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

Return flights

30 Jul - 24 Aug	Icelandair
17 Jul - 24 Jul	Condor
29 Jul - 05 Aug	Icelandair
21 Jul - 28 Jul	Icelandair
19 Jul - 22 Jul	Condor
18 Jul - 25 Jul	Condor
26 Jul - 30 Jul	Icelandair
27 Jul - 10 Aug	Condor
28 Jul - 26 Aug	SWISS	direct
29 Jul - 05 Aug	SWISS	direct
26 Jul - 29 Jul	Condor
10 Jul - 17 Jul	Condor
27 Jul - 03 Aug	Icelandair
27 Jul - 10 Aug	SWISS	direct
27 Jul - 03 Aug	United	direct
08 Jul - 19 Jul	Condor
31 Jul - 07 Aug	United
30 Jul - 24 Aug	SWISS	direct
21 Jul - 28 Jul	SWISS	direct
15 Jul - 29 Jul	Aer Lingus

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

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 Zurich in July from $543

Return flights