United Airlines
UA821 Flight Status
According to Trip.com real-time data, the UA821 flight operated by United Airlines on Aug 17, 2026 is scheduled to fly from Bangkok (BKK) to Los Angeles (LAX). The flight is expected to depart at 3:45 PM (local time in Bangkok, UTC+7) and land at 8:20 PM (local time in Los Angeles, UTC-7) .
Sun, Aug 16
Mon, Aug 17
Tue, Aug 18
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Arrived
The flight has arrived 13m early
18h 35m
HKG
2h 22m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
68B
Baggage
B
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Scheduled
Your flight will depart on time.
18h 35m
HKG
2h 37m
Check-in Counter
G
Boarding Gate
--
Arrival Gate
74
Baggage
--
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Scheduled
Your flight will depart on time.
18h 35m
HKG
2h
Check-in Counter
--
Boarding Gate
--
Arrival Gate
74
Baggage
--
Information provided by VariFlightVariFlight.
For real-time updates, please check airport displays or contact your airline.
You can also explore more flights from Bangkok to Los Angeles or track other flights with our flight status tracker.
UA821 Aircraft Details
According to Trip.com real-time data, the UA821 flight flying from Bangkok to Los Angeles on 8/17/2026 is operated by the aircraft model Boeing 787-9. This aircraft has been in service for 11y, 11m. The aircraft is equipped with 257 seats.
Boeing 787-9
Punctuality (Departure)
80
%
Punctuality (Arrival)
97
%
Early on average
4 minutes
Age
11y, 11m
Seats
257
Flight Distance
--
Economy
Business
Premium Economy
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
81 cm
Legroom
--
Seat width
100°
Reclining Angle
--
Seat layout example
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
198 cm
Legroom
52 cm
Seat width
180°
Reclining Angle
Fully reclinable
--
Seat layout example
In-Flight Services
Meal included
On-demand entertainment
Wi-Fi is available
USB port and power outlet
Seat Information
89 cm
Legroom
44 cm
Seat width
110°
Reclining Angle
--
Seat layout example
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Flight History for UA821
Trip.com historical records show that the last UA821 flight departed on Sun, Aug 16 from BKK at approximately 3:59 PM. This flight is expected to arrrive in LAX at 8:07 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Wed, Aug 12 | Bangkok (BKK) | Los Angeles (LAX) | 789 | 3:57 PM | 7:57 PM | Arrived |
| Thu, Aug 13 | Bangkok (BKK) | Los Angeles (LAX) | 789 | 3:47 PM | 7:54 PM | Arrived |
| Fri, Aug 14 | Bangkok (BKK) | Los Angeles (LAX) | 789 | 4:12 PM | 8:06 PM | Arrived |
| Sat, Aug 15 | Bangkok (BKK) | Los Angeles (LAX) | 789 | 8:00 AM | 11:50 AM | Delayed |
| Sun, Aug 16 | Bangkok (BKK) | Los Angeles (LAX) | 789 | 3:59 PM | 8:07 PM | Arrived |
| Mon, Aug 17 | Bangkok (BKK) | Los Angeles (LAX) | 789 | 3:45 PM | 8:20 PM | Scheduled |
| Tue, Aug 18 | Bangkok (BKK) | Los Angeles (LAX) | 789 | 3:45 PM | 8:20 PM | Scheduled |
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UA821 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA821 is 80% (Late on average 24 minutes), and the on-time arrival rate is 97% (Early on average 4 minutes).
On-Time Departures
Punctuality
80
%
Late on average
24 minutes
Early
0
%
On time
80
%
30 mins late
10
%
60 mins late
7
%
90 mins late
3
%
Canceled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
4 minutes
Early
53
%
On time
43
%
30 mins late
3
%
60 mins late
0
%
90 mins late
0
%
Canceled
0
%
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Arrival Info: Los Angeles Weather & Current Time
Clear
|
19°C - 28°C
Weather forecast for your arrival day
-14 hour time difference
Time on arrival: Bangkok 10:20
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