AirHint found the following cheapest return flights from Belfast (BHD) to Milano (MXP) in September 2025 (see full year).

Return flights

29 Sep - 05 Oct	easyJet
30 Sep - 02 Oct	Aer Lingus
28 Sep - 02 Oct	Aer Lingus
24 Sep - 26 Sep	easyJet
28 Sep - 30 Sep	Aer Lingus
28 Sep - 12 Oct	Aer Lingus
21 Sep - 23 Sep	Aer Lingus
22 Sep - 25 Sep	easyJet
24 Sep - 27 Sep	easyJet
23 Sep - 27 Sep	Aer Lingus
21 Sep - 22 Sep	Aer Lingus
27 Sep - 30 Sep	Aer Lingus
21 Sep - 24 Sep	Aer Lingus
28 Sep - 09 Oct	Aer Lingus
21 Sep - 25 Sep	Aer Lingus

Also check the deals for one-way flights from Belfast to Milano 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 Belfast to Milano in September from 113€

Return flights