AirHint found the following cheapest return flights from London (LGW) to Tehran (IKA) in August 2025 (see full year).

Return flights

27 Aug - 23 Sep	Wizz Air UK
29 Aug - 15 Sep	Wizz Air UK
29 Aug - 21 Sep	Wizz Air UK
29 Aug - 20 Sep	Wizz Air UK
25 Aug - 21 Sep	Wizz Air UK
25 Aug - 25 Sep	Wizz Air UK
29 Aug - 19 Sep	Wizz Air UK
28 Aug - 20 Sep	Wizz Air UK
28 Aug - 25 Sep	Wizz Air UK
28 Aug - 19 Sep	Wizz Air UK
19 Aug - 25 Aug	SunExpress
19 Aug - 28 Aug	SunExpress
19 Aug - 26 Aug	SunExpress
28 Aug - 31 Aug	Wizz Air UK
22 Aug - 28 Aug	Wizz Air UK
24 Aug - 29 Aug	Wizz Air UK
22 Aug - 29 Aug	Wizz Air UK
25 Aug - 31 Aug	Wizz Air UK
20 Aug - 26 Aug	SunExpress
22 Aug - 31 Aug	Wizz Air UK

Also check the deals for one-way flights from London to Tehran 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.

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Cheapest return flights from London to Tehran in August from 240€

Return flights