AirHint found the following cheapest one-way flights from Chicago (ORD) to Monterrey (MTY) in August 2026 (see full year).
One-Way flights
| 25 Aug | Viva | direct | |
| 28 Aug | Viva | direct | |
| 04 Aug | Viva | direct | |
| 03 Aug | Viva | direct | |
| 30 Aug | Viva | ||
| 14 Aug | Viva | ||
| 14 Aug | Viva | direct |
Also check the deals for return flights from Chicago to Monterrey in August.
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