Cheapest one-way flights from London to Tehran in September from 175€

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

One-Way flights

30 Sep SWISS
26 Sep SWISS
16 Sep Turkish Airlines
02 Sep Turkish Airlines
04 Sep Turkish Airlines
03 Sep Turkish Airlines
14 Sep Turkish Airlines
07 Sep Turkish Airlines
08 Sep Turkish Airlines
11 Sep Turkish Airlines

Also check the deals for return flights from London to Tehran in September.

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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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