AirHint found the following cheapest one-way flights from Riga (RIX) to Zurich (ZRH) in September 2025 (see full year).

One-Way flights

20 Sep	airBaltic	direct
27 Sep	airBaltic	direct
25 Sep	airBaltic	direct
01 Sep	Norwegian Air Sweden AOC
12 Sep	Norwegian Air Sweden AOC
05 Sep	Norwegian Air Sweden AOC
19 Sep	airBaltic	direct
12 Sep	airBaltic	direct
05 Sep	airBaltic	direct
02 Sep	airBaltic	direct

Also check the deals for return flights from Riga to Zurich 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 one-way flights from Riga to Zurich in September from $116

One-Way flights