AirHint found the following cheapest return flights from London (LCY) to Heraklion (HER) in August 2025 (see full year).

Return flights

21 Aug - 25 Aug	SWISS
28 Aug - 01 Sep	SWISS
13 Aug - 18 Aug	SWISS
20 Aug - 25 Aug	SWISS
20 Aug - 01 Sep	SWISS
19 Aug - 25 Aug	SWISS
27 Aug - 01 Sep	SWISS
12 Aug - 18 Aug	Lufthansa
07 Aug - 12 Aug	SWISS
28 Aug - 02 Sep	SWISS
08 Aug - 11 Aug	SWISS
21 Aug - 07 Sep	SWISS
29 Aug - 02 Sep	SWISS
22 Aug - 25 Aug	SWISS
15 Aug - 18 Aug	SWISS
26 Aug - 02 Sep	SWISS
24 Aug - 01 Sep	SWISS
25 Aug - 01 Sep	SWISS
29 Aug - 07 Sep	SWISS
08 Aug - 12 Aug	SWISS

Also check the deals for one-way flights from London to Heraklion in August.

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.

Book a cheap hotel in Heraklion

Cheap car rent in Heraklion

Cheapest return flights from London to Heraklion in August from $248

Return flights