HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Newark

$142+ Cheap flights from Seattle (SEA) to Newark (EWR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EWR
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Newark with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Newark are usually found in January or February, booked 53 days in advance, depart on a Wednesday or Tuesday 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 April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$200
(Trip.com)

One-way from

$142
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$376

Good round-trip deal

$345 or less

Good one-way deal

$174 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Newark flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Newark flights.
Search Deals
From Seattle/Tacoma Intl to Newark
Search Deals
One-way flight from Seattle/Tacoma Intl to Newark
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Newark.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Newark.
Search Deals

Find flight deals from Seattle to Newark

Cheapest flights from Seattle to Newark
Explore the most affordable flight options available from Seattle to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Trip.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:35 amSEA - EWR
Nonstop5h 24mHawaiian Airlines
Sat 5/35:30 pmEWR - SEA
1 stop7h 58mHawaiian Airlines
Deal found 4/16$200
This Trip.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:35 amSEA - EWR
Nonstop5h 24mMultiple Airlines
Sat 5/36:00 pmEWR - SEA
Nonstop6h 08mMultiple Airlines
Deal found 4/16$216
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:00 amSEA - EWR
1 stop14h 29mSpirit Airlines
Tue 5/205:55 amEWR - SEA
2 stops45h 15mSpirit Airlines
Deal found 4/16$246
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3111:11 pmSEA - EWR
1 stop8h 10mUnited Airlines
Tue 6/33:00 pmEWR - SEA
1 stop8h 41mUnited Airlines
Deal found 4/16$248
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/239:30 pmSEA - EWR
Nonstop5h 29mAlaska Airlines
Sat 9/277:19 amEWR - SEA
Nonstop6h 02mAlaska Airlines
Deal found 4/16$249
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1910:55 pmSEA - EWR
1 stop7h 05mDelta
Wed 5/286:59 pmEWR - SEA
1 stop8h 00mDelta
Deal found 4/16$282
This Sun Country Air deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:33 pmSEA - EWR
1 stop13h 11mSun Country Air
Thu 5/1511:42 amEWR - SEA
1 stop26h 03mSun Country Air
Deal found 4/16$350

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Newark that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Seattle to Newark Airport that are best for you.

Fly from

Seattle

Fly to

Newark

Route

Depart

Return

Price

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sat 5/3

9:24 pm-5:40 am

Nonstop5h 16m

Newark

Thu 5/8

3:29 pm-10:12 pm

1 stop9h 43m

$253

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sun 5/4

6:35 am-2:59 pm

Nonstop5h 24m

Newark

Wed 5/7

7:30 am-4:49 pm

1 stop12h 19m

$256

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sat 5/31

6:00 am-5:30 pm

1 stop8h 30m

Newark

Wed 6/4

3:55 pm-10:00 pm

1 stop9h 05m

$257

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 5/1

6:35 am-2:59 pm

Nonstop5h 24m

Newark

Wed 5/7

12:03 pm-12:10 am

1 stop15h 07m

$258

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 5/29

3:20 pm-5:42 am

1 stop11h 22m

Newark

Mon 6/2

12:03 pm-12:10 am

1 stop15h 07m

$260

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 6/20

11:37 pm-7:48 am

Nonstop5h 11m

Newark

Mon 6/30

6:15 pm-11:59 pm

1 stop8h 44m

$334

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 5/1

6:33 pm-10:44 am

1 stop13h 11m

Newark

Thu 5/15

11:42 am-10:45 am

1 stop26h 03m

$350

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 9/12

11:55 pm-10:22 am

1 stop7h 27m

Newark

Sun 9/21

7:19 am-10:21 am

Nonstop6h 02m

$409

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sun 5/25

3:20 pm-5:42 am

1 stop11h 22m

$143

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 5/9

9:24 pm-5:40 am

Nonstop5h 16m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 16 results
1
2

Compare providers for flights from Seattle to Newark

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Newark in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Newark Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Newark Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Newark Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Newark Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Newark Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Seattle to Newark Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Newark Airport trip
Airlines
United Airlines

United's Economy Plus offers extra legroom, perfect for added comfort on longer flights.


United's Polaris Lounges provide exclusive amenities like showers and dining, enhancing travel experience.

Read more about United Airlinesby Harriet Baskas
Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, ideal for a comfortable journey.


Alaska's Wi-Fi is a flat fee, great for business travelers needing to work during flights.

Read more about Alaska Airlinesby Robert Schrader
Airports
SEA

Plan to arrive at SEA at least two hours before your flight due to potentially long security lines.

Read more about SEAby Brandon Schultz
EWR

For a quick trip to NYC, take the AirTrain to NJ Transit for a 45-minute journey to Penn Station.

Read more about EWRby Brandon Schultz
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Brandon Schultz

Brandon Schultz

Expert on EWR and SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 April 11, 2025.

Booking 53 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Newark Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of $228). Flying from Seattle to Newark Airport in June is currently the most expensive (average of $307). 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 April 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Newark Airport in the morning. If you’re flexible enough to do this you can expect to save up to 10% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Seattle to Newark Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Newark. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Seattle to Newark Airport flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 April 17, 2025.

The most flights from SEA to EWR are scheduled on a Thursday (20 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Newark by month

Plan your trip to Newark by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Newark Airport ranges from 2.9 - 4.8 inches per month. July is typically the wettest month, when rainfall can reach 4.8 in. February is typically the driest time to visit Newark Airport when rainfall is around 2.9 in.

Temperature in Newark by month

Plan your trip to Newark by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Newark Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 April 17, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and Hawaiian Airlines from Seattle to New York 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
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,382 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Newark. On average, Seattle/Tacoma Intl has 8 outbound flights to Newark per day from 7 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

    Flights from Seattle/Tacoma Intl to Newark have been viewed 79 times in the past calendar month.

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

    Hawaiian Airlines, at $200, was found to be the cheapest airline from Seattle to Newark Airport.Alternate airlines to your destination round-trip include Spirit Airlines and United Airlines. Users have found that Hawaiian Airlines is 53% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Newark Airport one-way?

    One-way options have recently been found by users for as low as $142 on Hawaiian Airlines. Other airlines that offer cheap prices include Spirit Airlines from $143 and Alaska Airlines from $148 one-way.

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

    The top 3 most reliable airlines when flying from Seattle to Newark Airport are TAP AIR PORTUGAL (85%), United Airlines (85%) and American Airlines (83%).

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

    The cheapest flight price from Seattle to Newark Airport is $109. On average you can expect to pay $791. The most popular route, (Seattle/Tacoma Intl - Newark), can usually be booked for $204.

  • 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, January is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of $228). Flying from Seattle to Newark Airport in June is currently the most expensive (average of $307). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Queens
Bronx
Woodbridge
Elizabeth
Staten Island
Ronkonkoma
Yonkers
Secaucus
Parsippany
East Rutherford
Absecon
Carteret
Carle Place
Stamford
East Brunswick
Fairfield
North Bergen
Tannersville
Saddle Brook
Paterson

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Portland to Newark flights
Portland to John F Kennedy Intl flights
Portland to LaGuardia flights
Spokane to John F Kennedy Intl flights
Spokane to Newark flights
Spokane to LaGuardia flights
Pasco to LaGuardia flights
Pasco to John F Kennedy Intl flights
Pasco to Newark flights
Yakima to John F Kennedy Intl flights
Bellingham to John F Kennedy Intl flights
Pullman to John F Kennedy Intl flights
Bellingham to Newark flights
Walla Walla to Newark flights
Pullman to Newark flights
Walla Walla to John F Kennedy Intl flights
Yakima to Newark flights
Bellingham to LaGuardia flights
Seattle to Stewart flights
Portland to Stewart flights
Pullman to LaGuardia flights

Top 7 airlines flying from Seattle to Newark

Discover the top 7 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 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$134Average$313FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$174Average$365FlexibilityNo cancel feeOn-time83%
Hawaiian AirlinesCheapest$188Average$382FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$212Average$378FlexibilityNo cancel feeOn-time71%
DeltaCheapest$218Average$357FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$240Average$466FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$245Average$468FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.