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

Sunday, November 15th, 2026

6 round-trip options

Returning
Sat, Nov 21, 20266 Day Trip
$514 USD
Returning
Mon, Nov 23, 20268 Day Trip
$525 USD
Returning
Tue, Nov 24, 20269 Day Trip
$525 USD
Returning
Fri, Nov 27, 202612 Day Trip
$728 USD
Returning
Sat, Nov 28, 202613 Day Trip
$1,018 USD
Returning
Sun, Nov 29, 202614 Day Trip
$728 USD