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

Return flights

08 Jul - 13 Jul	KLM
13 Jul - 20 Jul	KLM
29 Jul - 03 Aug	KLM
24 Jul - 27 Jul	KLM
28 Jul - 02 Aug	Luxair
31 Jul - 02 Aug	KLM
17 Jul - 20 Jul	KLM
01 Jul - 19 Jul	KLM
17 Jul - 24 Jul	KLM
07 Jul - 12 Jul	KLM
23 Jul - 26 Jul	KLM
31 Jul - 16 Aug	KLM
18 Jul - 20 Jul	KLM
03 Jul - 06 Jul	KLM

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

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 July from 204€

Return flights