Cheapest return flights from Boston to Zurich in September from $450

AirHint found the following cheapest return flights from Boston (BOS) to Zurich (ZRH) in September 2026 (see full year).

Return flights

10 Sep - 19 Sep Condor
02 Sep - 12 Sep Condor
15 Sep - 28 Sep Condor
20 Sep - 27 Sep Scandinavian Airlines
10 Sep - 13 Sep Scandinavian Airlines
15 Sep - 28 Sep SWISS direct
20 Sep - 27 Sep SWISS direct
02 Sep - 12 Sep SWISS direct
10 Sep - 19 Sep SWISS direct
10 Sep - 13 Sep 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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