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

Return flights

25 Sep - 30 Sep	easyJet
25 Sep - 05 Oct	easyJet
09 Sep - 12 Sep	Aer Lingus
12 Sep - 15 Sep	Ryanair
11 Sep - 21 Sep	Scandinavian Airlines
19 Sep - 26 Sep	Ryanair
04 Sep - 11 Sep	KLM
01 Sep - 30 Sep	Aer Lingus

Also check the deals for one-way flights from Birmingham to Boston 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 Birmingham to Boston in September from 342€

Return flights