San Francisco (SFO) to Cancún (CUN) flight deal in economy from $345

Thursday, December 24th, 2026

4 round-trip options

Returning
Thu, Dec 31, 20267 Day Trip
$911 USD
Returning
Fri, Jan 1, 20278 Day Trip
$1,237 USD
Returning
Sat, Jan 2, 20279 Day Trip
$1,708 USD
Returning
Sun, Jan 3, 202710 Day Trip
$1,708 USD