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Cheap flights from Seattle to Cancun

Fares from $263 in November 2026. Compare every month below, then book with the site you like.

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Cheapest Seattle to Cancun fares by month

Lowest price per person found in recent searches. Prices change often and are checked when you book.

Seattle to Cancun at a glance

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Frequently asked questions

How much is a flight from Seattle to Cancun?
The cheapest fare we found recently is $263 per person, departing Nov 25 on Air Canada. Prices change daily, so search your dates to see today's fares.
What is the cheapest month to fly from Seattle to Cancun?
November 2026 is currently the cheapest month, from $263. December 2026 is the most expensive, from $339.
Are there direct flights from Seattle to Cancun?
The cheapest fares we found recently have at least one stop. Nonstop flights may still exist at a higher price; tick "Direct only" in the search to check.
Which airlines fly from Seattle to Cancun?
The cheapest recent fares on this route were on Air Canada, AM.
How long is the flight from Seattle to Cancun?
Seattle and Cancun are about 2,685 miles apart, so a nonstop flight takes roughly 6h 15m. Flights with a stop take longer, depending on the connection.
Do I need a passport to fly from Seattle to Cancun?
Yes. Cancun is in Mexico, so you need a valid passport, and some countries also ask for a visa or an online travel authorization. Check the entry rules for your nationality before you book.
How do I find the cheapest flight from Seattle to Cancun?
Search your dates on Gotoesy. We list fares from several booking sites sorted cheapest first, show nearby dates when your day has no saved fare, and send you straight to the seller to book.

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