AirHint found the following cheapest return flights from Monterrey (MTY) to Seoul (ICN) in October 2026 (see full year).

Return flights

04 Oct - 11 Oct	Viva
22 Oct - 03 Nov	United
05 Oct - 14 Oct	United
14 Oct - 23 Oct	United
19 Oct - 05 Nov	United
11 Oct - 27 Oct	United
19 Oct - 31 Oct	Aeromexico
16 Oct - 12 Nov	United
02 Oct - 16 Oct	United
09 Oct - 19 Oct	Aeromexico
16 Oct - 26 Oct	United
07 Oct - 25 Oct	United
10 Oct - 24 Oct	United

Also check the deals for one-way flights from Monterrey to Seoul in October.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Monterrey to Seoul in October from $1215

Return flights