Portland, USA → Copenhagen, Denmark

Flight deals from Portland, Oregon to Copenhagen, Denmark | Secret Flying

June 3, 2026

Portland, Oregon to Copenhagen, Denmark for only $471 roundtrip

Cheap flights from Portland, Oregon to Copenhagen, Denmark for only $471 roundtrip with Air Canada and United Airlines.

Flight deals from Chicago to Amsterdam, Netherlands | Secret Flying

November 21, 2017

Big sale from the USA to Europe from only $351 roundtrip

United Airlines have put many USA to Europe routes on sale. For example, fly non-stop from Chicago to Amsterdam, Netherlands for only $351 roundtrip with United Airlines (see image below).