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

Sunday, January 10th, 2027

6 round-trip options

Returning
Sat, Jan 16, 20276 Day Trip
$848 USD
Returning
Mon, Jan 18, 20278 Day Trip
$798 USD
Returning
Tue, Jan 19, 20279 Day Trip
$788 USD
Returning
Thu, Jan 21, 202711 Day Trip
$788 USD
Returning
Sat, Jan 23, 202713 Day Trip
$838 USD
Returning
Sun, Jan 24, 202714 Day Trip
$838 USD