HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$198+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
EWR ā€” SEA
Aug 1 ā€” Aug 81
Sat 8/1
Sat 8/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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 ā€œFind dealsā€

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 providerā€™s pricing and select the best option for you! Book through your favorite providerā€™s website for a seamless experience.
Cheapflights Tip: The best prices from Newark to Seattle/Tacoma Intl are usually found in October or January, booked 55 days in advance, depart on a Wednesday or Thursday and return on a Friday

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 July 2, 2026.

This Alaska Airlines deal was found by Cheapflights users on 6/28. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure Alaska Airlines is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Thu 12/105:05 pm
EWR
-
SEA
Nonstop6h 18m
Alaska Airlines
Mon 12/149:40 pm
SEA
-
EWR
Nonstop5h 24m
Alaska Airlines
Deal found 6/28$346
This CheapOair deal was found by Cheapflights users on 6/29. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure CheapOair is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Sat 9/125:02 pm
EWR
-
SEA
1 stop19h 18m
Alaska Airlines
Wed 9/167:08 am
SEA
-
EWR
1 stop13h 21m
Alaska Airlines
Deal found 6/29$347
This Travelocity deal was found by Cheapflights users on 6/28. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure Travelocity is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Tue 9/157:20 am
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Tue 9/2210:01 pm
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 6/28$348
This CheapOair deal was found by Cheapflights users on 6/29. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure CheapOair is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Wed 11/255:05 pm
EWR
-
SEA
Nonstop6h 18m
Alaska Airlines
Tue 12/19:40 pm
SEA
-
EWR
Nonstop5h 24m
Alaska Airlines
Deal found 6/29$349
This Alaska Airlines deal was found by Cheapflights users on 6/27. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure Alaska Airlines is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Wed 9/169:00 am
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Sat 9/1910:01 pm
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 6/27$351
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure Alaska Airlines is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Sat 9/195:50 pm
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Sat 9/1910:01 pm
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 6/30$352
This Alaska Airlines deal was found by Cheapflights users on 6/29. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure Alaska Airlines is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Fri 9/116:55 am
EWR
-
SEA
1 stop8h 55m
Alaska Airlines
Thu 9/1712:30 pm
SEA
-
EWR
1 stop7h 59m
Alaska Airlines
Deal found 6/29$353
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure United Airlines is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Tue 8/253:40 pm
EWR
-
SEA
Nonstop6h 01m
United Airlines
Fri 8/286:10 pm
SEA
-
EWR
1 stop8h 33m
United Airlines
Deal found 7/1$354
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure United Airlines is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Thu 9/103:40 pm
EWR
-
SEA
Nonstop6h 01m
United Airlines
Sun 9/136:15 pm
SEA
-
EWR
1 stop8h 28m
United Airlines
Deal found 7/1$355
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure United Airlines is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Tue 7/288:30 pm
EWR
-
SEA
Nonstop6h 14m
United Airlines
Tue 8/43:23 pm
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 7/1$356
This Delta deal was found by Cheapflights users on 7/2. Clicking the ā€œPick Datesā€ button in this card will allow you to select your dates and further customize your flight criteria. From there, click ā€œFind dealsā€, make sure Delta is selected, and click ā€œCompare selectedā€ under the list of providers to see comparable flight deals.
Sun 11/87:00 am
EWR
-
SEA
1 stop10h 44m
Delta
Thu 11/195:45 pm
SEA
-
EWR
1 stop9h 19m
Delta
Deal found 7/2$358

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 July 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$346
(Alaska Airlines)

One-way from

$198
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$510

Good round-trip deal

$449 or less

Good one-way deal

$259 or less
Provider with most accurate pricing for Newark-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Newark-Seattle/Tacoma Intl flights.
Search Deals
From Newark to Seattle/Tacoma Intl
Search Deals
One-way flight from Newark to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Newark to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Newark to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

Ā 
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 July 2, 2026.
Use the filters below to find and compare flights from Newark Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 9/16

3:00 pm-8:21 pm

1 stop8h 21m

Seattle/Tacoma Intl

Thu 9/24

7:59 pm-6:00 am

1 stop7h 01m

$358

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 7/13

8:30 pm-11:44 pm

Nonstop6h 14m

Seattle/Tacoma Intl

Wed 7/22

3:23 pm-11:49 pm

Nonstop5h 26m

$377

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 9/18

5:50 pm-8:52 pm

Nonstop6h 02m

Seattle/Tacoma Intl

Mon 9/21

12:30 pm-11:29 pm

1 stop7h 59m

$397

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 11/25

6:55 pm-12:11 am

1 stop8h 16m

Seattle/Tacoma Intl

Tue 12/1

7:35 pm-6:04 am

1 stop7h 29m

$398
Quickest round-trip

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 9/9

7:59 am-11:03 am

Nonstop6h 04m

Seattle/Tacoma Intl

Mon 9/14

10:58 pm-7:10 am

Nonstop5h 12m

$409

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 9/4

3:40 pm-6:41 pm

Nonstop6h 01m

Seattle/Tacoma Intl

Sat 9/12

7:30 am-3:56 pm

Nonstop5h 26m

$428

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 7/13

5:59 pm-11:59 pm

1 stop9h 00m

Seattle/Tacoma Intl

Wed 7/22

12:05 pm-11:56 pm

1 stop8h 51m

$478

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 8/21

3:20 pm-11:57 pm

1 stop11h 37m

Seattle/Tacoma Intl

Sat 8/29

11:59 pm-3:24 pm

1 stop12h 25m

$481

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 7/27

4:25 pm-7:36 pm

Nonstop6h 11m

Seattle/Tacoma Intl

Mon 8/3

11:00 pm-7:18 am

Nonstop5h 18m

$518

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 7/24

4:31 pm-7:48 pm

Nonstop6h 17m

Seattle/Tacoma Intl

Fri 7/24

10:40 pm-6:59 am

Nonstop5h 19m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
eDreamsPrice Accuracy2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-Seattle flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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?

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 54 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 $288). Flying from Newark Airport to Seattle in July is currently the most expensive (average of $510). 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 July 2, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 26% 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 June 27, 2026.

Travelers seeking maximum savings on their Newark Airport to Seattle flight should consider departing on Friday 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.

How much does it cost to fly round-trip from Newark Airport to Seattle?

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
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on EWR and SEA

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 July 2, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andHawaiian 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.
Alaska Airlines
7.9
Good
12,607 reviews

Overall

7.9

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Alaska Airlines
7.9
Good
12,607 reviews
Alaska Airlines
7.9
Good
12,607 reviews

Overall

7.9

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Delta
7.8
Good
8,453 reviews
Alaska Airlines
7.9
Good
12,607 reviews

Overall

7.9

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
Hawaiian Airlines
7.8
Good
2,825 reviews
Alaska Airlines
7.9
Good
12,607 reviews

Overall

7.9

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
United Airlines
7.4
Good
9,927 reviews
Alaska Airlines
7.9
Good
12,607 reviews

Overall

7.9

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.
American Airlines
7.1
Good
11,766 reviews
Alaska Airlines
7.9
Good
12,607 reviews

Overall

7.9

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

RDU - SEA

There was almost a 2 hour delay after arriving before our next flight. Also my husband needed a wheelchair and it seemed hard to get help.

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 6 inbound flights from Newark per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Seattle airport from Newark. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattleā€™s city center.

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

    Departing from Newark Airport to Seattle will take you 6h 02m. The distance between Newark Airport and Seattle is about 2393 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $118. Other airlines that can offer you cheap pricing are Delta, from $119, and United Airlines, from $197. Hawaiian Airlines is 69% 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?

    $98 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $98 and $105, 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 Alaska Airlines (88%), American Airlines (87%) or Japan Airlines (87%) 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 $1,044 for a flight from Newark Airport to Seattle. The cheapest flight overall is $184 while the most popular route, (Newark - Seattle/Tacoma Intl) is currently priced at $299.

  • 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 $288). Flying from Newark Airport to Seattle in July is currently the most expensive (average of $510). 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
SeaTac
Tacoma
Lacey
Leavenworth
Olympia
Ocean Shores
Edmonds
Snoqualmie
Tumwater
Tukwila
Renton
Kent
Lynnwood
Ellensburg
Fife
Marysville
Lakewood
Issaquah
Shoreline
Centralia

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.

Top 6 airlines flying from Newark to Seattle

Discover the top 6 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 July 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$118Average$337FlexibilityNo cancel feeOn-time85%
DeltaCheapest$119Average$336FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$197Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$216Average$487FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$216Average$409FlexibilityNo cancel feeOn-time75%
Sun Country AirCheapest$227Average$380FlexibilityNo cancel feeOn-time83%

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.