Search

Skip to content

Flights
Hotels
Error Fares
Plans

Login/Register

Finding you the
cheapest flights online Join over 1 million members saving big on flights around the world

Vertical No Ads Box

Vertical No Ads Box

'0'

C. AMERICA & CARIBBEAN

C. AMERICA & CARIBBEAN

Portland, USA → Lisbon, Portugal

MONTHS

Portland, Oregon to Lisbon, Portugal for only $487 roundtrip

Portland, Oregon to Lisbon, Portugal for only $487 roundtrip

Dec 30, 2025

FLIGHT DETAILS & AIRLINE

MONTHS

Western USA to Lisbon, Portugal from only $472 roundtrip

Western USA to Lisbon, Portugal from only $472 roundtrip

Nov 6, 2025

FLIGHT DETAILS & AIRLINE

MONTHS

Portland, Oregon to European cities from only $453 roundtrip (Nov-Mar dates)

Portland, Oregon to European cities from only $453 roundtrip (Nov-Mar dates)

Oct 18, 2023

FLIGHT DETAILS & AIRLINE

About

How does Secret Flying work?

Support

Frequently Asked Questions

How to get deal alerts

Resources

Travel Glossary

Fuel Dumping Tool

Secret Flying Corp ©

[adblockingdetector id="638efa67113bf"]