Cheapest return ICN–SOF flights, August

AirHint found the following cheapest return flights from Seoul (ICN) to Sofia (SOF) in August 2026 (see full year).

Return flights

14 Aug - 29 Aug China Eastern
08 Aug - 14 Sep Emirates
05 Aug - 18 Aug Air France
26 Aug - 01 Sep Lufthansa
07 Aug - 16 Sep Lufthansa
07 Aug - 09 Sep KLM
10 Aug - 16 Aug LOT
09 Aug - 07 Sep Lufthansa
13 Aug - 22 Aug LOT
23 Aug - 31 Aug LOT
14 Aug - 22 Aug Lufthansa
15 Aug - 22 Aug Lufthansa
07 Aug - 15 Aug Lufthansa

Also check the deals for one-way flights from Seoul to Sofia in August.

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