UA1668 United Airlines - Flight Status
Codeshare Flights
The flight AC4559 from Air Canada (AC) is a codeshare flight operated by United Airlines (UA) under the flight number UA1668. Check this page for details about flight UA1668.
Below, you can find details about United Airlines flight UA1668, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and San Diego - San Diego International Airport (Airport Code SAN).
This flight data pertains specifically to the flight's details for Sunday, March 15, 2026.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1668
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1668
UA1668 On Time performance:
100
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays Flight Status
UA1668 United Airlines from San Francisco
Scheduled - On-time
Flight Status for Sunday March 15, 2026
Scheduled - On-time
Flight Status for Sunday March 15, 2026
Departure
San Francisco (SFO)
March 15, 2026
San Francisco International Airport
Estimated Departure Time:
01:11 pm
Terminal:
2
Gate:
D12
Scheduled Departure Time: 01:11 pm
Arrival
San Diego (SAN)
March 15, 2026
San Diego International Airport
Estimated Arrival Time:
02:42 pm
Terminal:
2
Gate:
39
Scheduled Arrival Time: 02:49 pm
Baggage: 2
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.san-diego-airport.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:
- AC4559 - Air Canada
- NH7300 - ANA All Nippon Airways
- VA8431 - Virgin Australia
Additional Information
Which is the frequency of flight UA1668?
The flight UA1668 is scheduled to flight on daily basis.
Which is the distance of flight UA1668?
The distance between the two airports is 447 miles.
Which is the flight time of flight UA1668?
The scheduled flight time gate to gate is: 01:38 hours.
The real flight time gate to gate on average is: 01:35 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight UA1668 is scheduled to flight on daily basis.
Which is the distance of flight UA1668?
The distance between the two airports is 447 miles.
Which is the flight time of flight UA1668?
The scheduled flight time gate to gate is: 01:38 hours.
The real flight time gate to gate on average is: 01:35 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airlines serves the same route between San Francisco and San Diego:
Alaska Airlines
- Flight Number: AS2008. (On Time performance: 72 - Average Delay: 9 minutes)
- Flight Number: AS2428. (On Time performance: 60 - Average Delay: 19 minutes)
- Flight Number: AS2454.
- Flight Number: AS2479. (On Time performance: 83 - Average Delay: 18 minutes)
- Flight Number: AS3263. (On Time performance: 92 - Average Delay: 2 minutes)
- Flight Number: AS3327. (On Time performance: 67 - Average Delay: 23 minutes)
- Flight Number: AS3452. (On Time performance: 76 - Average Delay: 20 minutes)
- Flight Number: AS3490. (On Time performance: 59 - Average Delay: 26 minutes)
United Airlines
- Flight Number: UA1336. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: UA1434. (On Time performance: 67 - Average Delay: 30 minutes)
- Flight Number: UA1577. (On Time performance: 83 - Average Delay: 5 minutes)
- Flight Number: UA1712. (On Time performance: 93 - Average Delay: 2 minutes)
- Flight Number: UA2142. (On Time performance: 72 - Average Delay: 25 minutes)
- Flight Number: UA2177. (On Time performance: 74 - Average Delay: 14 minutes)
- Flight Number: UA2391. (On Time performance: 73 - Average Delay: 22 minutes)
- Flight Number: UA444. (On Time performance: 86 - Average Delay: 5 minutes)
Southwest Airlines
- Flight Number: WN1161. (On Time performance: 67 - Average Delay: 18 minutes)
- Flight Number: WN1592. (On Time performance: 71 - Average Delay: 36 minutes)
- Flight Number: WN2085. (On Time performance: 57 - Average Delay: 20 minutes)
- Flight Number: WN3514. (On Time performance: 56 - Average Delay: 198 minutes)
- Flight Number: WN4004. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: WN4006. (On Time performance: 93 - Average Delay: 8 minutes)
- Flight Number: WN4008. (On Time performance: 57 - Average Delay: 53 minutes)
- Flight Number: WN4011. (On Time performance: 93 - Average Delay: 5 minutes)
- Flight Number: WN4013. (On Time performance: 68 - Average Delay: 264 minutes)
- Flight Number: WN4024. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: WN4029. (On Time performance: 13 - Average Delay: 48 minutes)
- Flight Number: WN4030. (On Time performance: 13 - Average Delay: 28 minutes)
- Flight Number: WN4292.
- Flight Number: WN4433. (On Time performance: 57 - Average Delay: 18 minutes)
- Flight Number: WN4434. (On Time performance: 17 - Average Delay: 38 minutes)
- Flight Number: WN4631.
- Flight Number: WN872. (On Time performance: 53 - Average Delay: 21 minutes)
- Flight Number: WN957. (On Time performance: 79 - Average Delay: 14 minutes)
- Flight Number: WN958. (On Time performance: 49 - Average Delay: 28 minutes)
- Flight Number: WN982. (On Time performance: 100 - Average Delay: 1 minutes)
Alaska Airlines
- Flight Number: AS2008. (On Time performance: 72 - Average Delay: 9 minutes)
- Flight Number: AS2428. (On Time performance: 60 - Average Delay: 19 minutes)
- Flight Number: AS2454.
- Flight Number: AS2479. (On Time performance: 83 - Average Delay: 18 minutes)
- Flight Number: AS3263. (On Time performance: 92 - Average Delay: 2 minutes)
- Flight Number: AS3327. (On Time performance: 67 - Average Delay: 23 minutes)
- Flight Number: AS3452. (On Time performance: 76 - Average Delay: 20 minutes)
- Flight Number: AS3490. (On Time performance: 59 - Average Delay: 26 minutes)
United Airlines
- Flight Number: UA1336. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: UA1434. (On Time performance: 67 - Average Delay: 30 minutes)
- Flight Number: UA1577. (On Time performance: 83 - Average Delay: 5 minutes)
- Flight Number: UA1712. (On Time performance: 93 - Average Delay: 2 minutes)
- Flight Number: UA2142. (On Time performance: 72 - Average Delay: 25 minutes)
- Flight Number: UA2177. (On Time performance: 74 - Average Delay: 14 minutes)
- Flight Number: UA2391. (On Time performance: 73 - Average Delay: 22 minutes)
- Flight Number: UA444. (On Time performance: 86 - Average Delay: 5 minutes)
Southwest Airlines
- Flight Number: WN1161. (On Time performance: 67 - Average Delay: 18 minutes)
- Flight Number: WN1592. (On Time performance: 71 - Average Delay: 36 minutes)
- Flight Number: WN2085. (On Time performance: 57 - Average Delay: 20 minutes)
- Flight Number: WN3514. (On Time performance: 56 - Average Delay: 198 minutes)
- Flight Number: WN4004. (On Time performance: 100 - Average Delay: 3 minutes)
- Flight Number: WN4006. (On Time performance: 93 - Average Delay: 8 minutes)
- Flight Number: WN4008. (On Time performance: 57 - Average Delay: 53 minutes)
- Flight Number: WN4011. (On Time performance: 93 - Average Delay: 5 minutes)
- Flight Number: WN4013. (On Time performance: 68 - Average Delay: 264 minutes)
- Flight Number: WN4024. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: WN4029. (On Time performance: 13 - Average Delay: 48 minutes)
- Flight Number: WN4030. (On Time performance: 13 - Average Delay: 28 minutes)
- Flight Number: WN4292.
- Flight Number: WN4433. (On Time performance: 57 - Average Delay: 18 minutes)
- Flight Number: WN4434. (On Time performance: 17 - Average Delay: 38 minutes)
- Flight Number: WN4631.
- Flight Number: WN872. (On Time performance: 53 - Average Delay: 21 minutes)
- Flight Number: WN957. (On Time performance: 79 - Average Delay: 14 minutes)
- Flight Number: WN958. (On Time performance: 49 - Average Delay: 28 minutes)
- Flight Number: WN982. (On Time performance: 100 - Average Delay: 1 minutes)
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
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
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from March 05, 2026 to March 12, 2026, we have obtained these figures.
Total number of flights: 8
On Time: 8 ( 100 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 1 minutes.
Total number of flights: 8
On Time: 8 ( 100 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 1 minutes.
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 UA1668
Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
14 March
14 March
02:10 pm
San Francisco (SFO)
San Francisco (SFO)
03:28 pm
San Diego (SAN)
San Diego (SAN)
01h 18min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Friday
13 March
13 March
01:08 pm
San Francisco (SFO)
San Francisco (SFO)
02:35 pm
San Diego (SAN)
San Diego (SAN)
01h 27min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
12 March
12 March
01:03 pm
San Francisco (SFO)
San Francisco (SFO)
02:35 pm
San Diego (SAN)
San Diego (SAN)
01h 32min
Boeing 737-800
Boeing 737-800
Landed - On-time
Wednesday
11 March
11 March
01:09 pm
San Francisco (SFO)
San Francisco (SFO)
02:47 pm
San Diego (SAN)
San Diego (SAN)
01h 38min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
10 March
10 March
01:04 pm
San Francisco (SFO)
San Francisco (SFO)
02:45 pm
San Diego (SAN)
San Diego (SAN)
01h 41min
Boeing 737-800
Boeing 737-800
Landed - On-time
Monday
09 March
09 March
01:05 pm
San Francisco (SFO)
San Francisco (SFO)
02:30 pm
San Diego (SAN)
San Diego (SAN)
01h 25min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
08 March
08 March
01:13 pm
San Francisco (SFO)
San Francisco (SFO)
03:00 pm
San Diego (SAN)
San Diego (SAN)
01h 47min
Boeing 737-800
Boeing 737-800
Landed - On-time
Saturday
07 March
07 March
01:05 pm
San Francisco (SFO)
San Francisco (SFO)
02:37 pm
San Diego (SAN)
San Diego (SAN)
01h 32min
Boeing 737-800
Boeing 737-800
Landed - On-time
Friday
06 March
06 March
01:06 pm
San Francisco (SFO)
San Francisco (SFO)
02:43 pm
San Diego (SAN)
San Diego (SAN)
01h 37min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
05 March
05 March
01:11 pm
San Francisco (SFO)
San Francisco (SFO)
02:40 pm
San Diego (SAN)
San Diego (SAN)
01h 29min
Boeing 737-800
Boeing 737-800
Landed - On-time
