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 15 hours ago
Limited Availability
19% of dates checked are available within 10% of the lowest price

Monday, September 14th, 2026

10 round-trip options

Returning
Sat, Sep 19, 2026•5 Day Trip
$363 USD
Google Flights
Returning
Sun, Sep 20, 2026•6 Day Trip
$327 USD
Google Flights
Returning
Mon, Sep 21, 2026•7 Day Trip
$327 USD
Google Flights
Returning
Tue, Sep 22, 2026•8 Day Trip
$403 USD
Google Flights
Returning
Wed, Sep 23, 2026•9 Day Trip
$308 USD
Google Flights
Returning
Thu, Sep 24, 2026•10 Day Trip
$327 USD
Google Flights
Returning
Fri, Sep 25, 2026•11 Day Trip
$326 USD
Google Flights
Returning
Sat, Sep 26, 2026•12 Day Trip
$346 USD
Google Flights
Returning
Sun, Sep 27, 2026•13 Day Trip
$354 USD
Google Flights
Returning
Mon, Sep 28, 2026•14 Day Trip
$317 USD
Google Flights