Newark (EWR) to Seattle / Tacoma (SEA) flight deal in economy from $289

Alaska Airlines, Inc.ASAlaska Airlines, Inc.
Round Trip•Economy
United StatesEWR

Newark Liberty Airport

Newark, United States
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$417 USD
-31%$289 USD
Verified about 14 hours ago
Limited Availability
19% of dates checked are available within 10% of the lowest price

Thursday, December 17th, 2026

10 round-trip options

Returning
Tue, Dec 22, 2026•5 Day Trip
$622 USD
Google Flights
Returning
Wed, Dec 23, 2026•6 Day Trip
$622 USD
Google Flights
Returning
Thu, Dec 24, 2026•7 Day Trip
$593 USD
Google Flights
Returning
Fri, Dec 25, 2026•8 Day Trip
$674 USD
Google Flights
Returning
Sat, Dec 26, 2026•9 Day Trip
$735 USD
Google Flights
Returning
Sun, Dec 27, 2026•10 Day Trip
$754 USD
Google Flights
Returning
Mon, Dec 28, 2026•11 Day Trip
$697 USD
Google Flights
Returning
Tue, Dec 29, 2026•12 Day Trip
$622 USD
Google Flights
Returning
Wed, Dec 30, 2026•13 Day Trip
$622 USD
Google Flights
Returning
Thu, Dec 31, 2026•14 Day Trip
$653 USD
Google Flights