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Cheap flights from Newark Airport to Seattle from C$ 191

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 23/8. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
3 Aug — 10 Aug1
1 adult

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

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 29 July 2025.

Round-trip from

C$ 380

One-way from

C$ 191

Popular in

December

Cheapest in

February

Average price

C$ 719
Alaska Airlines
  • Alaska Airlines
  • 26/8-5/9
  • 2 total stops
  • 15h 50m total
  • Newark to Seattle
Search Deals
Hawaiian Airlines
  • Hawaiian Airlines
  • 23/8
  • Nonstop
  • 6h 03m total
  • Newark to Seattle
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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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 29 July 2025.

Tue 26/85:48 p.m.EWR - SEA
1 stop7h 41mAlaska Airlines
Fri 5/97:50 a.m.SEA - EWR
1 stop8h 09mAlaska Airlines
Deal found 29/7C$ 380
Sat 6/123:08 p.m.EWR - SEA
1 stop8h 46mUnited Airlines
Sat 27/126:00 a.m.SEA - EWR
Nonstop5h 17mUnited Airlines
Deal found 28/7C$ 382
Fri 22/86:55 p.m.EWR - SEA
1 stop8h 11mDelta
Mon 8/911:55 p.m.SEA - EWR
1 stop8h 41mDelta
Deal found 28/7C$ 388
Mon 1/97:19 a.m.EWR - SEA
Nonstop6h 01mHawaiian Airlines
Thu 4/96:41 a.m.SEA - EWR
Nonstop5h 19mHawaiian Airlines
Deal found 28/7C$ 400

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 629,999 searches. Data last updated 29 July 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

Tue 26/8

5:48 p.m.-10:29 p.m.

1 stop7h 41m

Seattle/Tacoma Intl

Fri 5/9

7:50 a.m.-6:59 p.m.

1 stop8h 09m

C$ 380

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 6/12

3:08 p.m.-8:54 p.m.

1 stop8h 46m

Seattle/Tacoma Intl

Sat 27/12

6:00 a.m.-2:17 p.m.

Nonstop5h 17m

C$ 382

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 22/8

6:55 p.m.-12:06 a.m.

1 stop8h 11m

Seattle/Tacoma Intl

Mon 8/9

11:55 p.m.-11:36 a.m.

1 stop8h 41m

C$ 388

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 1/9

7:19 a.m.-10:20 a.m.

Nonstop6h 01m

Seattle/Tacoma Intl

Thu 4/9

6:41 a.m.-3:00 p.m.

Nonstop5h 19m

C$ 400

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 23/8

7:29 p.m.-10:32 p.m.

Nonstop6h 03m

C$ 191

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 21/8

5:48 p.m.-10:29 p.m.

1 stop7h 41m

C$ 197

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 22/8

6:55 p.m.-12:06 a.m.

1 stop8h 11m

C$ 198

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 19/8

10:00 a.m.-1:03 p.m.

Nonstop6h 03m

C$ 206

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sun 14/9

11:50 a.m.-5:10 p.m.

1 stop8h 20m

C$ 266

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

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 25 July 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, January is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of C$ 262). Flying from Newark Airport to Seattle in December is currently the most expensive (average of C$ 353). 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 29 July 2025.

It’s optimal to fly from Newark Airport to Seattle in the morning. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight at noon.

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 29 July 2025.

The most flights from EWR to SEA are scheduled on a Monday (20 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (13 on average).

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 29 July 2025.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andHawaiian Airlines from Newark Airport to Seattle 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

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Sun Country Air
6.9
Okay
333 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Food

7.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

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), located 18.4 km from the city centre, is the airport you fly into when you book flights from Newark to Seattle. 0 airlines have flights to Seattle/Tacoma Intl from Newark on a regular basis. Booking flights from Newark to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 17 inbound flights from Newark per day.

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

    This flight path from Newark to Seattle/Tacoma Intl was viewed by 16 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?

    Flying on Alaska Airlines is currently your cheapest option to Seattle, with prices starting at C$ 380. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at C$ 382 and C$ 388, respectively. These flights start at 36% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at C$ 191. Alaska Airlines flights start at C$ 197 while deals on Delta start at C$ 198 one-way.

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

    Before booking your flight to Seattle from Newark Airport, check out the most reliable airlines to get you to your destination on time: Asiana Airlines (87%), American Airlines (84%), Japan Airlines( 84%).

  • 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, January is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of C$ 262). Flying from Newark Airport to Seattle in December is currently the most expensive (average of C$ 353). 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
Leavenworth
SeaTac
Tukwila
Tacoma
Marysville
Bothell
Renton
Olympia
Lynnwood

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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

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

Deals for Newark to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Newark to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Seattle from Newark shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Newark today and book when prices fit your budget.

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