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

Return flights

09 Mar - 12 Mar	KLM
11 Mar - 23 Mar	KLM
05 Mar - 09 Mar	KLM
07 Mar - 09 Mar	KLM
02 Mar - 05 Mar	KLM
07 Mar - 11 Mar	KLM
07 Mar - 10 Mar	KLM
11 Mar - 14 Mar	KLM
01 Mar - 04 Mar	KLM
05 Mar - 07 Mar	KLM
31 Mar - 28 Apr	KLM
31 Mar - 04 Apr	KLM
30 Mar - 07 Apr	KLM
19 Mar - 19 Apr	SWISS
23 Mar - 03 Apr	SWISS
30 Mar - 03 Apr	Lufthansa
30 Mar - 04 Apr	KLM
13 Mar - 02 Apr	SWISS
27 Mar - 13 Apr	SWISS
30 Mar - 02 Apr	KLM

Also check the deals for one-way flights from London to Prague 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 Prague in March from $250

Return flights