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$144+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EWR
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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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 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$256
(iWofly)

One-way from

$144
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$377

Good round-trip deal

$347 or less

Good one-way deal

$164 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Newark flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Newark flights.
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From Seattle/Tacoma Intl to Newark
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One-way flight from Seattle/Tacoma Intl to Newark
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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).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Newark.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Newark.
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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 25, 2025.

This iWofly deal was found by Cheapflights users on 4/24. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:11 amSEA - EWR
Nonstop5h 18mAlaska Airlines
Thu 6/57:46 amEWR - SEA
1 stop12h 07mAlaska Airlines
Deal found 4/24$256
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 5/2711:50 pmSEA - EWR
1 stop8h 55mDelta
Fri 5/306:59 pmEWR - SEA
1 stop8h 00mDelta
Deal found 4/25$257
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:11 amSEA - EWR
Nonstop5h 18mMultiple Airlines
Tue 6/1012:03 pmEWR - SEA
1 stop15h 07mMultiple Airlines
Deal found 4/23$259
This Cheapflightsfares deal was found by Cheapflights users on 4/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:00 amSEA - EWR
1 stop14h 29mSpirit Airlines
Thu 5/291:08 pmEWR - SEA
1 stop14h 02mSpirit Airlines
Deal found 4/24$261
This Hawaiian Airlines deal was found by Cheapflights users on 4/24. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/299:40 pmSEA - EWR
Nonstop5h 19mHawaiian Airlines
Mon 6/24:56 pmEWR - SEA
1 stop10h 01mHawaiian Airlines
Deal found 4/24$263
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Fri 5/911:35 pmSEA - EWR
Nonstop5h 13mUnited Airlines
Mon 5/124:35 pmEWR - SEA
1 stop9h 28mUnited Airlines
Deal found 4/25$307
This American Airlines deal was found by Cheapflights users on 4/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:45 amSEA - EWR
1 stop7h 09mAmerican Airlines
Mon 12/87:11 amEWR - SEA
1 stop8h 23mAmerican Airlines
Deal found 4/25$319

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 25, 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

Wed 6/4

6:11 am-2:29 pm

Nonstop5h 18m

Newark

Thu 6/5

7:46 am-4:53 pm

1 stop12h 07m

$256

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Tue 5/27

11:50 pm-11:45 am

1 stop8h 55m

Newark

Fri 5/30

6:59 pm-11:59 pm

1 stop8h 00m

$257

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 6/4

6:11 am-2:29 pm

Nonstop5h 18m

Newark

Tue 6/10

12:03 pm-12:10 am

1 stop15h 07m

$259

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 5/21

6:00 am-11:29 pm

1 stop14h 29m

Newark

Thu 5/29

1:08 pm-12:10 am

1 stop14h 02m

$261

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 5/29

9:40 pm-5:59 am

Nonstop5h 19m

Newark

Mon 6/2

4:56 pm-11:57 pm

1 stop10h 01m

$263

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 5/9

11:35 pm-7:48 am

Nonstop5h 13m

Newark

Mon 5/12

4:35 pm-11:03 pm

1 stop9h 28m

$307

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 5/16

11:58 pm-11:33 am

1 stop8h 35m

Newark

Sun 5/25

7:17 am-5:28 pm

1 stop13h 11m

$341

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sun 5/18

9:40 pm-5:59 am

Nonstop5h 19m

$144

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 6/6

6:00 am-11:29 pm

1 stop14h 29m

$146

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 5/8

5:13 pm-5:01 am

1 stop8h 48m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

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 18, 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 25, 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 25, 2025.

The most flights from SEA to EWR are scheduled on a Wednesday (19 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 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 25, 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
9,927 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
9,927 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
7,920 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
2,393 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
8,685 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

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
9,927 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

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 15 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?

    Alaska Airlines, at $256, was found to be the cheapest airline from Seattle to Newark Airport.Alternate airlines to your destination round-trip include Delta and Spirit Airlines. Users have found that Alaska Airlines is 40% 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 $144 on Alaska Airlines. Other airlines that offer cheap prices include Spirit Airlines from $145 and Hawaiian 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 $920. The most popular route, (Seattle/Tacoma Intl - Newark), can usually be booked for $210.

  • 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
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Parsippany
East Rutherford
Absecon
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Carteret
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Stamford
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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.
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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 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$134Average$313FlexibilityNo cancel feeOn-time65%
Sun Country AirCheapest$174Average$365FlexibilityNo cancel feeOn-time83%
Hawaiian AirlinesCheapest$188Average$390FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$212Average$378FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$242Average$466FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$246Average$467FlexibilityNo cancel feeOn-time69%
DeltaCheapest$255Average$354FlexibilityNo cancel feeOn-timeN/A

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