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

Delta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
MexicoCUN

Cancún International Airport

Cancún, Mexico
$614 USD
-44%$345 USD
Verified about 5 hours ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Friday, December 18th, 2026

4 round-trip options

Returning
Fri, Dec 25, 2026•7 Day Trip
$983 USD
Google Flights
Returning
Sat, Dec 26, 2026•8 Day Trip
$1,077 USD
Google Flights
Returning
Sun, Dec 27, 2026•9 Day Trip
$1,223 USD
Google Flights
Returning
Mon, Dec 28, 2026•10 Day Trip
$1,202 USD
Google Flights