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Flight distance & time
Cancun International Airport → San Francisco International Airport
CUNSFO
- Distance
- 3,871 km · 2,405 mi
- Flight time
- 05h 35m
- CO₂ per passenger
- 348 kg
This Cancun International Airport → San Francisco International Airport route is 3,871 km (2,405 mi) end to end. The estimated flight time is 05h 35m, and a passenger's share of CO₂ works out at roughly 348 kg.
See the reverse route: San Francisco International Airport → Cancun International Airport
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Your route
- FromCUNCancun International AirportCancun, Quintana-Roo
- ToSFOSan Francisco International AirportSan Francisco, California
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~2 flights/day
Airlines on this route
United Airlines
Common questions
Cancun International Airport to San Francisco International Airport FAQ
How far is Cancun International Airport from San Francisco International Airport?
Cancun International Airport (CUN) and San Francisco International Airport (SFO) are 3,871 km (2,405 mi) apart, measured along the great-circle route.
How long is the flight from Cancun International Airport to San Francisco International Airport?
A direct CUN–SFO flight covers the distance in about 05h 35m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Cancun International Airport to San Francisco International Airport produce?
A passenger's share of CO₂ on the CUN–SFO route is roughly 348 kg.
Which airlines fly from Cancun International Airport to San Francisco International Airport?
United Airlines operate scheduled service between CUN and SFO.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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