Cheapest return flights from Seattle to Zurich in December from $553

AirHint found the following cheapest return flights from Seattle (SEA) to Zurich (ZRH) in December 2025 (see full year).

Return flights

24 Dec - 17 Jan Condor
26 Dec - 17 Jan KLM
06 Dec - 13 Dec Icelandair
23 Dec - 17 Jan Air Canada
01 Dec - 27 Dec Condor
05 Dec - 27 Dec British Airways
11 Dec - 28 Dec KLM
01 Dec - 19 Dec Delta
24 Dec - 28 Dec Air France
04 Dec - 11 Dec Hawaiian Airlines
24 Dec - 31 Dec Air Canada
18 Dec - 10 Jan Air Canada
17 Dec - 31 Dec Alaska Airlines
20 Dec - 10 Jan Scandinavian Airlines
14 Dec - 03 Jan Scandinavian Airlines
12 Dec - 03 Jan Alaska Airlines
19 Dec - 01 Jan WestJet
25 Dec - 01 Jan Icelandair

Also check the deals for one-way flights from Seattle to Zurich in December.

Powered by

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.

Book a cheap hotel in Zurich

Cheap car rent in Zurich

Feel free to contact us with any feedback or request another flight research.