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

Saturday, December 26th, 2026

4 round-trip options

Returning
Sat, Jan 2, 20277 Day Trip
$1,736 USD
Returning
Sun, Jan 3, 20278 Day Trip
$1,736 USD
Returning
Mon, Jan 4, 20279 Day Trip
$1,393 USD
Returning
Tue, Jan 5, 202710 Day Trip
$1,127 USD