Cheapest return flights from London to Prague in September from 208€

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

Return flights

28 Sep - 12 Oct KLM
05 Sep - 07 Sep KLM
05 Sep - 08 Sep KLM
05 Sep - 09 Sep KLM
04 Sep - 09 Sep KLM
10 Sep - 13 Sep KLM
17 Sep - 21 Sep KLM
04 Sep - 08 Sep KLM
17 Sep - 20 Sep KLM
23 Sep - 26 Sep KLM
24 Sep - 27 Sep Luxair

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

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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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