Cheapest return flights from San Diego to Mexico City in April from $341

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

Return flights

24 Apr - 27 Apr Frontier Airlines
24 Apr - 29 Apr Frontier Airlines
18 Apr - 21 Apr Frontier Airlines
22 Apr - 27 Apr Frontier Airlines
23 Apr - 02 May Frontier Airlines
15 Apr - 24 Apr Frontier Airlines
03 Apr - 24 Apr Hawaiian Airlines

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

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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.

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