AirHint found the following cheapest return flights from Seoul (ICN) to Cancun (CUN) in January 2026 (see full year).

Return flights

19 Jan - 09 Feb	United
30 Jan - 06 Feb	United
13 Jan - 20 Jan	United
14 Jan - 21 Jan	Air Canada
28 Jan - 31 Jan	United
31 Jan - 07 Feb	United
20 Jan - 27 Jan	United
14 Jan - 30 Jan	Air Canada
24 Jan - 30 Jan	United
11 Jan - 20 Jan	Air Canada
11 Jan - 26 Jan	Air Canada
23 Jan - 30 Jan	United
24 Jan - 31 Jan	United
25 Jan - 04 Feb	United
25 Jan - 02 Feb	United
25 Jan - 05 Feb	United
25 Jan - 01 Feb	United
26 Jan - 05 Feb	Air Canada

Also check the deals for one-way flights from Seoul to Cancun in January.

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 Seoul to Cancun in January from $1030

Return flights