Direct (nonstop) flights from Cancun to Seattle
2 airlines fly nonstop from Cancun International Airport (CUN) to Seattle Tacoma International (SEA). It's 2,684 miles (4,320 km), about 6h 48m in the air. Operated by Alaska Airlines, Delta Air Lines.
Alaska Airlines
Delta Air Lines
Route data last updated: May 28, 2026
Airlines with non-stop flights
AS
Alaska Airlines
DL
Delta Air Lines
Alternative Routes
Other ways to fly from Cancun to Seattle with one stop · direct emits 410 kg CO₂ per passenger
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SEA → CUN: Flights from Seattle to CancunOther direct flights from Cancun
Direct flights from Seattle (SEA)
Frequently Asked Questions
How long is the direct flight from Cancun to Seattle?
A nonstop flight from Cancun (CUN) to Seattle (SEA) takes approximately 6 hours and 48 minutes. The distance is 2,684 miles (4,320 km).
Which airlines fly nonstop from Cancun to Seattle?
2 airlines: Alaska Airlines, Delta Air Lines.
Is there a nonstop flight from Cancun to Seattle?
Yes. 2 airlines: Alaska Airlines, Delta Air Lines.
How far is Cancun from Seattle?
The flight distance from Cancun to Seattle is 2,684 miles (4,320 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What is the time difference between Cancun and Seattle?
Seattle is 2 hours behind Cancun. (America/Cancun vs America/Los_Angeles.)
What type of aircraft flies from Cancun to Seattle?
At 6h 48m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from Mexico to USA?
Depends on your passport. Check with the USA embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Cancun to Seattle?
Roughly 410 kg CO2 per passenger one-way. That's about the same as driving 2,050 km.
Is the return flight from Seattle to Cancun also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Cancun to Seattle?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Cancun International Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.