Cheapest return flights from London to Tehran in April from 429€

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

Return flights

15 Apr - 15 May British Airways
18 Apr - 18 May British Airways
11 Apr - 12 May British Airways
11 Apr - 26 Apr British Airways
18 Apr - 25 Apr British Airways
18 Apr - 27 Apr British Airways
06 Apr - 29 Apr British Airways
12 Apr - 12 May British Airways
28 Apr - 14 May British Airways
30 Apr - 10 May Turkish Airlines
14 Apr - 23 Apr Turkish Airlines
30 Apr - 15 May Turkish Airlines
08 Apr - 02 May Lufthansa
06 Apr - 02 May Lufthansa
13 Apr - 04 May Lufthansa
06 Apr - 08 Apr British Airways
10 Apr - 25 Apr British Airways
10 Apr - 13 Apr British Airways
03 Apr - 17 Apr Air Serbia
02 Apr - 16 Apr KLM

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

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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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