AirHint found the following cheapest return flights from Chicago (ORD) to Guadalajara (GDL) in October 2026 (see full year).
Return flights
| 11 Oct - 18 Oct | Viva | direct | |
| 11 Oct - 15 Oct | Viva | direct | |
| 12 Oct - 18 Oct | Viva | direct | |
| 12 Oct - 15 Oct | Viva | direct | |
| 05 Oct - 18 Oct | Viva | direct | |
| 05 Oct - 15 Oct | Viva | direct | |
| 05 Oct - 08 Oct | Viva | direct |
Also check the deals for one-way flights from Chicago to Guadalajara in October.
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