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Cheap flights from Newark Airport to Seattle from C$ 192

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags
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 Tuesday or Wednesday and return on a Friday

Cheap flight deals from Newark to Seattle

Enter your travel dates to find the best prices.

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 24 April 2026.

Wed 13/58:49 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Wed 27/51:06 p.m.
SEA
-
EWR
Nonstop5h 24m
United Airlines
Deal found 20/4C$ 372
Tue 5/58:49 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Wed 13/57:25 a.m.
SEA
-
EWR
Nonstop5h 24m
United Airlines
Deal found 20/4C$ 379
Sat 9/58:49 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Mon 18/511:00 p.m.
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 20/4C$ 380
Sat 10/106:45 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Tue 13/107:00 a.m.
SEA
-
EWR
Nonstop5h 25m
United Airlines
Deal found 21/4C$ 382
Sat 17/106:45 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Wed 21/108:30 a.m.
SEA
-
EWR
1 stop8h 05m
United Airlines
Deal found 21/4C$ 390
Tue 5/52:30 p.m.
EWR
-
SEA
1 stop9h 36m
United Airlines
Sat 9/511:00 p.m.
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 20/4C$ 393
Sat 10/106:45 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Wed 14/106:15 p.m.
SEA
-
EWR
1 stop8h 26m
United Airlines
Deal found 19/4C$ 395
Wed 13/58:49 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Mon 18/510:41 p.m.
SEA
-
EWR
1 stop8h 15m
United Airlines
Deal found 23/4C$ 399
Tue 8/98:35 p.m.
EWR
-
SEA
Nonstop6h 10m
United Airlines
Mon 14/911:00 p.m.
SEA
-
EWR
Nonstop5h 12m
United Airlines
Deal found 22/4C$ 401
Sun 6/911:25 a.m.
EWR
-
SEA
Nonstop6h 02m
United Airlines
Mon 14/911:00 p.m.
SEA
-
EWR
Nonstop5h 12m
United Airlines
Deal found 19/4C$ 405

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 24 April 2026.

Round-trip from

C$ 372

One-way from

C$ 192

Popular in

December

Cheapest in

October

Average price

C$ 516

Good one-way deal

C$ 279 or less
United Airlines
  • United Airlines
  • 13/5-27/5
  • Nonstop
  • 11h 34m total
  • Newark to Seattle
Search Deals
United Airlines
  • United Airlines
  • 8/10
  • Nonstop
  • 6h 10m total
  • Newark to Seattle
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from Newark to Seattle/Tacoma Intl.
Search Deals

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 24 April 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

Sat 17/10

6:45 p.m.-9:55 p.m.

Nonstop6h 10m

Seattle/Tacoma Intl

Wed 21/10

8:30 a.m.-7:35 p.m.

1 stop8h 05m

C$ 390

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 9/5

6:15 a.m.-12:19 p.m.

1 stop9h 04m

Seattle/Tacoma Intl

Sat 16/5

5:30 a.m.-3:59 p.m.

1 stop7h 29m

C$ 475
Quickest round-trip

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sun 24/5

7:30 a.m.-10:40 a.m.

Nonstop6h 10m

Seattle/Tacoma Intl

Mon 1/6

10:30 p.m.-6:52 a.m.

Nonstop5h 22m

C$ 520

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 21/8

5:02 p.m.-10:34 p.m.

1 stop8h 32m

Seattle/Tacoma Intl

Thu 27/8

11:59 a.m.-11:29 p.m.

1 stop8h 30m

C$ 528

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 3/9

7:59 a.m.-11:03 a.m.

Nonstop6h 04m

Seattle/Tacoma Intl

Fri 11/9

6:00 p.m.-5:41 a.m.

1 stop8h 41m

C$ 528

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 28/8

6:55 a.m.-12:50 p.m.

1 stop8h 55m

Seattle/Tacoma Intl

Mon 7/9

8:59 p.m.-4:02 p.m.

1 stop16h 03m

C$ 528

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 23/5

4:35 p.m.-9:25 a.m.

1 stop19h 50m

Seattle/Tacoma Intl

Sat 30/5

3:30 p.m.-11:59 p.m.

Nonstop5h 29m

C$ 547

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sun 18/10

7:00 a.m.-12:52 p.m.

1 stop8h 52m

Seattle/Tacoma Intl

Fri 30/10

5:55 p.m.-6:35 a.m.

1 stop9h 40m

C$ 547

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 5/8

9:30 a.m.-12:43 p.m.

Nonstop6h 13m

Seattle/Tacoma Intl

Fri 7/8

5:59 p.m.-5:59 a.m.

1 stop9h 00m

C$ 576

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 8/5

3:37 p.m.-10:59 p.m.

1 stop10h 22m

Seattle/Tacoma Intl

Mon 11/5

6:48 p.m.-8:32 a.m.

2 stops10h 44m

C$ 592

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

Showing 1-10 of 23 resultsSorted by cheapest first
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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 C$ 386). Flying from Newark Airport to Seattle in December is currently the most expensive (average of C$ 668). 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 24 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to Seattle as you normally would.

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

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 8 inbound flights from Newark per day.

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

    There are many flights that can get you from Newark Airport to Seattle in 6h 10m. Fly via United Airlines, Delta, or Alaska Airlines to get the fastest option. The distance from Newark Airport to Seattle is about 3851 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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: Hawaiian Airlines (70%), Air Tahiti Nui (68%), American Airlines( 64%).

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

    Looking at all options, your cheapest flight can be booked for C$ 247. While the most popular route (Newark - Seattle/Tacoma Intl) can be booked for C$ 700 on average, our data indicates C$ 373 when flying from Newark Airport to Seattle.

  • 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 C$ 386). Flying from Newark Airport to Seattle in December is currently the most expensive (average of C$ 668). 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
SeaTac
Leavenworth
Mukilteo
Kent
Tacoma
Bothell
Cashmere
Olympia
Renton
Marysville
Lynnwood
Kirkland
Tukwila

Browse thousands of different options on Cheapflights for your next trip

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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

Fly with Cheapflights

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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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