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

Return flights

01 Jun - 17 Jun	Icelandair
01 Jun - 15 Jun	Icelandair
30 Jun - 07 Jul	Icelandair
10 Jun - 17 Jun	Icelandair
15 Jun - 22 Jun	Icelandair
05 Jun - 12 Jun	Icelandair
25 Jun - 02 Jul	Icelandair
01 Jun - 17 Jun	SWISS	direct
20 Jun - 27 Jun	Icelandair
01 Jun - 15 Jun	SWISS	direct

Also check the deals for one-way flights from Denver to Zurich 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 Denver to Zurich in June from $1032

Return flights