$300 Cheap American Airlines flights Seattle (SEA) to Cancun (CUN)

View $300 flight on Wed, Feb 25, 2026Opens in a new window

$300 Cheap American Airlines flights Seattle (SEA) to Cancun (CUN)

Prices were available within the past 7 days and start at $300 for one-way flights and $621 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Feb 25 - Mon, Mar 2
SEA
Seattle
CUN
Cancun
$621 Roundtrip, found 1 day ago
$621
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Feb 25 from Seattle to Cancun, returning Mon, Mar 2, priced at $621 found 1 day ago
Flights from Seattle (SEA) to Cancun (CUN)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United, Volaris
Popular airline
Alaska Airlines
Distance
4294 km
Average flight time
9 hours 1 min