United 521 UAL521 / UA521
Warning! This route has been archived. It cannot be flown anymore and is merely in our
system to provide historical data for past flights flown using this route.
John F Kennedy International Airport (JFK/KJFK)
12:00z (08:00 local time)
San Francisco International Airport (SFO/KSFO) (Hub)
18:21z (11:21 local time)
6:21 flight time
Aircraft
This Flight Number
Recent Flights
| Aircraft | Pilot | Time | Duration | |
|---|---|---|---|---|
| N588HA B763 | David Majchrzak | 1 year ago | 5:13 | |
| N588HA B763 | Joel Genao | 1 year ago | 4:31 | |
| N588HA B763 | David Majchrzak | 1 year ago | 5:18 | |
| N588HA B763 | Ivica Calusic | 1 year ago | 5:25 | |
| N592HA B763 | Steffen N | 1 year ago | 5:43 | |
| N670UA B763 | Joel Genao | 2 years ago | 5:21 |