December is by far the best month, wherein you can get cheapest flights for Cancun to San Francisco. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

CUN
17:59
Cancun Cancun International Airport
Thu , 18 Dec 2025

SFO
21:15
San Francisco San Francisco International Airport
Thu, 18 Dec 2025

CUN
17:59
Cancun Cancun International Airport
Thu , 18 Dec 2025

SFO
21:15
San Francisco San Francisco International Airport
Thu, 18 Dec 2025

CUN
17:59
Cancun Cancun International Airport
Sat , 20 Dec 2025

SFO
21:15
San Francisco San Francisco International Airport
Sat, 20 Dec 2025

CUN
13:35
Cancun Cancun International Airport
Thu , 18 Dec 2025

SFO
16:38
San Francisco San Francisco International Airport
Thu, 18 Dec 2025

CUN
08:00
Cancun Cancun International Airport
Sat , 20 Dec 2025

SFO
15:35
San Francisco San Francisco International Airport
Sat, 20 Dec 2025

CUN
17:59
Cancun Cancun International Airport
Sat , 20 Dec 2025

SFO
21:15
San Francisco San Francisco International Airport
Sat, 20 Dec 2025

CUN
15:40
Cancun Cancun International Airport
Thu , 18 Dec 2025

SFO
21:50
San Francisco San Francisco International Airport
Thu, 18 Dec 2025

CUN
06:00
Cancun Cancun International Airport
Sat , 20 Dec 2025

SFO
11:46
San Francisco San Francisco International Airport
Sat, 20 Dec 2025

CUN
06:00
Cancun Cancun International Airport
Thu , 18 Dec 2025

SFO
11:46
San Francisco San Francisco International Airport
Thu, 18 Dec 2025

CUN
15:40
Cancun Cancun International Airport
Sat , 20 Dec 2025

SFO
23:20
San Francisco San Francisco International Airport
Sat, 20 Dec 2025

CUN
11:45
Cancun Cancun International Airport
Thu , 18 Dec 2025

SFO
20:53
San Francisco San Francisco International Airport
Thu, 18 Dec 2025









