Cheap Alaska Airlines flights Seattle (SEA) to Newark Liberty Intl. Airport (EWR)

Finding cheap one-way Alaska Airlines flights from SEA to EWR on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $190 for your next break.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines flights to Newark tend to be more affordable in the low-season months of January and February. Whether you need a one-way or a return ticket, you could score a better deal then.

Search for affordable Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR) one to three months ahead of your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Book a seat on one of Alaska Airlines’s 11 direct weekly flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR). To view available options, enter your origin, destination and dates and hit search. Next, apply the “Nonstop” and “Airline” filters.

The travel time for a direct Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR) typically takes 5h 26m.

Alaska Airlines has the most flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR) on Wednesday. With up to 2 daily departures, you’ll get the most options and flexibility on this day.

The earliest Alaska Airlines flight from SEA to EWR takes off at 6:04AM UTC-8, landing at 2:29PM UTC-5. If you’d like to jet off later in the day, the last Alaska Airlines flight leaves SEA at 9:01AM UTC-8 and touches down at EWR at 5:29PM UTC-5. Flying early is generally a wise choice as morning flights tend to experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Liberty Intl. Airport (EWR) is the main gateway for Alaska Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Newark. But this carrier also flies to John F. Kennedy Intl. Airport (JFK). Be sure to tick the “All Airports” option for your destination to see all available choices for your getaway to Newark.

With top-tier customer service and a rewarding loyalty program, Alaska Airlines is the leading choice for many passengers heading from SEA to EWR. What’s more, if you’re a Mileage Plan and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Alaska Airlines usually flies Boeing 737 MAX 9 planes for flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR). This carrier also operates the Boeing 737-900 on this route. Remember that aircraft type can vary depending on operational reasons, so the plane you catch could be different on the day you travel.

Changes are usually free within 24 hours of making a booking, but your airline may charge you after that time. For more information about modifying your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to update your itinerary without extra charges, apply the “Changes included” and “No cancel fee” filters when planning your next getaway.