AirHint found the following cheapest return flights from Dallas (DAL) to Monterrey (MTY) in January 2026 (see full year).
Return flights
| 14 Jan - 21 Jan | Delta | ||
| 15 Jan - 18 Jan | Delta | ||
| 12 Jan - 19 Jan | Delta | ||
| 08 Jan - 15 Jan | Delta | ||
| 09 Jan - 16 Jan | Aeromexico | ||
| 11 Jan - 18 Jan | Delta | ||
| 16 Jan - 18 Jan | Delta | ||
| 01 Jan - 01 Jan | Delta |
Also check the deals for one-way flights from Dallas to Monterrey in January.
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