| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 18 | HKG | LAX | 21:45 | 20:20 |
Delayed
|
Track > |
| Aug 17 | HKG | LAX | 22:00 | 20:04 |
Landed
|
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| Aug 16 | HKG | LAX | 22:08 | 20:07 |
Landed
|
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| Aug 15 | HKG | LAX | 21:45 | 20:20 |
Delayed >3h
|
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| Aug 14 | HKG | LAX | 22:17 | 20:06 |
Landed
|
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| Aug 13 | HKG | LAX | 22:10 | 19:54 |
Landed
|
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| Aug 12 | HKG | LAX | 22:02 | 19:57 |
Landed
|
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| Aug 11 | HKG | LAX | 22:29 | 20:26 |
Landed
|
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| Aug 10 | HKG | LAX | 22:28 | 20:46 |
Landed Late
|
Track > |
| Aug 09 | HKG | LAX | 22:15 | 20:25 |
Landed
|
Track > |
United Airlines Flight UA821 connects Hong Kong, Hong Kong to Los Angeles, United States, taking off from Hong Kong International Airport HKG and landing at Los Angeles International Airport LAX.
How long is the UA821 flight from Hong Kong to Los Angeles?
The average flight time from Hong Kong to Los Angeles is 12 hours and 59 minutes. The flight distance is 11664 km / 7248 miles and the average flight speed is 890 km/h / 553 mph.
How many UA821 flights are operated per week?
7 flights per week. The flight UA821 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA821 Hong Kong to Los Angeles?
The Airportia On-Time Performance Rating for United Airlines Flight UA821 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA821 arriving at?
Flight UA821 arrives at Los Angeles International Airport (LAX) Terminal 7.
When was the latest UA821 flight?
The latest flight took off on Wednesday, August 19th, 2026 with the flight status being Scheduled on 20:20.
How else can the flight UA821 be referenced as?
This United Airlines flight can also be referenced as UAL821, UA0821, UA 821, UAL 821.
How often is flight UA821 delayed?
On average, 30% of all UA821 flights are delayed. The average delay is 12 minutes.
Can I get compensation for my delayed or cancelled UA821 flight or baggage issues?
If your UA821 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA821 Flight Tracker above for more details.
Other flights departing from Hong Kong HKG: CX448, BR810, CX340, CX939
Other flights arriving at Los Angeles LAX: PR102, 3U3837, LO23, MF829
All flights connecting Hong Kong HKG to Los Angeles LAX.