Tracked live by the FAA. The scheduled times shown are from a typical Monday because the FAA's flight plan was first seen after takeoff.
UNITED · FLIGHT UA 821
DEPARTURE NOT REPORTED YET (THE FAA SEES FLIGHTS FROM ABROAD ONCE THEY NEAR US AIRSPACE)
Yesterday
UA 821 · HKG → LAX
departs 10:04 PM HKT · arrives 8:21 PM PT
Your aircraft is N27958 (B789), coming in as UA 820 from LAX: landed 5:33 AM HKT.
Forecast issued Mon 11:00 PM ET · 13h after departure
Odds over time
Arrive at LAX more than 15 minutes late?
84%
chance · ±0 pts
−2 pts · 24h
HOW SURE WE ARE
Very high. The odds now come almost entirely from live conditions.
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How late will it get to LAX?
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On time or early
68%
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15–30 min late
8%
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30 min–1 hour late
15%
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1–2 hours late
4%
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Over 2 hours late
2%
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Cancelled
2%
Gate arrival compared with the scheduled arrival. The ranges add up to 100%.