AirHint found the following cheapest return flights from Monterrey (MTY) to Seoul (ICN) in May 2026 (see full year).
Return flights
| 12 May - 22 May | United | ||
| 19 May - 26 May | United | ||
| 12 May - 19 May | United | ||
| 20 May - 03 Jun | United | ||
| 05 May - 19 May | United | ||
| 09 May - 16 May | United | ||
| 29 May - 12 Jun | Aeromexico | ||
| 28 May - 22 Jun | Viva |
Also check the deals for one-way flights from Monterrey to Seoul in May.
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