Cheapest return flights from Sofia to Riga in September from 145€

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

Return flights

23 Sep - 27 Sep Ryanair
15 Sep - 23 Sep Ryanair
27 Sep - 28 Sep Lufthansa
20 Sep - 23 Sep Ryanair
06 Sep - 09 Sep Lufthansa
13 Sep - 16 Sep Wizz Air
13 Sep - 23 Sep Wizz Air
02 Sep - 06 Sep Ryanair
20 Sep - 27 Sep Lufthansa
20 Sep - 23 Sep airBaltic direct

Also check the deals for one-way flights from Sofia to Riga 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.

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