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

Return flights

27 Aug - 30 Sep	Wizz Air UK
30 Aug - 27 Sep	Wizz Air UK
25 Aug - 15 Sep	Wizz Air UK
30 Aug - 20 Sep	Wizz Air UK
20 Aug - 17 Sep	SunExpress
30 Aug - 14 Sep	Wizz Air UK
12 Aug - 12 Sep	Wizz Air UK
13 Aug - 12 Sep	Wizz Air UK
29 Aug - 30 Sep	Wizz Air UK
23 Aug - 13 Sep	Wizz Air UK
05 Aug - 08 Aug	Wizz Air
04 Aug - 11 Aug	Wizz Air UK
15 Aug - 18 Aug	Wizz Air UK
13 Aug - 20 Aug	Wizz Air UK
23 Aug - 28 Aug	Wizz Air UK
20 Aug - 28 Aug	SunExpress
12 Aug - 23 Aug	Wizz Air UK
05 Aug - 20 Aug	Wizz Air
12 Aug - 26 Aug	Wizz Air UK
20 Aug - 25 Aug	SunExpress

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 272€

Return flights