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

Return flights

25 Sep - 01 Oct	Ryanair
30 Sep - 06 Oct	Ryanair
16 Sep - 01 Oct	Ryanair
23 Sep - 24 Sep	Ryanair
25 Sep - 30 Sep	airBaltic	direct
23 Sep - 29 Sep	airBaltic	direct
22 Sep - 24 Sep	Ryanair
25 Sep - 28 Sep	airBaltic	direct
30 Sep - 06 Oct	airBaltic	direct
30 Sep - 02 Oct	airBaltic	direct
23 Sep - 27 Sep	Ryanair
23 Sep - 30 Sep	Ryanair
25 Sep - 27 Sep	Ryanair
25 Sep - 27 Sep	airBaltic	direct
19 Sep - 23 Sep	Norwegian Air Sweden AOC
12 Sep - 10 Oct	Ryanair
25 Sep - 01 Oct	airBaltic	direct
15 Sep - 06 Oct	Ryanair
16 Sep - 01 Oct	airBaltic	direct
12 Sep - 10 Oct	airBaltic	direct

Also check the deals for one-way flights from Riga to Amsterdam 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 Riga to Amsterdam in September from 166€

Return flights