✈ SFO → CUN
5H 22M, 2,406 MI. ONE MOVIE. ONE NAP. ONE QUESTIONABLE MEAL.
Flight from San Francisco to Cancun
From SFO (SFO), USA North America → Cancun International (CUN), Mexico North America
How long is the flight from San Francisco to Cancun?
A nonstop flight from San Francisco (SFO) to Cancun (CUN) takes about 5 hours 22 minutes, covering a great-circle distance of 2,406 miles (3,872 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
5h 22m
Nonstop, scheduled
Distance
2,406 mi
3,872 km · great-circle
Avg speed
722 km/h
Door-to-door including taxi
Time zones & jet lag
San Francisco timezone
UTC-7
America/Los_Angeles
Cancun timezone
UTC-5
America/Cancun
Time difference
+2h
2 hours ahead
Jet lag (rough)
~2d
Eastward — worse
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.