Cheapest return flights from Boston to Zurich in September from 364€

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

Return flights

30 Sep - 07 Oct Condor
29 Sep - 04 Oct Condor
24 Sep - 18 Oct Turkish Airlines
26 Sep - 18 Oct Aer Lingus
26 Sep - 03 Oct Turkish Airlines
30 Sep - 07 Oct SWISS direct
29 Sep - 04 Oct United direct
26 Sep - 03 Oct SWISS direct
24 Sep - 18 Oct SWISS direct
26 Sep - 18 Oct SWISS direct

Also check the deals for one-way flights from Boston to Zurich in September.

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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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