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

Return flights

21 Jul - 28 Jul	Icelandair
24 Jul - 31 Jul	Icelandair
24 Jul - 07 Aug	Icelandair
22 Jul - 28 Jul	Icelandair
22 Jul - 29 Jul	Icelandair
30 Jul - 24 Aug	Condor
17 Jul - 28 Jul	Icelandair
20 Jul - 28 Jul	Icelandair
20 Jul - 27 Jul	Icelandair
14 Jul - 22 Jul	Condor
17 Jul - 27 Jul	Icelandair
10 Jul - 22 Jul	Condor
30 Jul - 06 Aug	Condor
31 Jul - 04 Aug	Condor
24 Jul - 07 Aug	SWISS	direct
30 Jul - 06 Aug	SWISS	direct
28 Jul - 26 Aug	SWISS	direct
26 Jul - 02 Aug	Icelandair
26 Jul - 02 Aug	United	direct
30 Jul - 24 Aug	SWISS	direct

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 514€

Return flights