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

Return flights

04 Mar - 11 Mar	Lufthansa
19 Mar - 22 Mar	LOT
05 Mar - 08 Mar	LOT
10 Mar - 19 Mar	LOT
06 Mar - 08 Mar	LOT
12 Mar - 15 Mar	LOT
12 Mar - 16 Mar	LOT
13 Mar - 16 Mar	LOT
13 Mar - 15 Mar	LOT
20 Mar - 23 Mar	LOT
31 Mar - 07 Apr	KLM
31 Mar - 03 Apr	KLM
29 Mar - 03 Apr	SWISS
30 Mar - 06 Apr	KLM
28 Mar - 07 Apr	KLM
28 Mar - 05 Apr	KLM
28 Mar - 06 Apr	KLM

Also check the deals for one-way flights from London to Riga in March.

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 March from $268

Return flights