Cheapest one-way flights from San Francisco to Mexico City in December from $118

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Mexico City (MEX) in December 2025 (see full year).

One-Way flights

06 Dec Frontier Airlines
07 Dec Frontier Airlines
09 Dec Frontier Airlines
03 Dec Frontier Airlines
08 Dec Frontier Airlines
10 Dec Frontier Airlines
30 Dec Frontier Airlines
04 Dec Frontier Airlines
23 Dec Frontier Airlines
13 Dec Frontier Airlines

Also check the deals for return flights from San Francisco to Mexico City in December.

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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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