Cheapest return CTU–ICN flights, May

AirHint found the following cheapest return flights from Chengdu (CTU) to Seoul (ICN) in May 2026 (see full year).

Return flights

27 May - 01 Jun China Eastern
31 May - 05 Jun Xiamen Airlines
29 May - 31 May China Eastern
23 May - 25 May Shandong Airlines
23 May - 24 May Shandong Airlines
25 May - 01 Jun China Southern
24 May - 31 May China Southern
27 May - 03 Jun Xiamen Airlines
21 May - 27 May Xiamen Airlines
27 May - 05 Jun Cathay Pacific
28 May - 05 Jun Cathay Pacific
28 May - 05 Jun Asiana Airlines direct
31 May - 05 Jun Air China direct
21 May - 27 May Asiana Airlines direct
27 May - 03 Jun Asiana Airlines direct
27 May - 05 Jun Asiana Airlines direct
23 May - 24 May Asiana Airlines direct
22 May - 24 May Asiana Airlines direct
29 May - 31 May Asiana Airlines direct
24 May - 31 May Asiana Airlines direct

Also check the deals for one-way flights from Chengdu to Seoul in May.

Powered by

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

Feel free to contact us with any feedback or request another flight research.