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

Friday, January 22nd, 2027

4 round-trip options

Returning
Fri, Jan 29, 20277 Day Trip
$514 USD
Returning
Sat, Jan 30, 20278 Day Trip
$514 USD
Returning
Sun, Jan 31, 20279 Day Trip
$733 USD
Returning
Mon, Feb 1, 202710 Day Trip
$529 USD