Cheapest return CTU–ICN flights, April

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

Return flights

29 Apr - 10 May Cathay Pacific
29 Apr - 03 May Cathay Pacific
29 Apr - 09 May Cathay Pacific
30 Apr - 03 May Hainan Airlines
30 Apr - 03 May Air China direct
29 Apr - 09 May Air China direct
29 Apr - 10 May Air China direct
30 Apr - 10 May Air China direct
30 Apr - 04 May Hainan Airlines
30 Apr - 05 May Hainan Airlines

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

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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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