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

Return flights

20 Sep - 25 Sep	flyadeal
15 Sep - 20 Sep	Pegasus Airlines
18 Sep - 04 Oct	AJet
30 Sep - 09 Oct	Flynas
24 Sep - 01 Oct	Flynas
24 Sep - 30 Sep	Flynas
23 Sep - 30 Sep	Flynas
27 Sep - 05 Oct	Flynas
20 Sep - 26 Sep	flyadeal
20 Sep - 29 Sep	flyadeal
20 Sep - 30 Sep	flyadeal
29 Sep - 09 Oct	Flynas
24 Sep - 04 Oct	Flynas
17 Sep - 20 Sep	AJet
25 Sep - 30 Sep	Flynas
25 Sep - 02 Oct	Flynas
09 Sep - 18 Sep	AJet
19 Sep - 04 Oct	flyadeal
23 Sep - 07 Oct	Flynas
25 Sep - 05 Oct	Flynas

Also check the deals for one-way flights from Riyadh 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 Riyadh to Barcelona in September from $317

Return flights