AirHint found the following cheapest return flights from London (LCY) to Ibiza (IBZ) in September 2026 (see full year).

Return flights

27 Sep - 02 Oct	British Airways	direct
25 Sep - 28 Sep	KLM
19 Sep - 23 Sep	KLM
11 Sep - 14 Sep	KLM
14 Sep - 21 Sep	KLM
05 Sep - 09 Sep	KLM
10 Sep - 14 Sep	KLM
18 Sep - 22 Sep	KLM
03 Sep - 08 Sep	KLM
24 Sep - 28 Sep	KLM
19 Sep - 22 Sep	KLM
26 Sep - 06 Oct	KLM
30 Sep - 06 Oct	KLM
30 Sep - 04 Oct	KLM
30 Sep - 04 Oct	British Airways	direct

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

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 Ibiza in September from $173

Return flights