How to find the cheapest flight from
Portland (PDX) to Cairns (CNS)
What is the cheapest day to fly round-trip from Portland to Cairns?
Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 54% on your flight compared to booking on days when demand is much higher.
Related info for your journey
Useful info, stats and facts about Portland to Cairns flights.
Alternative routes for Portland to Cairns
Destination information for Cairns
Things to know before you go. Useful info for your trip from Portland to Cairns