Boeing 737-900 Completed 3981 km
2026-09-28 21:34 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N73860 Boeing 737-300 Completed 2517 km
2026-09-28 15:27 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N29985 Boeing 787-9 Completed 4025 km
2026-09-27 21:34 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N73860 Boeing 737-300 Completed 2386 km
2026-09-27 15:44 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N63820 Boeing 737-900 Completed 4066 km
2026-09-26 21:53 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N39475 Boeing 737-900 Completed 2381 km
2026-09-26 15:28 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N26967 Boeing 787-9 Completed 4046 km
2026-09-25 21:24 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N57852 Boeing 737-300 Completed 2984 km
2026-09-25 15:10 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N63890 Boeing 737-900 Completed 4027 km
2026-09-24 23:15 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N73860 Boeing 737-300 Completed 2465 km
2026-09-24 15:29 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N27957 Boeing 787-9 Completed 4051 km
2026-09-23 21:22 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14530 Airbus A321 Neo Completed 2390 km
2026-09-23 15:30 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N779UA Boeing 777-200ER Completed 4095 km
2026-09-22 21:41 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14549 Airbus A321 Neo Completed 2400 km
2026-09-22 16:01 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N215UA Boeing 777-200ER Completed 4059 km
2026-09-21 22:25 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N54552 Airbus A321 Neo Completed 2453 km
2026-09-21 15:26 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N15969 Boeing 787-9 Completed 4094 km
2026-09-20 17:48 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N213UA Boeing 777-200ER Completed 4126 km
2026-09-19 21:48 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N24568 Airbus A321 Neo Completed 2482 km
2026-09-19 15:34 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N29977 Boeing 787-9 Completed 4299 km
2026-09-18 21:22 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14515 Airbus A321 Neo Completed 2581 km
2026-09-18 15:35 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N773UA Boeing 777-200ER Completed 4270 km
2026-09-17 21:27 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N44522 Airbus A321 Neo Completed 3013 km
2026-09-17 15:48 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N26996 Boeing 787-9 Completed 4446 km
2026-09-16 23:07 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14504 Airbus A321 Neo Completed 2683 km
2026-09-16 16:12 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N773UA Boeing 777-200ER Completed 4306 km
2026-09-15 16:38 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N2644U Boeing 777-300ER Completed 4255 km
2026-09-14 21:27 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14517 Airbus A321 Neo Completed 2691 km
2026-09-14 15:23 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N29985 Boeing 787-9 Completed 4343 km
2026-09-13 22:01 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N68822 Boeing 737-900 Completed 2578 km
2026-09-13 15:29 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N769UA Boeing 777-200ER Completed 4365 km
2026-09-12 21:14 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N34574 Airbus A321 Neo Completed 2640 km
2026-09-12 15:42 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N13954 Boeing 787-9 Completed 4375 km
2026-09-11 21:22 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14559 Airbus A321 Neo Completed 2656 km
2026-09-11 15:38 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N769UA Boeing 777-200ER Completed 4223 km
2026-09-10 21:33 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14529 Airbus A321 Neo Completed 2644 km
2026-09-10 15:19 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N26996 Boeing 787-9 Completed 4339 km
2026-09-09 21:32 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N34551 Airbus A321 Neo Completed 2563 km
2026-09-09 15:25 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N213UA Boeing 777-200ER Completed 4448 km
2026-09-07 16:25 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N26996 Boeing 787-9 Completed 4304 km
2026-09-06 21:28 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N24513 Airbus A321 Neo Completed 3001 km
2026-09-06 15:28 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N29968 Boeing 787-9 Completed 4321 km
2026-09-05 21:47 UTC UAL599 IAD → DEN
Washington, DC → Denver
 N14576 Airbus A321 Neo Completed 2548 km
2026-09-05 15:50 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N25982 Boeing 787-9 Completed 4228 km
2026-09-04 15:32 UTC UAL599 SFO → IAD
San Francisco → Washington, DC
 N29978 Boeing 787-9 Completed 4999 km

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