Cheapest one-way flights from Chicago to Mexico City in October from $184

AirHint found the following cheapest one-way flights from Chicago (MDW) to Mexico City (MEX) in October 2025 (see full year).

One-Way flights

31 Oct Frontier Airlines
25 Oct Frontier Airlines
20 Oct Frontier Airlines
21 Oct Frontier Airlines
24 Oct Frontier Airlines
22 Oct Frontier Airlines
23 Oct Frontier Airlines
27 Oct Frontier Airlines
19 Oct Frontier Airlines
26 Oct Frontier Airlines

Also check the deals for return flights from Chicago to Mexico City in October.

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.