AirHint found the following cheapest return flights from Prague (PRG) to Barcelona (BCN) in September 2025 (see full year).

Return flights

29 Sep - 06 Oct	Eurowings	direct
30 Sep - 06 Oct	Eurowings	direct
22 Sep - 29 Sep	Volotea
29 Sep - 01 Oct	Wizz Air Malta
23 Sep - 30 Sep	easyJet
30 Sep - 07 Oct	easyJet
28 Sep - 15 Oct	Ryanair	direct
15 Sep - 23 Sep	Wizz Air Malta
29 Sep - 02 Oct	Eurowings	direct
29 Sep - 09 Oct	Wizz Air Malta
28 Sep - 02 Oct	Ryanair	direct
29 Sep - 15 Oct	Ryanair	direct
17 Sep - 29 Sep	Wizz Air Malta
15 Sep - 16 Sep	Wizz Air Malta
26 Sep - 15 Oct	Ryanair	direct
17 Sep - 23 Sep	Wizz Air Malta
29 Sep - 30 Sep	Wizz Air Malta
20 Sep - 23 Sep	easyJet
15 Sep - 17 Sep	Wizz Air Malta
23 Sep - 27 Sep	easyJet

Also check the deals for one-way flights from Prague to Barcelona 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 Prague to Barcelona in September from $114

Return flights