Cheapest return flights from Chicago to Mexico City in December from $214

Best time to book flights for Chicago (ORD) to Mexico City (MEX) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Mexico City (MEX) in December 2025 (see full year).

Return flights

09 Dec - 11 Dec Viva Aerobus direct
09 Dec - 18 Dec Viva Aerobus direct
09 Dec - 23 Dec Viva Aerobus direct
09 Dec - 25 Dec Viva Aerobus direct
02 Dec - 11 Dec Viva Aerobus direct
02 Dec - 18 Dec Viva Aerobus direct
03 Dec - 11 Dec Viva Aerobus direct
03 Dec - 18 Dec Viva Aerobus direct
09 Dec - 21 Dec Viva Aerobus direct
03 Dec - 23 Dec Viva Aerobus direct
29 Dec - 15 Jan Viva Aerobus
29 Dec - 17 Jan Viva Aerobus
29 Dec - 11 Jan Viva Aerobus
28 Dec - 15 Jan Viva Aerobus
28 Dec - 17 Jan Viva Aerobus
28 Dec - 11 Jan Viva Aerobus
31 Dec - 15 Jan Viva Aerobus
31 Dec - 17 Jan Viva Aerobus
04 Dec - 22 Jan Viva Aerobus direct
31 Dec - 11 Jan Viva Aerobus

Also check the deals for one-way flights from Chicago to Mexico City in December.

Skyscanner

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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