Cheapest return flights from London to Prague in May from $234

Best time to book flights for London (LCY) to Prague (PRG) flights at AirHint

AirHint found the following cheapest return flights from London (LCY) to Prague (PRG) in May 2025 (see full year).

Return flights

27 May - 30 May KLM
09 May - 14 May KLM
19 May - 23 May KLM
20 May - 24 May KLM
07 May - 14 May KLM
06 May - 12 May KLM
07 May - 15 May KLM
09 May - 12 May KLM
26 May - 30 May KLM
06 May - 10 May KLM
30 May - 03 Jun SWISS
29 May - 03 Jun SWISS
30 May - 01 Jun Lufthansa
30 May - 02 Jun Lufthansa
29 May - 04 Jun SWISS
30 May - 16 Jun SWISS
29 May - 02 Jun SWISS
26 May - 06 Jun KLM
31 May - 04 Jun KLM
31 May - 05 Jun KLM

Also check the deals for one-way flights from London to Prague in May.

Skyscanner

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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