Cheapest return flights from Zurich to Washington in September from 403€

AirHint found the following cheapest return flights from Zurich (ZRH) to Washington (IAD) in September 2025 (see full year).

Return flights

08 Sep - 15 Sep Scandinavian Airlines
05 Sep - 11 Sep Scandinavian Airlines
05 Sep - 14 Sep TAP
15 Sep - 01 Oct Icelandair
05 Sep - 19 Sep Icelandair
12 Sep - 20 Sep United
05 Sep - 12 Sep Air Dolomiti
01 Sep - 14 Sep United
24 Sep - 28 Sep Lufthansa
25 Sep - 29 Sep Lufthansa
24 Sep - 29 Sep Lufthansa
29 Sep - 12 Oct British Airways
15 Sep - 01 Oct SWISS direct

Also check the deals for one-way flights from Zurich to Washington in September.

Skyscanner

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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