Portland (PDX) to Lisbon (LIS) flight deal in economy from $745

Air FranceAFAir FranceDelta Air LinesDLDelta Air LinesKLMKLKLM
Round Trip•Economy
United StatesPDX

Portland International Airport

Portland, United States
PortugalLIS

Portela Airport

Lisbon, Portugal
$970 USD
-23%$745 USD
Verified about 7 hours ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Thursday, September 3rd, 2026

6 round-trip options

Returning
Tue, Sep 8, 2026•5 Day Trip
$1,029 USD
Google Flights
Returning
Wed, Sep 9, 2026•6 Day Trip
$1,029 USD
Google Flights
Returning
Sat, Sep 12, 2026•9 Day Trip
$1,099 USD
Google Flights
Returning
Sun, Sep 13, 2026•10 Day Trip
$1,089 USD
Google Flights
Returning
Mon, Sep 14, 2026•11 Day Trip
$1,029 USD
Google Flights
Returning
Tue, Sep 15, 2026•12 Day Trip
$1,029 USD
Google Flights