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

Return flights

15 Sep - 08 Oct	Wizz Air UK
20 Sep - 11 Oct	Wizz Air UK
08 Sep - 13 Oct	Wizz Air UK
27 Sep - 11 Oct	Wizz Air UK
17 Sep - 17 Oct	Wizz Air UK
08 Sep - 08 Oct	Wizz Air UK
22 Sep - 30 Sep	Wizz Air UK
26 Sep - 03 Oct	Wizz Air UK
16 Sep - 03 Oct	Wizz Air UK
21 Sep - 30 Sep	Wizz Air UK
30 Sep - 28 Oct	Wizz Air UK
29 Sep - 02 Oct	Wizz Air UK
08 Sep - 24 Sep	Wizz Air UK
15 Sep - 24 Sep	Wizz Air UK
22 Sep - 29 Sep	Wizz Air UK
15 Sep - 22 Sep	Wizz Air UK
20 Sep - 30 Sep	Wizz Air UK
03 Sep - 17 Sep	Wizz Air UK
14 Sep - 30 Sep	Wizz Air UK
15 Sep - 25 Sep	Wizz Air UK

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

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 September from 206€

Return flights