Informational Guide to San Francisco Airport (SFO) - NON OFFICIAL

UA366 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA366, which currently operates between the airports of San Francisco - San Francisco International Airport (Airport Code SFO) and Santa Ana - John Wayne Airport (Airport Code SNA).
This flight data pertains specifically to the flight's details for Wednesday, October 29, 2025.

UA366 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

UA366 United Airlines to Santa Ana

Landed - On-time
Flight Status for Wednesday October 29, 2025
This flight is also scheduled for Today (October 30, 2025). See it here
This flight is also scheduled for Tomorrow (October 31, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Boeing 737-800 (Scimitar Winglets) Passenger

Departure

San Francisco (SFO)
October 29, 2025
San Francisco International Airport
Departed at:
06:56 pm
Terminal:
3
Gate:
E8
Scheduled Departure Time: 07:00 pm

Arrival

Santa Ana (SNA)
October 29, 2025
John Wayne Airport
Arrived at:
08:20 pm
Terminal:
-
Gate:
8
Scheduled Arrival Time: 08:32 pm
Baggage: 4
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:

- AC4186 - Air Canada

- LH7594 - Lufthansa

- VA8237 - Virgin Australia

Additional Information

Which is the frequency of flight UA366?
The flight UA366 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Sunday on a weekly basis.

Which is the distance of flight UA366?
The distance between the two airports is 372 miles.

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 Santa Ana:

Alaska Airlines
- Flight Number: AS3212. (On Time performance: 95 - Average Delay: 3 minutes)
- Flight Number: AS3216. (On Time performance: 75 - Average Delay: 9 minutes)
- Flight Number: AS3295. (On Time performance: 64 - Average Delay: 16 minutes)
- Flight Number: AS3380.
- Flight Number: AS3404. (On Time performance: 94 - Average Delay: 5 minutes)
- Flight Number: AS3430. (On Time performance: 85 - Average Delay: 8 minutes)
- Flight Number: AS3440.
- Flight Number: AS3441.
- Flight Number: AS3450. (On Time performance: 88 - Average Delay: 5 minutes)
- Flight Number: AS3465. (On Time performance: 87 - Average Delay: 7 minutes)
- Flight Number: AS3492. (On Time performance: 79 - Average Delay: 11 minutes)
- Flight Number: AS3494. (On Time performance: 80 - Average Delay: 11 minutes)

Frontier Airlines
- Flight Number: F94202. (On Time performance: 70 - Average Delay: 22 minutes)

United Airlines
- Flight Number: UA1048. (On Time performance: 77 - Average Delay: 11 minutes)
- Flight Number: UA1630. (On Time performance: 82 - Average Delay: 5 minutes)
- Flight Number: UA2367. (On Time performance: 71 - Average Delay: 13 minutes)
- Flight Number: UA2369.
- Flight Number: UA4777. (On Time performance: 89 - Average Delay: 8 minutes)
- Flight Number: UA5440. (On Time performance: 90 - Average Delay: 6 minutes)
- Flight Number: UA5617.
- Flight Number: UA589. (On Time performance: 93 - Average Delay: 4 minutes)
- Flight Number: UA5937. (On Time performance: 92 - Average Delay: 5 minutes)
- Flight Number: UA5940. (On Time performance: 80 - Average Delay: 8 minutes)
- Flight Number: UA5943. (On Time performance: 85 - Average Delay: 10 minutes)
- Flight Number: UA5979.

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: We have gathered available data from last twelve closed months, spanning from October 27, 2024 to December 02, 2024. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.

Last Past Flights UA366

Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
29 October
06:56 pm
San Francisco (SFO)
08:20 pm
Santa Ana (SNA)
01h 24min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
28 October
06:56 pm
San Francisco (SFO)
08:27 pm
Santa Ana (SNA)
01h 31min
Boeing 737-800
Boeing 737-800
Landed - On-time
Monday
27 October
07:14 pm
San Francisco (SFO)
08:49 pm
Santa Ana (SNA)
01h 35min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Sunday
26 October
06:51 pm
San Francisco (SFO)
08:23 pm
Santa Ana (SNA)
01h 32min
Boeing 737-800
Boeing 737-800
Landed - On-time