PlaneTrack / aircraft / N76021

N76021 - Boeing 777-224

N76021 is a Boeing 777-224 operated by United Airlines Inc, Mode-S hex code AA4440. Track it live, browse its recent flights, or download its full position history.

RegistrationN76021

Mode-S hexAA4440

ManufacturerBoeing

Model777-224

OperatorUnited Airlines Inc

Last seen2026-08-18 21:39 UTC

Last callsignUAL3939

Track live on the map Buy full history (CSV) API access

Recent flights (last 30 days)

Date	Callsign	From	To	Dep	Arr
2026-08-16	UAL852	RCTP	KSFO	14:44 CST	15:16 PDT
2026-08-15	UAL853	KSFO	RCTP	00:03 PDT	03:54 CST
2026-07-23	UAL852	RCTP	KSFO	14:46 CST	11:36 PDT
2026-07-22	UAL853	KSFO	RCTP	23:42 PDT	03:30 CST
2026-07-21	UAL672	KSFO	LEBL	18:22 PDT	16:49 CEST

Times are local to each airport. Hover for UTC.

Data access

Live position and 365-day history for this aircraft are available through the PlaneTrack API (commercial use from $29/month) and as one-off CSV extracts from our own receiver network archive.