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

Return flights

20 Aug - 23 Sep	Ryanair
31 Aug - 23 Sep	Air France
23 Aug - 05 Sep	Finnair
30 Aug - 09 Sep	easyJet
25 Aug - 03 Sep	Ryanair
25 Aug - 04 Sep	Ryanair
24 Aug - 04 Sep	Norwegian Air Sweden AOC
25 Aug - 31 Aug	Ryanair
31 Aug - 14 Sep	Finnair
29 Aug - 12 Sep	Finnair
23 Aug - 06 Sep	Ryanair
13 Aug - 21 Aug	Hainan Airlines
06 Aug - 18 Aug	Hainan Airlines
06 Aug - 13 Aug	Hainan Airlines
06 Aug - 14 Aug	Hainan Airlines
23 Aug - 31 Aug	Ryanair
04 Aug - 12 Aug	Hainan Airlines
01 Aug - 11 Aug	Hainan Airlines
04 Aug - 11 Aug	Hainan Airlines
01 Aug - 05 Aug	Hainan Airlines

Also check the deals for one-way flights from Manchester 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.

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Cheapest return flights from Manchester to Seoul in August from 633€

Return flights