Cheapest return flights from London to Tehran in September from $415

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

Return flights

25 Sep - 23 Oct Turkish Airlines
09 Sep - 07 Oct Turkish Airlines
06 Sep - 23 Sep Turkish Airlines
17 Sep - 04 Oct Turkish Airlines
29 Sep - 15 Oct Turkish Airlines
20 Sep - 25 Sep Turkish Airlines
08 Sep - 23 Sep Turkish Airlines
14 Sep - 25 Sep Turkish Airlines
20 Sep - 24 Sep Turkish Airlines
20 Sep - 05 Oct Turkish Airlines
15 Sep - 15 Oct Turkish Airlines
20 Sep - 03 Oct Turkish Airlines
30 Sep - 10 Oct Turkish Airlines
13 Sep - 04 Oct Turkish Airlines
10 Sep - 26 Sep Turkish Airlines
15 Sep - 10 Oct Turkish Airlines
08 Sep - 15 Sep Turkish Airlines
10 Sep - 19 Sep Turkish Airlines
08 Sep - 19 Sep Turkish Airlines
06 Sep - 28 Sep Turkish Airlines

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

Skyscanner

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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