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Cheap flights from Seattle to Newark Airport from £102

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EWR
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

£202

One-way from

£102

Popular in

December

Cheapest in

January

Average price

£392

Good one-way deal

£156 or less
United Airlines
  • United Airlines
  • 2/7-11/7
  • 1 total stop
  • 14h 36m total
  • Seattle to Newark
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Hawaiian Airlines
  • Hawaiian Airlines
  • 8/9
  • 1 total stop
  • 10h 00m total
  • Seattle to Newark
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£20 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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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 13 June 2025.

Wed 2/714:35SEA - EWR
Nonstop5h 24mUnited Airlines
Fri 11/716:47EWR - SEA
1 stop9h 12mUnited Airlines
Deal found 10/6£202
Sat 12/719:55SEA - EWR
1 stop16h 39mAlaska Airlines
Mon 14/719:29EWR - SEA
1 stop17h 18mAlaska Airlines
Deal found 11/6£203
Mon 25/816:59SEA - EWR
1 stop10h 00mHawaiian Airlines
Thu 28/809:00EWR - SEA
1 stop10h 50mHawaiian Airlines
Deal found 10/6£210
Wed 24/923:05SEA - EWR
1 stop6h 54mDelta
Tue 7/1017:30EWR - SEA
1 stop9h 41mDelta
Deal found 12/6£212
Wed 2/715:58SEA - EWR
2 stops14h 01mSpirit Airlines
Wed 9/707:20EWR - SEA
1 stop12h 05mSpirit Airlines
Deal found 12/6£215
Wed 2/722:46SEA - EWR
Nonstop5h 14mMultiple Airlines
Wed 9/707:20EWR - SEA
1 stop12h 05mMultiple Airlines
Deal found 12/6£217
Thu 21/823:55SEA - EWR
1 stop7h 51mSun Country Air
Tue 2/911:41EWR - SEA
1 stop8h 47mSun Country Air
Deal found 13/6£232

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 13 June 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 2/7

14:35-22:59

Nonstop5h 24m

Newark

Fri 11/7

16:47-22:59

1 stop9h 12m

£202

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sat 12/7

19:55-15:34

1 stop16h 39m

Newark

Mon 14/7

19:29-09:47

1 stop17h 18m

£203

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Mon 25/8

16:59-05:59

1 stop10h 00m

Newark

Thu 28/8

09:00-16:50

1 stop10h 50m

£210

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 24/9

23:05-08:59

1 stop6h 54m

Newark

Sat 11/10

16:00-22:25

1 stop9h 25m

£212

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 2/7

15:58-08:59

2 stops14h 01m

Newark

Wed 9/7

07:20-16:25

1 stop12h 05m

£215

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 2/7

22:46-07:00

Nonstop5h 14m

Newark

Wed 9/7

07:20-16:25

1 stop12h 05m

£217

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 21/8

23:55-10:46

1 stop7h 51m

Newark

Tue 2/9

11:41-17:28

1 stop8h 47m

£232

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Mon 8/9

16:59-05:59

1 stop10h 00m

£102

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 10/9

00:40-10:57

1 stop7h 17m

£102

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sun 13/7

23:20-09:57

1 stop7h 37m

£106

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 14 results
1
2

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 return 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 return flight from Seattle to Newark. Price data was last updated on 9 June 2025.

Booking 75 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 £522). Flying from Seattle to Newark Airport in July is currently the most expensive (average of £734). 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 13 June 2025.

It’s typically best to fly out from Seattle to Newark Airport in the morning. Doing so could potentially save you 24% on the flight price compared to flying at midday, which is usually more expensive.

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 13 June 2025.

The most flights from SEA to EWR are scheduled on a Thursday (19 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 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 74.0 - 122.0 inches per month. July is typically the wettest month, when rainfall can reach 122.0 mm. February is typically the driest time to visit Newark Airport when rainfall is around 74.0 mm.

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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

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 13 June 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
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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
7,950 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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
2,494 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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
8,790 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Newark. You should not have trouble finding flights to Newark from Seattle/Tacoma Intl; the airport handles an average of 12 outbound flights to Newark per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Seattle airport to Newark. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) 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 2 times in the past calendar month.

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

    United Airlines, at £202, was found to be the cheapest airline from Seattle to Newark Airport.Alternate airlines flying return to your destination include Alaska Airlines and Hawaiian Airlines. United Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Hawaiian Airlines, with whom users have recently found tickets for as low as £102. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Seattle to Newark Airport for a low price.

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

    Before booking your flight to Newark Airport from Seattle, check out the most reliable airlines to get you to your destination on time: United Airlines (77%), TAP AIR PORTUGAL (77%), Korean Air( 69%).

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

    Looking at all options, your cheapest flight can be booked for £109. While the most popular route (Seattle/Tacoma Intl - Newark) can be booked for £233 on average our data indicates £388 when flying from Seattle to Newark Airport.

  • 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 holiday 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 £522). Flying from Seattle to Newark Airport in July is currently the most expensive (average of £734). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Queens
Englewood
North Bergen
Elizabeth
Yonkers
Bronx
Secaucus
Mount Laurel
Fort Lee
North Wales
Bayonne
Fairfield
Carlstadt
Staten Island
Weehawken
Carteret
Westbury
West New York
Edgewater
Piscataway

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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.
Portland to Newark flights

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

When you search for this flight from Seattle to Newark, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Newark from Seattle.

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

Yes, we can. To see specific flights from Seattle to Newark with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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