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

Monday, September 21st, 2026

4 round-trip options

Returning
Mon, Sep 28, 20267 Day Trip
$483 USD
Returning
Tue, Sep 29, 20268 Day Trip
$483 USD
Returning
Sun, Oct 4, 202613 Day Trip
$632 USD
Returning
Mon, Oct 5, 202614 Day Trip
$483 USD