Portland (PDX) to Lisbon (LIS) flight deal in economy from $745
$970 USD
-23%$745 USD
Verified about 5 hours agoJuly 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
30% of dates checked are available within 10% of the lowest price
Saturday, July 4th, 2026
6 round-trip options
Returning
Thu, Jul 9, 2026•5 Day Trip
$1,643 USD
Returning
Sat, Jul 11, 2026•7 Day Trip
$1,273 USD
Returning
Sun, Jul 12, 2026•8 Day Trip
$1,273 USD
Returning
Tue, Jul 14, 2026•10 Day Trip
$1,203 USD
Returning
Fri, Jul 17, 2026•13 Day Trip
$1,203 USD
Returning
Sat, Jul 18, 2026•14 Day Trip
$1,273 USD