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

Return flights

18 Sep - 22 Sep	airBaltic	direct
10 Sep - 17 Sep	airBaltic	direct
20 Sep - 30 Sep	airBaltic	direct
26 Sep - 29 Sep	airBaltic	direct
10 Sep - 13 Sep	airBaltic	direct
10 Sep - 15 Sep	airBaltic	direct
15 Sep - 22 Sep	airBaltic	direct
08 Sep - 15 Sep	airBaltic	direct
11 Sep - 16 Sep	Eurowings
02 Sep - 15 Sep	airBaltic	direct
28 Sep - 01 Oct	airBaltic	direct

Also check the deals for one-way flights from Berlin to Riga 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 Berlin to Riga in September from 128€

Return flights