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Cheap flights from Seattle to Newark Airport

SEA — EWR
19 Aug — 26 Aug1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Newark are usually found in January or February, booked 67 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Seattle to Newark

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Newark (EWR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 August 2025.

Round-trip from

C$ 273

One-way from

C$ 170

Popular in

December

Cheapest in

January

Average price

C$ 616

Good round-trip deal

C$ 602 or less
Alaska Airlines
  • Alaska Airlines
  • 29/9-8/10
  • Nonstop
  • 11h 24m total
  • Seattle to Newark
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Hawaiian Airlines
  • Hawaiian Airlines
  • 30/9
  • 1 total stop
  • 10h 54m total
  • Seattle to Newark
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Highest demand for flights based on searches. 8% potential increase in price (C$ 81 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 31 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Newark.
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Best time to book a flight from Seattle to Newark

Have a flexible travel schedule? Discover the best time to fly to Newark from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Newark Airport

How far ahead should I book a flight from Seattle to Newark Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Newark. Price data was last updated on 8 August 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Newark Airport, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Newark Airport?

Currently, February is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of C$ 246). Flying from Seattle to Newark Airport in November is currently the most expensive (average of C$ 292). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to EWR?

Find hourly flight availability from Seattle to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 August 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Newark Airport at noon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

Weekly flight availability from Seattle to Newark Airport

Explore weekly flight availability from Seattle to Newark. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 August 2025.

The most flights from SEA to EWR are scheduled on a Thursday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).

What’s the top layover airport for flights from Seattle to Newark Airport?

Share of one-stop round-trip flights from Seattle to Newark Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Las Vegas (LAS) – chosen by Cheapflights users on 67% of one-stop itineraries from Seattle to Newark Airport on Cheapflights.

What’s the cheapest layover airport for flights from Seattle to Newark Airport?

Average round-trip fare for 1-stop flights from Seattle to Newark Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of C$ 409.

What’s the fastest layover option from Seattle to Newark Airport?

Shortest average travel time for 1-stop one-way flights from Seattle to Newark Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Minneapolis (MSP) have the shortest average one-way travel time for 1-stop routes: 7h 58m.

Which airport typically offers the quickest layover for flights from Seattle to Newark Airport?

Average layover duration for 1-stop one-way flights from Seattle to Newark Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Minneapolis (MSP) offer the fastest connection on this route, with an average layover time of 1h 43m.

Reviews of airlines servicing Newark

Get insights into the airlines that provide service to Newark. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Newark. Reviews last updated 14 August 2025.
Get a feel of what it's like to fly with Alaska Airlines and United Airlines from Seattle to Newark Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,915 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Newark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Newark?

    For a flight from Seattle to Newark, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 18.4 km from the centre of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 14 outbound flights to Newark per day. 2 airlines have flights to Newark from Seattle/Tacoma Intl on a regular basis.

  • How popular is this Seattle to Newark Airport flight route?

    Flights from Seattle/Tacoma Intl to Newark have been viewed 400 times in the past calendar month.

  • What are the cheapest airlines flying from Seattle to Newark Airport round-trip?

    Our cheapest airline available from Seattle to Newark Airport is Alaska Airlines. Our recent data shows that you can find tickets from as low as C$ 325 on this airline. An additional option worth looking into is United Airlines, starting at C$ 475. These flights start at 45% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Seattle to Newark Airport?

    Before booking your flight to Newark Airport from Seattle, check out the most reliable airlines to get you to your destination on time: Hawaiian Airlines (74%), Korean Air (70%), Singapore Airlines( 70%).

  • What are the cheapest flights from Seattle to Newark Airport?

    On average you can expect to pay C$ 1,031 for a flight from Seattle to Newark Airport. The cheapest flight overall is C$ 457 while the most popular route, (Seattle/Tacoma Intl - Newark) is currently priced at C$ 267.

  • Can I find deals for flights from Seattle to Newark that include hotel bookings?

    Yes. In addition to deals on Seattle to Newark flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Newark?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Newark.

  • Can I find deals for business class flights from Seattle to Newark?

    Yes. Cheapflights offers flight deals from Seattle to Newark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Newark Airport?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of C$ 246). Flying from Seattle to Newark Airport in November is currently the most expensive (average of C$ 292). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Secaucus
Queens
Carlstadt
Carteret
Rahway
Saddle Brook
Bronx
South Plainfield
Englewood
Plainview
Staten Island
Fort Lee
Hoboken
East Rutherford
Elizabeth
Roslyn
Stratford
Bordentown
Woodbridge
Carle Place

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Newark

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to John F Kennedy Intl flights
Seattle to LaGuardia flights
Bellingham to Newark flights
Portland to Newark flights

Top 2 airlines flying from Seattle to Newark

Discover the top 2 airlines that operate flights from Seattle to Newark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 14 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 325AverageC$ 488FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 475AverageC$ 590FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Newark?

Deals for Seattle to Newark flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Newark?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Newark for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Seattle to Newark with no change fees?

Certainly. Search results for flights to Newark from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle to Newark become cheaper?

Yes! Start tracking prices for Seattle to Newark flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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