Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Newark Airport to Seattle from C$ 185

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from Newark to Seattle/Tacoma Intl are usually found in February or October, booked 88 days in advance, depart on a Wednesday or Friday 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 25 March 2025.

Round-trip from

C$ 374

One-way from

C$ 185

Popular in

December

Cheapest in

February

Average price

C$ 554

Good one-way deal

C$ 361 or less
United Airlines
  • United Airlines
  • 2/5-5/5
  • Nonstop
  • 11h 29m total
  • Newark to Seattle
Search Deals
Delta
  • Delta
  • 2/5
  • 1 total stop
  • 8h 02m total
  • Newark to Seattle
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a one-way flight from Newark to Seattle/Tacoma Intl.
Search Deals

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 March 2025.

Fri 2/57:10 p.m.EWR - SEA
Nonstop6h 16mUnited Airlines
Mon 5/511:35 p.m.SEA - EWR
Nonstop5h 13mUnited Airlines
Deal found 24/3C$ 374
Tue 29/47:00 a.m.EWR - SEA
Nonstop6h 01mHawaiian Airlines
Wed 30/46:35 a.m.SEA - EWR
Nonstop5h 24mHawaiian Airlines
Deal found 25/3C$ 377
Mon 21/47:29 p.m.EWR - SEA
1 stop15h 36mAlaska Airlines
Thu 24/49:28 p.m.SEA - EWR
1 stop14h 01mAlaska Airlines
Deal found 23/3C$ 382
Mon 28/47:00 p.m.EWR - SEA
1 stop8h 02mDelta
Mon 12/57:35 p.m.SEA - EWR
1 stop7h 20mDelta
Deal found 23/3C$ 418
Thu 9/1011:48 a.m.EWR - SEA
1 stop8h 01mSun Country Air
Mon 13/106:34 p.m.SEA - EWR
1 stop13h 09mSun Country Air
Deal found 25/3C$ 494

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 25 March 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

Fri 2/5

7:10 p.m.-10:26 p.m.

Nonstop6h 16m

Seattle/Tacoma Intl

Mon 5/5

11:35 p.m.-7:48 a.m.

Nonstop5h 13m

C$ 374

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 29/4

7:00 a.m.-10:01 a.m.

Nonstop6h 01m

Seattle/Tacoma Intl

Wed 30/4

6:35 a.m.-2:59 p.m.

Nonstop5h 24m

C$ 377

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 21/4

7:29 p.m.-8:05 a.m.

1 stop15h 36m

Seattle/Tacoma Intl

Thu 24/4

9:28 p.m.-2:29 p.m.

1 stop14h 01m

C$ 382

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Mon 28/4

7:00 p.m.-12:02 a.m.

1 stop8h 02m

Seattle/Tacoma Intl

Mon 12/5

7:35 p.m.-5:55 a.m.

1 stop7h 20m

C$ 418

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Fri 2/5

7:00 p.m.-12:02 a.m.

1 stop8h 02m

C$ 185

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 3/6

9:40 a.m.-12:49 p.m.

Nonstop6h 09m

C$ 202

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 26/4

7:29 p.m.-8:05 a.m.

1 stop15h 36m

C$ 206

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 29/5

7:46 a.m.-4:53 p.m.

1 stop12h 07m

C$ 212

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 1/4

1:45 p.m.-11:09 p.m.

2 stops12h 24m

C$ 252

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sat 12/7

11:41 a.m.-10:50 p.m.

1 stop14h 09m

C$ 305

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 12 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 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 21 March 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 88 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$ 261). 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 25 March 2025.

It’s optimal to fly from Newark Airport to Seattle in the morning. By choosing this option you can save up to 19% 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 25 March 2025.

The most flights from EWR to SEA are scheduled on a Friday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 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 mm 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 March 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from New York to Seattle have to say. 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
9,785 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

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
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

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
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

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
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

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
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

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
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,785 reviews
Check prices

Overall

8.0

Entertainment

7.1

Comfort

7.9

Crew

8.5

Food

7.1

Boarding

8.2

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?

    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. 1 airline 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 14 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 United Airlines is currently your cheapest option to Seattle, with prices starting at C$ 374. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Alaska Airlines, with the lowest prices starting at C$ 377 and C$ 382, respectively. These flights start at 40% 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 Delta, which is currently one of the cheapest options available, starting at C$ 185. United Airlines flights start at C$ 202 while deals on Alaska Airlines start at C$ 206 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 (90%), United Airlines (88%), TAP AIR PORTUGAL( 86%).

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

    Looking at all options, your cheapest flight can be booked for C$ 348. While the most popular route (Newark - Seattle/Tacoma Intl) can be booked for C$ 368 on average our data indicates C$ 361 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, January is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of C$ 261). 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 Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
SeaTac
Tukwila
Marysville
Bothell
Leavenworth
Tacoma
Olympia
Lynnwood

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.

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

Top airline flying from Newark to Seattle

Discover the top airline 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 629,999 searches. Data last updated 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 395AverageC$ 668FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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.