AirHint found the following cheapest return flights from Sofia (SOF) to Copenhagen (CPH) in August 2025 (see full year).

Return flights

27 Aug - 01 Sep	Pegasus Airlines
29 Aug - 02 Sep	Bulgaria Air
31 Aug - 09 Sep	Ryanair
29 Aug - 01 Sep	Ryanair
31 Aug - 03 Sep	Pegasus Airlines
27 Aug - 28 Aug	Pegasus Airlines
31 Aug - 08 Sep	Pegasus Airlines
30 Aug - 06 Sep	Ryanair
31 Aug - 02 Sep	Pegasus Airlines
28 Aug - 01 Sep	Pegasus Airlines
26 Aug - 02 Sep	SunExpress
27 Aug - 29 Aug	Pegasus Airlines
26 Aug - 28 Aug	SunExpress
26 Aug - 27 Aug	Pegasus Airlines
29 Aug - 31 Aug	LOT
25 Aug - 27 Aug	Ryanair
26 Aug - 31 Aug	SunExpress
26 Aug - 29 Aug	SunExpress
28 Aug - 29 Aug	SunExpress
23 Aug - 25 Aug	Norwegian

Also check the deals for one-way flights from Sofia to Copenhagen 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 Sofia to Copenhagen in August from $169

Return flights