Cheapest return flights from Riga to Istanbul in September from 148€

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

Return flights

21 Sep - 25 Sep Norwegian Air Sweden AOC
22 Sep - 25 Sep Norwegian Air Sweden AOC
21 Sep - 29 Sep Norwegian Air Sweden AOC
03 Sep - 07 Sep Norwegian Air Sweden AOC
08 Sep - 15 Sep airBaltic
03 Sep - 06 Sep Norwegian Air Sweden AOC
09 Sep - 14 Sep Norwegian Air Sweden AOC
01 Sep - 07 Sep airBaltic direct
22 Sep - 26 Sep airBaltic direct
03 Sep - 07 Sep airBaltic direct
29 Sep - 03 Oct airBaltic direct
30 Sep - 04 Oct airBaltic
30 Sep - 04 Oct Turkish Airlines direct

Also check the deals for one-way flights from Riga to Istanbul in September.

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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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