Cheap flights from Portland to Zurich from $387

In general, February is the cheapest month to fly from Portland to Zurich. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $478. If you don’t want to visit Zurich in February, then you should wait until November to fly from Portland, when ticket prices are also cheap, with an average price of $575.

You are more likely to see cheaper flights to Zurich from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Zurich for around $743 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Zurich from Portland for as low as $608 on momondo.

You could potentially save up to 19% on your flight if you consider stops on a Portland to Zurich flight.

As of May 2026, prices for Portland to Zurich flights are approximately 41% cheaper when compared to flights at the same time last year.

SWISS, American Airlines, and Delta are the most popular carriers operating from Portland to Zurich

Icelandair, United Airlines and KLM are the top three most popular airlines that fly to Zurich from Portland according to our data. Icelandair is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Zurich. Keep in mind that there are 10 different airlines that fly to Zurich on a routine basis, so you have a few additional options to choose from.

Reykjavik (KEF) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $529.

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 12h 30m.

Reykjavik (KEF) has the shortest average layover time for this route: 1h 01m.