Cancún (CUN) to San Francisco (SFO) flight deal in economy from $443

Sunday, September 20th, 2026

4 round-trip options

Returning
Sun, Sep 27, 20267 Day Trip
$568 USD
Returning
Mon, Sep 28, 20268 Day Trip
$568 USD
Returning
Sat, Oct 3, 202613 Day Trip
$732 USD
Returning
Sun, Oct 4, 202614 Day Trip
$874 USD