AirHint found the following cheapest return flights from Seoul (GMP) to Prague (PRG) in September 2026 (see full year).

Return flights

05 Sep - 20 Sep	EVA Air
18 Sep - 27 Sep	EVA Air
15 Sep - 22 Sep	EVA Air
23 Sep - 27 Sep	EVA Air
04 Sep - 11 Sep	Japan Airlines
05 Sep - 11 Sep	Japan Airlines
17 Sep - 26 Sep	Japan Airlines
14 Sep - 21 Sep	Japan Airlines
07 Sep - 14 Sep	Japan Airlines
18 Sep - 24 Sep	Japan Airlines
13 Sep - 11 Oct	Japan Airlines
26 Sep - 03 Oct	Japan Airlines
22 Sep - 03 Oct	Japan Airlines
27 Sep - 04 Oct	Japan Airlines
25 Sep - 03 Oct	Japan Airlines

Also check the deals for one-way flights from Seoul to Prague in September.

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 Seoul to Prague in September from $1279

Return flights