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

Return flights

10 Sep - 14 Sep	Ryanair	direct
03 Sep - 07 Sep	Ryanair	direct
10 Sep - 17 Sep	Ryanair	direct
21 Sep - 24 Sep	Ryanair
10 Sep - 21 Sep	Ryanair	direct
21 Sep - 08 Oct	Ryanair	direct
03 Sep - 14 Sep	Ryanair	direct
17 Sep - 21 Sep	Ryanair	direct
11 Sep - 15 Sep	Lufthansa
28 Sep - 02 Oct	Ryanair
27 Sep - 05 Oct	Ryanair
28 Sep - 08 Oct	Ryanair	direct
03 Sep - 17 Sep	Ryanair	direct
05 Sep - 07 Sep	Ryanair
21 Sep - 01 Oct	Ryanair	direct
28 Sep - 15 Oct	Ryanair	direct
28 Sep - 10 Oct	Ryanair
28 Sep - 01 Oct	Ryanair
27 Sep - 07 Oct	Ryanair
24 Sep - 08 Oct	Ryanair	direct

Also check the deals for one-way flights from Riga 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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Cheapest return flights from Riga to Barcelona in September from 129€

Return flights