AirHint found the following cheapest return flights from Mexico City (MEX) to Seoul (ICN) in August 2026 (see full year).

Return flights

21 Aug - 09 Sep	Aeromexico
20 Aug - 07 Sep	Aeromexico
14 Aug - 24 Aug	Aeromexico
02 Aug - 19 Aug	Aeromexico
23 Aug - 11 Sep	Aeromexico
20 Aug - 09 Sep	Aeromexico
29 Aug - 11 Sep	Aeromexico
12 Aug - 26 Aug	United
23 Aug - 30 Aug	United
05 Aug - 26 Aug	United
03 Aug - 20 Aug	United
08 Aug - 30 Aug	United
14 Aug - 29 Aug	United
22 Aug - 09 Sep	United
23 Aug - 09 Sep	United
22 Aug - 08 Sep	United
18 Aug - 05 Sep	United
24 Aug - 11 Sep	Flair Airlines
12 Aug - 19 Aug	Aeromexico
03 Aug - 24 Aug	United

Also check the deals for one-way flights from Mexico City to Seoul in August.

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 Mexico City to Seoul in August from 1246€

Return flights