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

Thursday, January 21st, 2027

4 round-trip options

Returning
Thu, Jan 28, 20277 Day Trip
$519 USD
Returning
Fri, Jan 29, 20278 Day Trip
$519 USD
Returning
Sat, Jan 30, 20279 Day Trip
$519 USD
Returning
Sun, Jan 31, 202710 Day Trip
$733 USD