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

Return flights

28 Aug - 11 Sep	China Southern
11 Aug - 20 Aug	Ryanair
12 Aug - 19 Aug	Ryanair
25 Aug - 30 Aug	easyJet
16 Aug - 30 Aug	Wizz Air
05 Aug - 08 Aug	Ryanair
12 Aug - 26 Aug	KLM
31 Aug - 27 Sep	China Southern
16 Aug - 21 Aug	Lufthansa
07 Aug - 09 Aug	Lufthansa
08 Aug - 09 Aug	Lufthansa
05 Aug - 16 Sep	Emirates

Also check the deals for one-way flights from Glasgow 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 Glasgow to Seoul in August from 734€

Return flights