Informational Guide to Ontario Airport (ONT) - NON OFFICIAL

UA5710 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA5710, which currently operates between the airports of Ontario - Ontario International Airport (Airport Code ONT) and San Francisco - San Francisco International Airport (Airport Code SFO).
This flight data pertains specifically to the flight's details for Wednesday, December 24, 2025.

UA5710 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

UA5710 United Airlines to San Francisco

Scheduled - On-time
Flight Status for Wednesday December 24, 2025
This flight was also scheduled for Yesterday (December 23, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Embraer 175 (Enhanced Winglets)

Departure

Ontario (ONT)
December 24, 2025
Ontario International Airport
Estimated Departure Time:
06:00 am
Terminal:
2
Gate:
204
Scheduled Departure Time: 06:00 am

Arrival

San Francisco (SFO)
December 24, 2025
San Francisco International Airport
Estimated Arrival Time:
07:18 am
Terminal:
3
Gate:
E5
Scheduled Arrival Time: 07:47 am
Baggage: 7
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.ontario-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:

- AC4080 - Air Canada

Additional Information

Which is the frequency of flight UA5710?
The flight UA5710 is scheduled to flight on Monday, Tuesday, Wednesday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight UA5710?
The distance between the two airports is 364 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 Ontario and San Francisco:

Frontier Airlines
- Flight Number: F92677. (On Time performance: 65 - Average Delay: 20 minutes)

United Airlines
- Flight Number: UA1341. (On Time performance: 94 - Average Delay: 1 minutes)
- Flight Number: UA1708. (On Time performance: 75 - Average Delay: 13 minutes)
- Flight Number: UA2012. (On Time performance: 89 - Average Delay: 7 minutes)
- Flight Number: UA2072. (On Time performance: 67 - Average Delay: 35 minutes)
- Flight Number: UA277. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: UA4639.
- Flight Number: UA698.

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

Last Past Flights UA5710

Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
23 December
05:53 am
Ontario (ONT)
07:19 am
San Francisco (SFO)
01h 26min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Monday
22 December
06:00 am
Ontario (ONT)
07:47 am
San Francisco (SFO)
01h 47min
Embraer 175 (E
Embraer 175 (E
Sunday
21 December
05:51 am
Ontario (ONT)
07:32 am
San Francisco (SFO)
01h 41min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Saturday
20 December
05:56 am
Ontario (ONT)
07:19 am
San Francisco (SFO)
01h 23min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Friday
19 December
05:56 am
Ontario (ONT)
07:39 am
San Francisco (SFO)
01h 43min
Embraer 175 (E
Embraer 175 (E
Landed - On-time