Cheapest return flights from Seattle to Mexico City in April from $318

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

Return flights

20 Apr - 25 Apr Frontier Airlines
18 Apr - 25 Apr Frontier Airlines
22 Apr - 27 Apr Frontier Airlines
18 Apr - 06 May Hawaiian Airlines
22 Apr - 28 Apr Frontier Airlines
22 Apr - 29 Apr Frontier Airlines
27 Apr - 11 May Frontier Airlines
13 Apr - 20 Apr Hawaiian Airlines
11 Apr - 17 Apr Alaska Airlines
10 Apr - 17 Apr Frontier Airlines
09 Apr - 20 Apr Frontier Airlines
11 Apr - 16 Apr Alaska Airlines
27 Apr - 11 May Delta direct

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

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Mexico City

Cheap car rent in Mexico City

Feel free to contact us with any feedback or request another flight research.