AirHint found the following cheapest return flights from London (LCY) to Riga (RIX) in August 2026 (see full year).

Return flights

27 Aug - 31 Aug	Lufthansa
05 Aug - 19 Aug	KLM
12 Aug - 18 Aug	KLM
03 Aug - 06 Aug	KLM
26 Aug - 30 Aug	Lufthansa
28 Aug - 30 Aug	Lufthansa
20 Aug - 30 Aug	Lufthansa
19 Aug - 30 Aug	Lufthansa
06 Aug - 09 Aug	KLM
07 Aug - 11 Aug	KLM
19 Aug - 02 Sep	KLM

Also check the deals for one-way flights from London 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.

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Cheapest return flights from London to Riga in August from 282€

Return flights