AirHint found the following cheapest return flights from Mexico City (MEX) to Seoul (ICN) in August 2025 (see full year).

Return flights

30 Aug - 15 Sep	Viva
30 Aug - 14 Sep	Viva
31 Aug - 07 Sep	Volaris
22 Aug - 31 Aug	Aeromexico
31 Aug - 10 Sep	Viva
30 Aug - 06 Sep	Viva
17 Aug - 28 Aug	Aeromexico
16 Aug - 30 Aug	Viva
31 Aug - 06 Sep	Volaris
28 Aug - 10 Sep	Aeromexico
21 Aug - 31 Aug	Aeromexico
15 Aug - 24 Sep	Viva
08 Aug - 31 Aug	Aeromexico
16 Aug - 01 Sep	Volaris
16 Aug - 14 Sep	Volaris
18 Aug - 31 Aug	Viva
15 Aug - 24 Aug	Viva
18 Aug - 24 Aug	Viva
18 Aug - 26 Aug	Viva
08 Aug - 24 Aug	Viva

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Mexico City to Seoul in August from 908€

Return flights