UAL2421

Flight

Status

Completed

Departure

Louis Armstrong New Orleans International Airport (MSY) — New Orleans, United States

Est. departure time

2026-09-04 14:13 UTC (approx.)

Arrival

San Francisco International Airport (SFO) — San Francisco, United States

Distance flown

3210 km

Straight-line distance

3069 km

Approach distance

78 km

Aircraft

Registration

N38451

Type

Boeing 737-900

Seats

179 total (117 Economy, 42 Economy Plus, 20 First)

Altitude & speed

Max altitude

36,025 ft

Max ground speed

498 kt

Tracked

5h 6m · 3,191 km

Altitude (ft, max 36,025)

Ground speed (kt, max 498)

Altitude (ft, max 36,025)

Ground speed (kt, max 498)

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

Departed	Flight	Route	Reg	Aircraft	Status	Distance
2026-10-02 19:53 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N68801	Boeing 737-900	In progress	~3069 km est.
2026-10-01 23:01 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N77571	Boeing 737 MAX 9	Completed	950 km
2026-10-01 20:00 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N77571	Boeing 737 MAX 9	Completed (landing confirmed by airport data)	~3346 km est. (2135 km recorded)
2026-09-30 20:52 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N66848	Boeing 737-900	Completed	3211 km
2026-09-28 20:05 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N38479	Boeing 737-900	Completed	3257 km
2026-09-27 20:02 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N27474	Boeing 737 MAX 9	Completed	3144 km
2026-09-25 20:03 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N39415	Boeing 737-900	Completed	3168 km
2026-09-24 19:45 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N77579	Boeing 737 MAX 9	Completed	3168 km
2026-09-24 04:13 UTC	UAL2421	SFO → YVR San Francisco → Vancouver	N77537	Boeing 737-800	Completed	1375 km
2026-09-22 13:22 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N69806	Boeing 737-900	Completed	3279 km
2026-09-21 13:25 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N66803	Boeing 737-900	Completed	3307 km
2026-09-20 13:33 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N78448	Boeing 737-900	Completed	3280 km
2026-09-19 13:39 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N39415	Boeing 737-900	Completed	3408 km
2026-09-18 14:24 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N66841	Boeing 737-900	Completed	3329 km
2026-09-17 13:37 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N39415	Boeing 737-900	Completed	3506 km
2026-09-15 13:15 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N69835	Boeing 737-900	Completed	3352 km
2026-09-14 13:28 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N38443	Boeing 737-900	Completed	3365 km
2026-09-13 13:28 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N37465	Boeing 737-900	Completed	3526 km
2026-09-12 13:17 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N53441	Boeing 737-900	Completed	3414 km
2026-09-11 13:28 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N69835	Boeing 737-900	Completed	3314 km
2026-09-10 17:14 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N38451	Boeing 737-900	Completed	3451 km
2026-09-07 13:24 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N69826	Boeing 737-900	Completed	3387 km
2026-09-06 13:23 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N68843	Boeing 737-900	Completed	3293 km
2026-09-04 14:22 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N38451	Boeing 737-900	Completed	3210 km
2026-09-03 13:41 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N67846	Boeing 737-900	Completed	3321 km
2026-08-31 13:21 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N66803	Boeing 737-900	Completed	3543 km
2026-08-30 14:41 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N77558	Boeing 737 MAX 9	Completed	3304 km
2026-08-28 13:22 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N75433	Boeing 737-900	Completed	3316 km
2026-08-27 13:34 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N38417	Boeing 737-900	Completed	3401 km
2026-08-24 13:18 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N38467	Boeing 737-900	Completed	3331 km
2026-08-23 13:18 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N37413	Boeing 737-900	Completed	4354 km
2026-08-21 13:26 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N47298	Boeing 737 MAX 8	Completed	4283 km
2026-08-20 13:20 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N68801	Boeing 737-900	Completed	5388 km
2026-08-17 14:43 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N66837	Boeing 737-900	Completed	5806 km
2026-08-16 13:28 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N28457	Boeing 737-900	Completed	4528 km
2026-08-14 13:22 UTC	UAL2421	MSY → SFO New Orleans → San Francisco	N39416	Boeing 737-900	Completed	~6678 km est. (4574 km recorded)