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

Return flights

13 Mar - 16 Mar	LOT
31 Mar - 07 Apr	Lufthansa
07 Mar - 09 Mar	SWISS
06 Mar - 09 Mar	SWISS
05 Mar - 08 Mar	KLM
06 Mar - 08 Mar	KLM
19 Mar - 23 Mar	KLM
02 Mar - 05 Mar	KLM
31 Mar - 08 Apr	KLM
04 Mar - 08 Mar	KLM
06 Mar - 13 Mar	KLM
30 Mar - 17 Apr	KLM
31 Mar - 17 Apr	KLM
19 Mar - 22 Mar	KLM
31 Mar - 13 Apr	KLM
30 Mar - 12 Apr	KLM
22 Mar - 05 Apr	KLM
29 Mar - 10 Apr	KLM
28 Mar - 02 Apr	KLM
29 Mar - 12 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 237€

Return flights