You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.
This flight path from Portland to Europe was viewed by 135 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
The most popular airlines flying from Portland to Europe are American Airlines, KLM and United Airlines. Something to consider prior to booking your flight.
While some choose either Portland - London Heathrow or Portland - London Gatwick, Portland - Zagreb Franjo Tuđman is the most popular route from Portland to Europe.