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Cheap flights from Newark Airport to Seattle from £106

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 28/3. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
2 Mar — 9 Mar1
1 adult

The best prices from Newark to Seattle/Tacoma Intl are usually found in February or October, booked 88 days in advance, depart on a Monday or Thursday and return on a Monday

Cheap 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 25 February 2025.

Round-trip from

£203

One-way from

£106

Popular in

December

Cheapest in

February

Average price

£274

Good round-trip deal

£2,382 or less

Good one-way deal

£221 or less
Alaska Airlines
  • Alaska Airlines
  • 2/4-14/4
  • Nonstop
  • 11h 32m total
  • Newark to Seattle
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Alaska Airlines
  • Alaska Airlines
  • 28/3
  • Nonstop
  • 6h 15m total
  • Newark to Seattle
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Newark to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Newark to Seattle/Tacoma Intl.
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Find 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 25 February 2025.

Wed 2/407:00EWR - SEA
Nonstop6h 15mAlaska Airlines
Mon 14/421:42SEA - EWR
Nonstop5h 17mAlaska Airlines
Deal found 24/2£203
Wed 23/407:00EWR - SEA
Nonstop6h 01mHawaiian Airlines
Tue 29/406:35SEA - EWR
Nonstop5h 24mHawaiian Airlines
Deal found 23/2£204
Tue 22/418:47EWR - SEA
1 stop19h 48mSpirit Airlines
Tue 29/421:06SEA - EWR
1 stop30h 37mSpirit Airlines
Deal found 24/2£206
Wed 26/308:00EWR - SEA
Nonstop6h 19mUnited Airlines
Wed 2/415:24SEA - EWR
1 stop11h 21mUnited Airlines
Deal found 24/2£208
Tue 25/316:01EWR - SEA
1 stop9h 21mDelta
Wed 26/318:56SEA - EWR
1 stop7h 46mDelta
Deal found 24/2£219
Fri 18/411:38EWR - SEA
1 stop8h 34mSun Country Air
Thu 24/418:25SEA - EWR
1 stop13h 20mSun Country Air
Deal found 23/2£300

Find flights from Newark to Seattle within your budget

Customise 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 858,174 searches. Data last updated 25 February 2025.

Fly from

Newark

Fly to

Seattle

Route

Depart

Return

Price

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 2/4

07:00-10:15

Nonstop6h 15m

Seattle/Tacoma Intl

Mon 14/4

21:42-05:59

Nonstop5h 17m

£203

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 23/4

07:00-10:01

Nonstop6h 01m

Seattle/Tacoma Intl

Tue 29/4

06:35-14:59

Nonstop5h 24m

£204

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 22/4

18:47-11:35

1 stop19h 48m

Seattle/Tacoma Intl

Tue 29/4

21:06-06:43

1 stop30h 37m

£206

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 26/3

08:00-11:19

Nonstop6h 19m

Seattle/Tacoma Intl

Wed 2/4

15:24-05:45

1 stop11h 21m

£208

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 25/3

16:01-22:22

1 stop9h 21m

Seattle/Tacoma Intl

Wed 26/3

18:56-05:42

1 stop7h 46m

£219

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 18/4

11:38-17:12

1 stop8h 34m

Seattle/Tacoma Intl

Thu 24/4

18:25-10:45

1 stop13h 20m

£300

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 28/3

07:00-10:15

Nonstop6h 15m

£106

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 9/4

09:32-14:17

1 stop7h 45m

£110

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 26/3

11:15-08:43

2 stops24h 28m

£115

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 2/5

19:10-22:26

Nonstop6h 16m

£117

Flights are sorted by cheapest return flights first.

Deals found on 23/2

Showing 1-10 of 13 results
1
2

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 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.

Travel insights for flights from Newark to Seattle

Get recent, data-driven insights about flights from Newark to Seattle including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Newark to Seattle. Price data was last updated on 14 February 2025.

To ensure you get the cheapest price possible for a flight from Newark Airport to Seattle, you should look to book at least 88 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of £622). Flying from Newark Airport to Seattle in July is currently the most expensive (average of £946). 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 25 February 2025.

One of the essential ways to save on airfare from Newark Airport to Seattle is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 9% on airfare.

Weekly flight availability from Newark Airport to Seattle

Explore weekly flight availability from Newark to Seattle. 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 25 February 2025.

The most flights from EWR to SEA are scheduled on a Wednesday (24 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Seattle by month

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

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

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

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 25 February 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and Hawaiian Airlines from New York to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
9,712 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very Good
9,712 reviews
Alaska Airlines
8.0
Very Good
9,712 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very Good
8,175 reviews
Alaska Airlines
8.0
Very Good
9,712 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines
7.9
Good
2,312 reviews
Alaska Airlines
8.0
Very Good
9,712 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,740 reviews
Alaska Airlines
8.0
Very Good
9,712 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Sun Country Air
7.0
Good
371 reviews
Alaska Airlines
8.0
Very Good
9,712 reviews
Check prices

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Newark. On average, Seattle/Tacoma Intl has 12 inbound flights from Newark per day from 0 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

    The Newark to Seattle/Tacoma Intl flight path was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    According to our current data, Alaska Airlines (£203), Hawaiian Airlines (£204), and Spirit Airlines (£206) offers the cheapest pricing from Newark Airport to Seattle. Alaska Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as £106. Users have also found prices from £110 and £115 on Delta and Spirit Airlines, respectively.

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

    The top 3 most reliable airlines when flying from Newark Airport to Seattle are Air Tahiti Nui (85%), Asiana Airlines (83%) and Hawaiian Airlines (83%).

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

    On average you can expect to pay £1,307 for a flight from Newark Airport to Seattle. The cheapest flight overall is £98 while the most popular route, (Newark - Seattle/Tacoma Intl) is currently priced at £236.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of £622). Flying from Newark Airport to Seattle in July is currently the most expensive (average of £946). 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell

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Alternative routes for Newark to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Seattle flights
John F Kennedy Intl to Portland flights

Fly with Cheapflights

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

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 Seattle from Newark.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Newark to Seattle, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Newark to Seattle 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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