Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL399

Live map

Live map filtered to UAL399. Shown when the flight is currently airborne.

Recent history last 3

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-13 A123BF - Apr 13, 04:20 UTCApr 13, 04:40 UTC20m - -
2026-04-13 A123BF - Apr 13, 03:55 UTCApr 13, 04:40 UTC45m - -
2026-04-13 A123BF - Apr 13, 01:54 UTCApr 13, 04:51 UTC2h 57m +25m +3m

Performance history

Flights tracked
3
Avg arrival delay
+3m
On-time arrival
100% 100% on time
Aircraft used
1

Monthly activity 1 month

Month Flights tracked
April 2026 3

UAL399 frequently asked

How long is flight UAL399?
Based on observed flights, UAL399 takes on average 1h 21m from takeoff to landing.
How often does UAL399 fly?
UAL399 has been observed flying rarely in our tracking data. We've recorded 3 flights under this callsign.
Is flight UAL399 usually on time?
Across recent flights, UAL399 arrives with an average 3-minute delay. 100% of flights arrive within 15 minutes of schedule.
Can I track UAL399 live?
Yes. When UAL399 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.