AirHint found the following cheapest return flights from Lyon (LYS) to Riga (RIX) in August 2025 (see full year).

Return flights

25 Aug - 01 Sep	Lufthansa
30 Aug - 06 Sep	Lufthansa
31 Aug - 06 Sep	Lufthansa
22 Aug - 30 Aug	Aer Lingus
01 Aug - 08 Aug	Brussels Airlines
01 Aug - 09 Aug	Brussels Airlines
17 Aug - 24 Aug	Lufthansa
02 Aug - 09 Aug	Wizz Air Malta
03 Aug - 12 Aug	LOT

Also check the deals for one-way flights from Lyon to Riga in August.

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 Riga

Cheap car rent in Riga

Cheapest return flights from Lyon to Riga in August from 207€

Return flights