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

Return flights

23 Jan - 30 Jan	Pegasus Airlines
06 Jan - 19 Feb	Pegasus Airlines
19 Jan - 09 Feb	Pegasus Airlines
15 Jan - 22 Jan	Pegasus Airlines
20 Jan - 20 Feb	Pegasus Airlines
12 Jan - 19 Jan	Pegasus Airlines
06 Jan - 03 Feb	Pegasus Airlines
01 Jan - 22 Jan	Pegasus Airlines
08 Jan - 15 Jan	Pegasus Airlines
19 Jan - 21 Feb	Pegasus Airlines
01 Jan - 01 Feb	Pegasus Airlines
02 Jan - 31 Jan	Pegasus Airlines
20 Jan - 07 Feb	Pegasus Airlines
01 Jan - 06 Jan	Ryanair

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 242€

Return flights