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

Return flights

03 Jun - 09 Jun	United
20 Jun - 13 Jul	United
11 Jun - 15 Jun	United
05 Jun - 15 Jun	United
06 Jun - 15 Jun	United
10 Jun - 15 Jun	United
11 Jun - 22 Jun	Air Canada
03 Jun - 09 Jun	SWISS	direct
06 Jun - 13 Jun	SWISS	direct
27 Jun - 18 Jul	United
11 Jun - 25 Jun	SWISS	direct
20 Jun - 13 Jul	SWISS	direct
11 Jun - 22 Jun	SWISS	direct
27 Jun - 18 Jul	SWISS	direct

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

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 Zurich to Boston in June from 496€

Return flights