AirHint found the following cheapest one-way flights from Chicago (ORD) to Monterrey (MTY) in March 2026 (see full year).
One-Way flights
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| 24 Mar | Viva | direct | |
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| 17 Mar | Viva | direct | |
| 05 Mar | Viva | direct |
Also check the deals for return flights from Chicago to Monterrey in March.
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