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

Friday, January 8th, 2027

4 round-trip options

Returning
Fri, Jan 15, 20277 Day Trip
$519 USD
Returning
Sat, Jan 16, 20278 Day Trip
$525 USD
Returning
Sun, Jan 17, 20279 Day Trip
$609 USD
Returning
Mon, Jan 18, 202710 Day Trip
$705 USD