Cheapest return flights from Seattle to Cancun in April from $419

AirHint found the following cheapest return flights from Seattle (SEA) to Cancun (CUN) in April 2026 (see full year).

Return flights

12 Apr - 18 Apr Volaris
11 Apr - 17 Apr Volaris
05 Apr - 15 Apr Sun Country Airlines
01 Apr - 07 Apr Southwest Airlines
04 Apr - 11 Apr Volaris
01 Apr - 11 Apr Volaris
01 Apr - 12 Apr Volaris
05 Apr - 12 Apr Sun Country Airlines
01 Apr - 07 Apr Delta direct
01 Apr - 12 Apr Aeromexico direct

Also check the deals for one-way flights from Seattle to Cancun in April.

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