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

Return flights

30 Sep - 07 Oct	Lufthansa
29 Sep - 01 Oct	airBaltic
29 Sep - 30 Sep	airBaltic	direct
30 Sep - 07 Oct	airBaltic	direct
17 Sep - 20 Sep	Ryanair
16 Sep - 20 Sep	Norwegian Air Sweden AOC
26 Sep - 29 Sep	airBaltic	direct
12 Sep - 21 Sep	Lufthansa
29 Sep - 01 Oct	airBaltic	direct
12 Sep - 19 Sep	Lufthansa
10 Sep - 15 Sep	Ryanair
10 Sep - 17 Sep	Ryanair
14 Sep - 17 Sep	Norwegian Air Sweden AOC
25 Sep - 28 Sep	airBaltic	direct
28 Sep - 04 Oct	airBaltic	direct
26 Sep - 03 Oct	airBaltic
26 Sep - 03 Oct	airBaltic	direct

Also check the deals for one-way 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.

Book a cheap hotel in Zurich

Cheap car rent in Zurich

Cheapest return flights from Riga to Zurich in September from 189€

Return flights