£94 Cheap Flights from Seattle (SEA) to Newark Liberty Intl. Airport (EWR)

View £94 flight on Wed, 8 Oct 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Newark Liberty Intl. Airport (EWR)

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Cheap Flights from Seattle (SEA) to Newark Liberty Intl. Airport (EWR)

Prices were available within the past 7 days and start at £94 for one-way flights and £158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 31 Oct - Sat, 8 Nov
SEA
Seattle
EWR
New York
£158 Return, found 2 days ago
£158
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 31 Oct from Seattle to New York, returning Sat, 8 Nov, priced at £158 found 2 days ago
Alaska Airlines
Fri, 31 Oct - Sat, 8 Nov
SEA
Seattle
EWR
New York
£165 Return, found 2 days ago
£165
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 31 Oct from Seattle to New York, returning Sat, 8 Nov, priced at £165 found 2 days ago
Hawaiian Airlines
Tue, 4 Nov - Wed, 12 Nov
SEA
Seattle
EWR
New York
£174 Return, found 3 days ago
£174
Return
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, 4 Nov from Seattle to New York, returning Wed, 12 Nov, priced at £174 found 3 days ago
Alaska Airlines
Tue, 9 Sep - Wed, 10 Sep
SEA
Seattle
EWR
New York
£180 Return, found 1 day ago
£180
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 9 Sep from Seattle to New York, returning Wed, 10 Sep, priced at £180 found 1 day ago
Alaska Airlines
Tue, 9 Sep - Wed, 17 Sep
SEA
Seattle
EWR
New York
£187 Return, found 1 day ago
£187
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 9 Sep from Seattle to New York, returning Wed, 17 Sep, priced at £187 found 1 day ago
American Airlines
Wed, 5 Nov - Wed, 12 Nov
SEA
Seattle
EWR
New York
£189 Return, found 3 days ago
£189
Return
found 3 days ago
Select American Airlines flight, departing Wed, 5 Nov from Seattle to New York, returning Wed, 12 Nov, priced at £189 found 3 days ago
Delta
Wed, 5 Nov - Wed, 12 Nov
SEA
Seattle
EWR
New York
£189 Return, found 3 days ago
£189
Return
found 3 days ago
Select Delta flight, departing Wed, 5 Nov from Seattle to New York, returning Wed, 12 Nov, priced at £189 found 3 days ago
Alaska Airlines
Wed, 10 Sep - Tue, 16 Sep
SEA
Seattle
EWR
New York
£189 Return, found 4 days ago
£189
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 10 Sep from Seattle to New York, returning Tue, 16 Sep, priced at £189 found 4 days ago
Alaska Airlines
Tue, 9 Sep - Wed, 17 Sep
SEA
Seattle
EWR
New York
£194 Return, found 1 day ago
£194
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 9 Sep from Seattle to New York, returning Wed, 17 Sep, priced at £194 found 1 day ago
United
Wed, 27 Aug - Sun, 31 Aug
SEA
Seattle
EWR
New York
£236 Return, found 6 days ago
£236
Return
found 6 days ago
Select United flight, departing Wed, 27 Aug from Seattle to New York, returning Sun, 31 Aug, priced at £236 found 6 days ago

Find the cheapest month to fly from Seattle (SEA) to New York (EWR)

October is typically the cheapest month to fly

From £102 - £219 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Newark Liberty Intl. Airport route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Newark Liberty Intl. Airport
Airlines serving
Alaska Airlines
Return price
£158
Distance
3831 km
Average flight time
9 hours 10 mins

Compare flights from Seattle to Newark Liberty Intl. Airport easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Newark Liberty Intl. Airport. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Newark Liberty Intl. Airport in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Newark Liberty Intl. Airport.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Newark Liberty Intl. Airport (EWR)

The easiest way to view the best deals on flights from Seattle to Newark Liberty Intl. Airport today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Newark Liberty Intl. Airport start at just £158 and range up to £236.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Seattle and Newark Liberty Intl. Airport
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Seattle to Newark Liberty Intl. Airport flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Newark Liberty Intl. Airport for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Sea-Tac Airport to Newark Airport?
Round-trip journeys from Seattle - Tacoma Intl. Airport (SEA) to EWR start from £158. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year --- book today so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to Newark Airport?
We get that life can throw the odd curveball, so we've made it as easy as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Sea-Tac Airport to Liberty Intl. Airport (EWR) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to Liberty Intl. Airport (EWR) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Newark Airport?
Around 3,900 kilometres separates SeaTac and Newark, so pack something to help you while away a couple of hours. That novel you haven't finished will be perfect.
Which airlines fly direct from SEA to EWR?
Many adventurers like to fly with Alaska Airlines (AS) from Sea-Tac Airport to Newark Airport. This popular airline offers 91 monthly flights, so you can easily find a flight time that's perfect for you. You could also have a look at the fares on offer with United Airlines (UA). It operates 91 monthly flights between SeaTac and Newark.
Are Seattle - Tacoma Intl. Airport (SEA) to EWR flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so not always. While last-minute flight deals between Seattle - Tacoma Intl. Airport (SEA) and EWR are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some airlines announce their prices up to 12 months ahead of the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking back and be ready to secure your seat when the price dips.

Explore a world of travel with Expedia

Newark Liberty Intl. Airport Airports

New York

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£168.80
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