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Cheap flights from Seattle to Newark Airport from C$ 190

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EWR
17 Jun — 24 Jun1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Newark are usually found in January or February, booked 75 days in advance, depart on a Friday or Tuesday and return on a Tuesday

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 12 June 2025.

Round-trip from

C$ 375

One-way from

C$ 190

Popular in

December

Cheapest in

January

Average price

C$ 729

Good round-trip deal

C$ 887 or less

Good one-way deal

C$ 133 or less
Alaska Airlines
  • Alaska Airlines
  • 30/7-12/8
  • 2 total stops
  • 17h 31m total
  • Seattle to Newark
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Delta
  • Delta
  • 10/9
  • 1 total stop
  • 7h 17m total
  • Seattle to Newark
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Highest demand for flights based on searches. 8% potential increase in price (C$ 72 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Newark.
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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 12 June 2025.

Wed 30/77:00 a.m.SEA - EWR
1 stop7h 21mAlaska Airlines
Tue 12/84:34 p.m.EWR - SEA
1 stop10h 10mAlaska Airlines
Deal found 9/6C$ 375
Thu 31/77:00 a.m.SEA - EWR
1 stop7h 21mHawaiian Airlines
Tue 12/84:34 p.m.EWR - SEA
1 stop10h 10mHawaiian Airlines
Deal found 9/6C$ 380
Sat 28/611:20 p.m.SEA - EWR
1 stop7h 37mUnited Airlines
Tue 8/77:30 a.m.EWR - SEA
Nonstop6h 07mUnited Airlines
Deal found 12/6C$ 386
Fri 22/87:30 p.m.SEA - EWR
1 stop7h 50mDelta
Mon 25/87:00 a.m.EWR - SEA
1 stop10h 43mDelta
Deal found 11/6C$ 394
Fri 1/85:30 p.m.SEA - EWR
1 stop9h 35mSpirit Airlines
Tue 5/87:20 a.m.EWR - SEA
1 stop12h 05mSpirit Airlines
Deal found 10/6C$ 401
Thu 21/811:55 p.m.SEA - EWR
1 stop7h 51mSun Country Air
Sun 31/811:38 a.m.EWR - SEA
1 stop8h 20mSun Country Air
Deal found 12/6C$ 451
Thu 10/711:59 p.m.SEA - EWR
2 stops18h 01mMultiple Airlines
Mon 14/79:00 p.m.EWR - SEA
2 stops22h 25mMultiple Airlines
Deal found 10/6C$ 507

Cheapflights Fare Finder

Customize 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 629,999 searches. Data last updated 12 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 30/7

7:00 a.m.-5:21 p.m.

1 stop7h 21m

Newark

Tue 12/8

4:34 p.m.-11:44 p.m.

1 stop10h 10m

C$ 375

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 31/7

7:00 a.m.-5:21 p.m.

1 stop7h 21m

Newark

Tue 12/8

4:34 p.m.-11:44 p.m.

1 stop10h 10m

C$ 380

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sat 28/6

11:20 p.m.-9:57 a.m.

1 stop7h 37m

Newark

Tue 8/7

7:30 a.m.-10:37 a.m.

Nonstop6h 07m

C$ 386

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 22/8

7:30 p.m.-6:20 a.m.

1 stop7h 50m

Newark

Mon 25/8

7:00 a.m.-2:43 p.m.

1 stop10h 43m

C$ 394

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 1/8

5:30 p.m.-6:05 a.m.

1 stop9h 35m

Newark

Tue 5/8

7:20 a.m.-4:25 p.m.

1 stop12h 05m

C$ 401

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 21/8

11:55 p.m.-10:46 a.m.

1 stop7h 51m

Newark

Sun 31/8

11:38 a.m.-4:58 p.m.

1 stop8h 20m

C$ 451

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 10/7

11:59 p.m.-9:00 p.m.

2 stops18h 01m

Newark

Mon 14/7

9:00 p.m.-4:25 p.m.

2 stops22h 25m

C$ 507

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 10/9

12:40 a.m.-10:57 a.m.

1 stop7h 17m

C$ 190

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 31/7

7:00 a.m.-5:21 p.m.

1 stop7h 21m

C$ 196

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 10/7

12:20 a.m.-10:28 a.m.

1 stop7h 08m

C$ 197

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 14 results
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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 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 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 round-trip flight from Seattle to Newark. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Newark Airport, you should look to book at least 75 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 Seattle to Newark Airport?

Currently, February is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of C$ 246). Flying from Seattle to Newark Airport in November is currently the most expensive (average of C$ 292). 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 12 June 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Newark Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight at noon.

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 12 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 mm 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 12 June 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Seattle to New York 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
10,000 reviews
Check prices

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

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

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

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

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

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

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

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

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

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

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

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?

    For a flight from Seattle to Newark, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 18.4 km from the centre of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 12 outbound flights to Newark per day. 2 airlines have flights to Newark from Seattle/Tacoma Intl on a regular basis.

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

    Flights from Seattle/Tacoma Intl to Newark have been viewed 400 times in the past calendar month.

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

    Our cheapest airline available from Seattle to Newark Airport is Alaska Airlines. Our recent data shows that you can find tickets from as low as C$ 375 on this airline. Additional options worth looking into are Hawaiian Airlines and United Airlines, starting at C$ 380 and C$ 386 round-trip. These flights start at 37% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as C$ 190. However, be on the lookout for offers from Hawaiian Airlines 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?

    On average you can expect to pay C$ 566 for a flight from Seattle to Newark Airport. The cheapest flight overall is C$ 133 while the most popular route, (Seattle/Tacoma Intl - Newark) is currently priced at C$ 447.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of C$ 246). Flying from Seattle to Newark Airport in November is currently the most expensive (average of C$ 292). 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
Secaucus
Queens
Carlstadt
Carteret
Rahway
Bridgewater
Saddle Brook
Hoboken
Parsippany
Springfield
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Englewood
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Elizabeth
Pleasantville
Stratford
Roslyn

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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.
Seattle to John F Kennedy Intl flights
Seattle to LaGuardia flights
Portland to Newark flights
Bellingham to Newark flights

Top 2 airlines flying from Seattle to Newark

Discover the top 2 airlines that operate flights from Seattle to Newark. 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 322AverageC$ 471FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 471AverageC$ 585FlexibilityNo cancel feeOn-time69%
Search United 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 Seattle to Newark?

Deals for Seattle to Newark 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 Seattle to Newark?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Newark 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 Seattle to Newark with no change fees?

Certainly. Search results for flights to Newark from Seattle 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 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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