Cheapest return flights from Riga to Istanbul in September from $167

Best time to book flights for Riga (RIX) to Istanbul (IST) flights at AirHint

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

Return flights

10 Sep - 17 Sep airBaltic direct
15 Sep - 22 Sep airBaltic direct
14 Sep - 21 Sep airBaltic direct
12 Sep - 19 Sep airBaltic direct
07 Sep - 14 Sep airBaltic direct
11 Sep - 15 Sep airBaltic direct
23 Sep - 30 Sep Norwegian Air Sweden AOC
01 Sep - 10 Sep airBaltic direct
14 Sep - 05 Oct airBaltic direct
23 Sep - 30 Sep Turkish Airlines direct
07 Sep - 13 Sep LOT

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

Skyscanner

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 Istanbul

Cheap car rent in Istanbul