Seattle

$103+ Cheap flights from Newark (EWR) to Seattle (SEA)

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
Jan 22 — Jan 291
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Find cheap flights from Newark to Seattle 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”

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Cheapflights Tip: The best prices from Newark to Seattle/Tacoma Intl are usually found in October or September, booked 73 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Newark to Seattle

Cheapest flights from Newark to Seattle
Explore the most affordable flight options available from Newark to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/22. 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.
Wed 12/316:00 amEWR - SEA
1 stop8h 27mUnited Airlines
Tue 1/67:00 amSEA - EWR
Nonstop5h 19mUnited Airlines
Deal found 12/22$338
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Wed 12/316:00 amEWR - SEA
1 stop8h 27mUnited Airlines
Mon 1/56:00 amSEA - EWR
Nonstop5h 17mUnited Airlines
Deal found 12/22$363
This Alaska Airlines deal was found by Cheapflights users on 12/21. 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.
Wed 12/247:59 pmEWR - SEA
Nonstop6h 06mAlaska Airlines
Sun 1/188:43 amSEA - EWR
Nonstop5h 12mAlaska Airlines
Deal found 12/21$392
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Wed 12/246:00 pmEWR - SEA
1 stop9h 59mUnited Airlines
Sat 1/1711:45 pmSEA - EWR
Nonstop5h 13mUnited Airlines
Deal found 12/21$402
This Kiwi.com deal was found by Cheapflights users on 12/22. 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.
Sun 12/2811:54 amEWR - SEA
1 stop8h 24mMultiple Airlines
Mon 1/58:36 pmSEA - EWR
1 stop16h 05mMultiple Airlines
Deal found 12/22$404
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Thu 12/256:15 pmEWR - SEA
Nonstop6h 20mUnited Airlines
Thu 1/15:00 amSEA - EWR
1 stop8h 55mUnited Airlines
Deal found 12/22$417
This Alaska Airlines deal was found by Cheapflights users on 12/21. 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.
Wed 12/247:59 pmEWR - SEA
Nonstop6h 06mAlaska Airlines
Tue 1/610:04 amSEA - EWR
Nonstop5h 25mAlaska Airlines
Deal found 12/21$422
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Wed 12/316:00 amEWR - SEA
1 stop8h 27mUnited Airlines
Sun 1/48:57 amSEA - EWR
1 stop7h 33mUnited Airlines
Deal found 12/22$429
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Thu 12/257:09 amEWR - SEA
Nonstop6h 27mAlaska Airlines
Tue 1/68:36 pmSEA - EWR
1 stop15h 53mAlaska Airlines
Deal found 12/20$432

Find flight deals from Newark to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Seattle (SEA). 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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(United Airlines)

One-way from

$103
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$534

Good round-trip deal

$328 or less

Good one-way deal

$214 or less
Provider with most accurate pricing for Newark-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Newark-Seattle/Tacoma Intl flights.
From Newark to Seattle/Tacoma Intl
One-way flight from Newark to Seattle/Tacoma Intl
Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Newark to Seattle/Tacoma Intl.
Price to beat on a one-way flight from Newark to Seattle/Tacoma Intl.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark to Seattle 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 December 23, 2025.
Use the filters below to find and compare flights from Newark Airport to Seattle that are best for you.

Fly from

Newark

Fly to

Seattle

Route

Depart

Return

Price

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 3/21

5:25 pm-8:43 pm

Nonstop6h 18m

Seattle/Tacoma Intl

Sat 3/28

9:35 pm-5:52 am

Nonstop5h 17m

$219

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 3/13

7:49 am-11:10 am

Nonstop6h 21m

Seattle/Tacoma Intl

Sun 3/15

11:59 pm-8:08 am

Nonstop5h 09m

$219

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 2/12

7:29 pm-10:54 pm

Nonstop6h 25m

Seattle/Tacoma Intl

Tue 2/17

7:45 am-6:59 pm

1 stop8h 14m

$223

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 1/9

7:15 am-1:57 pm

1 stop9h 42m

Seattle/Tacoma Intl

Mon 1/12

11:45 pm-7:59 am

Nonstop5h 14m

$227

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 1/22

6:08 pm-9:28 pm

Nonstop6h 20m

Seattle/Tacoma Intl

Sun 1/25

6:53 pm-4:22 pm

1 stop18h 29m

$227

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 1/7

6:00 am-11:32 am

1 stop8h 32m

Seattle/Tacoma Intl

Mon 1/12

11:45 pm-7:59 am

Nonstop5h 14m

$227

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 1/6

5:30 am-1:57 pm

1 stop11h 27m

Seattle/Tacoma Intl

Sat 1/17

11:45 pm-7:58 am

Nonstop5h 13m

$227

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 1/31

7:00 am-12:33 pm

1 stop8h 33m

Seattle/Tacoma Intl

Tue 2/3

6:05 am-4:02 pm

1 stop6h 57m

$237

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 1/12

5:30 pm-11:22 pm

1 stop8h 52m

Seattle/Tacoma Intl

Tue 1/20

11:10 pm-12:09 pm

1 stop9h 59m

$237

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 1/24

6:08 pm-9:28 pm

Nonstop6h 20m

Seattle/Tacoma Intl

Sun 2/1

8:43 am-4:55 pm

Nonstop5h 12m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 21 results
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Compare providers for flights from Newark to Seattle

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 Newark to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*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 Newark Airport-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Newark Airport-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Newark Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-Seattle 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 Newark Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Newark to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Newark 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 Newark Airport to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Newark to Seattle. Price data was last updated on December 19, 2025.

The price you pay for your flight from Newark Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of $177). Flying from Newark Airport to Seattle in July is currently the most expensive (average of $277). 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 EWR to SEA?

Find hourly flight availability from Newark to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 25% on flights from Newark Airport to Seattle by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Newark to Seattle. Price data was last updated on December 20, 2025.

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

The best insider tips for Newark Airport to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to Seattle trip
Airports
EWR

EWR offers live security wait time updates, but lines can change rapidly. Arrive at least two hours early to navigate unpredictable waits.

SEA

Take the Link light rail from SEA to downtown Seattle. It's inexpensive, runs every 10 minutes, and takes less than 40 minutes.

Our travel experts
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

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated December 23, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Newark Airport to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.0

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Entertainment

7.0

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Entertainment

7.0

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Entertainment

7.0

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Entertainment

7.0

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Entertainment

7.0

Boarding

8.1

Food

7.1

Comfort

7.8

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Newark to Seattle. 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 into for flights to Seattle from Newark?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Newark to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Newark; the airport handles an average of 13 inbound flights from Newark per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the Seattle airport from Newark. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

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

  • How long is the flight from Newark Airport to Seattle?

    Departing from Newark Airport to Seattle will take you 6h 18m. The distance between Newark Airport and Seattle is about 2393 mi. Generally, flights for this route are nonstop.

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

    Cheapflights users have booked flights from Newark Airport to Seattle round-trip from $119. Other airlines that can offer you cheap pricing are Spirit Airlines, from $120, and Hawaiian Airlines, from $138. Delta is 70% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $73 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on American Airlines and Hawaiian Airlines, with prices starting from $98 and $98, respectively.

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

    No one likes to see their flight delayed. When booking a flight from Newark Airport to Seattle consider choosing United Airlines (70%), American Airlines (65%) or Japan Airlines (65%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $1,029 for a flight from Newark Airport to Seattle. The cheapest flight overall is $109 while the most popular route, (Newark - Seattle/Tacoma Intl) is currently priced at $177.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newark to Seattle 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 Newark Airport to Seattle?

    Currently, October is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of $177). Flying from Newark Airport to Seattle in July is currently the most expensive (average of $277). 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
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Newark to Seattle

Discover the top 7 airlines that operate flights from Newark to Seattle. 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$141Average$249FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$158Average$412FlexibilityNo cancel feeOn-time85%
Sun Country AirCheapest$182Average$396FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$198Average$425FlexibilityNo cancel feeOn-time69%
DeltaCheapest$203Average$321FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$218Average$434FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$238Average$410FlexibilityNo cancel feeOn-time71%

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