✈ SEA → CUN
5H 54M IN ECONOMY. PACK MELATONIN. PACK A NECK PILLOW. PACK REGRETS.
Flight from Seattle to Cancun
From Sea-Tac (SEA), USA North America → Cancun International (CUN), Mexico North America
↔ Flying the other way? Cancun → Seattle
How long is the flight from Seattle to Cancun?
A nonstop flight from Seattle (SEA) to Cancun (CUN) takes about 5 hours 54 minutes, covering a great-circle distance of 2,685 miles (4,321 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
5h 54m
Nonstop, scheduled
Distance
2,685 mi
4,321 km · great-circle
Avg speed
733 km/h
Door-to-door including taxi
Time zones & jet lag
Seattle 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.
Flights from Seattle
Nearest destinations
- Seattle → Vancouver
- Seattle → San Francisco
- Seattle → Las Vegas
- Seattle → Los Angeles
- Seattle → Dallas
- Seattle → Chicago
- Seattle → Toronto
- Seattle → Atlanta
- Seattle → Mexico City
- Seattle → New York
Long-haul from Seattle
- Seattle → Johannesburg
- Seattle → Cape Town
- Seattle → Nairobi
- Seattle → Melbourne
- Seattle → Bali (Denpasar)
- Seattle → Kuala Lumpur
- Seattle → Singapore
- Seattle → Sydney
- Seattle → Mumbai
- Seattle → Abu Dhabi
More flights to North America
Flights to Cancun
Nearest origins
- Miami → Cancun
- Mexico City → Cancun
- Atlanta → Cancun
- Dallas → Cancun
- Chicago → Cancun
- New York → Cancun
- Toronto → Cancun
- Boston → Cancun
- Las Vegas → Cancun
- Los Angeles → Cancun
Long-haul to Cancun
- Bali (Denpasar) → Cancun
- Singapore → Cancun
- Kuala Lumpur → Cancun
- Bangkok → Cancun
- Mumbai → Cancun
- Manila → Cancun
- Melbourne → Cancun
- Hong Kong → Cancun
- Delhi → Cancun
- Sydney → Cancun