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

Friday, January 1st, 2027

6 round-trip options

Returning
Thu, Jan 7, 20276 Day Trip
$892 USD
Returning
Sat, Jan 9, 20278 Day Trip
$952 USD
Returning
Sun, Jan 10, 20279 Day Trip
$942 USD
Returning
Tue, Jan 12, 202711 Day Trip
$848 USD
Returning
Thu, Jan 14, 202713 Day Trip
$838 USD
Returning
Fri, Jan 15, 202714 Day Trip
$838 USD