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

Sunday, January 17th, 2027

4 round-trip options

Returning
Sun, Jan 24, 20277 Day Trip
$638 USD
Returning
Mon, Jan 25, 20278 Day Trip
$435 USD
Returning
Tue, Jan 26, 20279 Day Trip
$369 USD
Returning
Wed, Jan 27, 202710 Day Trip
$359 USD