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

Return flights

22 Sep - 29 Sep	Condor
28 Sep - 02 Oct	Condor
21 Sep - 06 Oct	Condor
29 Sep - 06 Oct	Condor
30 Sep - 14 Oct	Condor
29 Sep - 07 Oct	Condor
27 Sep - 18 Oct	Scandinavian Airlines
29 Sep - 04 Oct	Air Canada
27 Sep - 03 Oct	Scandinavian Airlines
22 Sep - 18 Oct	Condor
25 Sep - 18 Oct	Scandinavian Airlines
26 Sep - 29 Sep	Austrian Airlines
18 Sep - 21 Sep	Condor
18 Sep - 26 Sep	Condor
19 Sep - 27 Sep	Azores Airlines
22 Sep - 29 Sep	Air France	direct
19 Sep - 27 Sep	Air France	direct
19 Sep - 22 Sep	Air France	direct
26 Sep - 29 Sep	Air France	direct
22 Sep - 25 Sep	Air France	direct

Also check the deals for one-way flights from Boston 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 Boston to Milano in September from 320€

Return flights