Cheapest return flights from Chicago to Monterrey in October from $237

AirHint found the following cheapest return flights from Chicago (ORD) to Monterrey (MTY) in October 2026 (see full year).

Return flights

09 Oct - 23 Oct Viva direct
15 Oct - 23 Oct Viva
15 Oct - 02 Nov Viva
13 Oct - 23 Oct Viva
13 Oct - 02 Nov Viva
12 Oct - 23 Oct Viva direct
15 Oct - 23 Oct Viva direct
15 Oct - 02 Nov Viva direct
12 Oct - 02 Nov Viva
13 Oct - 23 Oct Viva direct
13 Oct - 02 Nov Viva direct

Also check the deals for one-way flights from Chicago to Monterrey in October.

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