Newark (EWR) to Lisbon (LIS) flight deal in economy from $631

Monday, August 10th, 2026

5 round-trip options

Returning
Sun, Aug 16, 20266 Day Trip
$1,087 USD
Returning
Mon, Aug 17, 20267 Day Trip
$902 USD
Returning
Tue, Aug 18, 20268 Day Trip
$817 USD
Returning
Thu, Aug 20, 202610 Day Trip
$803 USD
Returning
Mon, Aug 24, 202614 Day Trip
$803 USD