AirHint found the following cheapest return flights from London (STN) to Tehran (IKA) in January 2026 (see full year).

Return flights

22 Jan - 12 Feb	Pegasus Airlines
16 Jan - 31 Jan	Pegasus Airlines
03 Jan - 31 Jan	Pegasus Airlines
01 Jan - 14 Jan	Pegasus Airlines
05 Jan - 31 Jan	Pegasus Airlines
10 Jan - 16 Jan	Pegasus Airlines
22 Jan - 10 Feb	Pegasus Airlines
06 Jan - 15 Jan	Pegasus Airlines
01 Jan - 28 Jan	Pegasus Airlines

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

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 January from 237€

Return flights