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

Return flights

17 Jan - 27 Jan	T'way Air
19 Jan - 30 Jan	T'way Air	direct
18 Jan - 30 Jan	T'way Air	direct
18 Jan - 02 Feb	T'way Air	direct
19 Jan - 02 Feb	T'way Air	direct
21 Jan - 30 Jan	T'way Air	direct
25 Jan - 30 Jan	T'way Air	direct
24 Jan - 02 Feb	T'way Air	direct
16 Jan - 25 Jan	T'way Air
20 Jan - 27 Jan	China Eastern
16 Jan - 30 Jan	T'way Air	direct
16 Jan - 29 Jan	T'way Air
21 Jan - 27 Jan	T'way Air
17 Jan - 02 Feb	T'way Air	direct
19 Jan - 28 Feb	T'way Air	direct
29 Jan - 04 Feb	LOT
26 Jan - 04 Feb	LOT
29 Jan - 01 Feb	LOT
29 Jan - 23 Feb	LOT
29 Jan - 03 Feb	LOT

Also check the deals for one-way flights from Paris to Seoul 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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Paris to Seoul in January from 504€

Return flights