Newark (EWR) to Seattle / Tacoma (SEA) flight deal in economy from $337
EWRNewark Liberty Airport
Newark, United States
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$455 USD
-26%$337 USD
Verified about 6 hours agoAugust 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Good Availability
44% of dates checked are available within 10% of the lowest price
Thursday, August 6th, 2026
8 round-trip options
Returning
Tue, Aug 11, 2026•5 Day Trip
$608 USD
Returning
Wed, Aug 12, 2026•6 Day Trip
$530 USD
Returning
Thu, Aug 13, 2026•7 Day Trip
$647 USD
Returning
Fri, Aug 14, 2026•8 Day Trip
$697 USD
Returning
Sat, Aug 15, 2026•9 Day Trip
$696 USD
Returning
Mon, Aug 17, 2026•11 Day Trip
$652 USD
Returning
Tue, Aug 18, 2026•12 Day Trip
$635 USD
Returning
Thu, Aug 20, 2026•14 Day Trip
$707 USD