UA1646 United Airlines - Flight Status
Codeshare Flights
The flight CA7233 from Air China (CA) is a codeshare flight operated by United Airlines (UA) under the flight number UA1646. Check this page for details about flight UA1646.
Below, you can find details about United Airlines flight UA1646, which currently operates between the airports of Honolulu - Honolulu International Airport (Airport Code HNL) and San Francisco - San Francisco International Airport (Airport Code SFO).
This flight data pertains specifically to the flight's details for Wednesday, August 12, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1646
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1646
UA1646 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
UA1646 United Airlines from Honolulu
Landed - On-time
Flight Status for Wednesday August 12, 2026
This flight is also scheduled for Today (August 13, 2026). See it here
This flight is also scheduled for Tomorrow (August 14, 2026). See it here
Landed - On-time
Flight Status for Wednesday August 12, 2026
Airline information
United Airlines
Equipment: Boeing 777-200 / 200ER
Departure
Honolulu (HNL)
August 12, 2026
Honolulu International Airport
Departed at:
01:19 pm
Terminal:
2
Gate:
G3
Scheduled Departure Time: 01:25 pm
Arrival
San Francisco (SFO)
August 12, 2026
San Francisco International Airport
Arrived at:
09:19 pm
Terminal:
3
Gate:
F11
Scheduled Arrival Time: 09:29 pm
Baggage: 5
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-sfo.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Codeshare Flights
This flight is shared with other airlines, this means that these other flights are the same:
- AC3527 - Air Canada
- AV2254 - Avianca
- CA7233 - Air China
- CM2365 - Copa Airlines
- NZ9156 - Air New Zealand
Additional Information
Which is the frequency of flight UA1646?
The flight UA1646 is scheduled to flight on Tuesday, Wednesday, Thursday on a weekly basis.
Which is the distance of flight UA1646?
The distance between the two airports is 2396 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Honolulu: 2026-08-13 04:05:11
Current Time in San Francisco: 2026-08-13 07:05:11
The flight UA1646 is scheduled to flight on Tuesday, Wednesday, Thursday on a weekly basis.
Which is the distance of flight UA1646?
The distance between the two airports is 2396 miles.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Honolulu: 2026-08-13 04:05:11
Current Time in San Francisco: 2026-08-13 07:05:11
Alternative Flights
The following airlines serves the same route between Honolulu and San Francisco:
Alaska Airlines
- Flight Number: AS812. (On Time performance: 66 - Average Delay: 22 minutes)
- Flight Number: AS842. (On Time performance: 75 - Average Delay: 10 minutes)
United Airlines
- Flight Number: UA1176. (On Time performance: 79 - Average Delay: 26 minutes)
- Flight Number: UA1346. (On Time performance: 92 - Average Delay: 6 minutes)
- Flight Number: UA1572. (On Time performance: 93 - Average Delay: 1 minutes)
- Flight Number: UA1818. (On Time performance: 61 - Average Delay: 10 minutes)
- Flight Number: UA1947. (On Time performance: 74 - Average Delay: 13 minutes)
- Flight Number: UA373. (On Time performance: 83 - Average Delay: 12 minutes)
- Flight Number: UA650. (On Time performance: 68 - Average Delay: 25 minutes)
Alaska Airlines
- Flight Number: AS812. (On Time performance: 66 - Average Delay: 22 minutes)
- Flight Number: AS842. (On Time performance: 75 - Average Delay: 10 minutes)
United Airlines
- Flight Number: UA1176. (On Time performance: 79 - Average Delay: 26 minutes)
- Flight Number: UA1346. (On Time performance: 92 - Average Delay: 6 minutes)
- Flight Number: UA1572. (On Time performance: 93 - Average Delay: 1 minutes)
- Flight Number: UA1818. (On Time performance: 61 - Average Delay: 10 minutes)
- Flight Number: UA1947. (On Time performance: 74 - Average Delay: 13 minutes)
- Flight Number: UA373. (On Time performance: 83 - Average Delay: 12 minutes)
- Flight Number: UA650. (On Time performance: 68 - Average Delay: 25 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights UA1646
Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
12 August
12 August
01:19 pm
Honolulu (HNL)
Honolulu (HNL)
09:19 pm
San Francisco (SFO)
San Francisco (SFO)
05h 00min
Boeing 777-200
Boeing 777-200
Landed - On-time
Tuesday
11 August
11 August
01:18 pm
Honolulu (HNL)
Honolulu (HNL)
09:25 pm
San Francisco (SFO)
San Francisco (SFO)
05h 07min
Boeing 777-200
Boeing 777-200
Landed - On-time