What is the most punctual flight time for Newark to Seattle flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

How often are flights from Newark to Seattle delayed?

Historically, on average around 16% of flights between Newark and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 213 minutes.

Which layover airport has the shortest travel time from Newark Airport to Seattle?

Flights connecting via Portland (PDX) have the shortest average one-way travel time: 7h 41m.

How many flights depart from Newark Airport to Seattle on average per day?

The number of flights available between Newark Airport and Seattle is 10 per day as of October 2025. The most frequent departure time is 7:00AM, with 40% of daily flights leaving at noon.

Which layover airport offers the lowest fares from Newark Airport to Seattle?

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $451.

How many flights depart from Newark Airport to Seattle on average per week?

As of October 2025, 76 flights take off from Newark Airport and land in Seattle each week. The most common flight departure day for this route is Wed, with 28% of weekly flights taking off on this day.

What airlines fly to Seattle?

United Airlines, Alaska Airlines and Hawaiian Airlines are the top three most popular airlines that fly to Seattle from Newark Airport according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Newark to Seattle flights?

According to our data, Sun Country Air have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

Which layover airport has the shortest connection time from Newark Airport to Seattle?

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 03m.

What is the cheapest airline that flies from Newark to Seattle/Tacoma Intl?

American Airlines, Frontier, and Alaska Airlines are the most popular carriers operating from Newark to Seattle/Tacoma Intl

Which airport is the most popular layover for flights between Newark Airport and Seattle?

Portland (PDX) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from Newark Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Newark Airport to Seattle/Tacoma Intl Airport were last updated today.

How many operators does momondo search for flights from Newark Airport to Seattle/Tacoma Intl Airport?

As of October 2025, there are 7 operators available to choose from for flights from Newark Airport to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from Newark Airport to Seattle/Tacoma Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Newark Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$99 Cheap Flights from Newark Airport to Seattle in 2025/26

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7:29 pm - 10:50 pmEWR-SEA

6h 21mnonstop

10:05 am - 6:29 pmSEA-EWR

5h 24mnonstop

$197Alaska Airlines

Find Deal

Wed, Nov 5 - Tue, Nov 18

7:29 pm - 10:50 pmEWR-SEA

6h 21mnonstop

10:05 am - 6:29 pmSEA-EWR

5h 24mnonstop

$202Alaska Airlines

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Thu, Nov 13 - Wed, Nov 19

9:15 am - 12:34 pmEWR-SEA

6h 19mnonstop

11:30 pm - 10:25 amSEA-EWR

7h 55m1 stop

$207United Airlines

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Wed, Nov 5 - Sun, Nov 9

7:29 pm - 10:50 pmEWR-SEA

6h 21mnonstop

9:34 pm - 5:59 amSEA-EWR

5h 25mnonstop

$208Hawaiian Airlines

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Thu, Nov 13 - Mon, Nov 17

7:00 am - 1:38 pmEWR-SEA

9h 38m1 stop

11:52 pm - 8:00 amSEA-EWR

5h 08mnonstop

$212United Airlines

Find Deal

Wed, Oct 29 - Sun, Nov 2

7:14 am - 10:40 amEWR-SEA

6h 26mnonstop

3:48 pm - 6:30 amSEA-EWR

11h 42m1 stop

$214Hawaiian Airlines

Find Deal

Tue, Dec 9 - Sat, Dec 13

6:00 am - 11:40 amEWR-SEA

8h 40m1 stop

10:07 pm - 9:30 amSEA-EWR

8h 23m1 stop

$232American Airlines

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Wed, Nov 5 - Sun, Nov 9

6:15 am - 12:53 pmEWR-SEA

9h 38m1 stop

10:07 pm - 9:30 amSEA-EWR

8h 23m1 stop

$233American Airlines

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Sun, Nov 9 - Tue, Nov 11

5:00 pm - 10:03 pmEWR-SEA

8h 03m1 stop

11:55 pm - 10:59 amSEA-EWR

8h 04m1 stop

$257Delta

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Tue, Nov 4 - Sat, Nov 15

6:51 am - 12:56 pmEWR-SEA

9h 05m1 stop

7:12 pm - 5:36 amSEA-EWR

7h 24m1 stop

$262Delta

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Thu, Nov 20 - Sun, Nov 23

Hawaiian Airlines flights from Newark Airport to Seattle

Our best Hawaiian Airlines deals on Newark Airport to Seattle flight tickets

Hawaiian Airlines

Nov 13

EWR7:29 pmNewark

6h 21m

SEA10:50 pmSeattle/Tacoma Intl

Nov 17

SEA9:34 pmSeattle/Tacoma Intl

5h 25m

EWR5:59 amNewark

$208

Find similar

Hawaiian Airlines

Dec 9

EWR7:14 amNewark

6h 26m

SEA10:40 amSeattle/Tacoma Intl

Dec 13

SEA3:48 pmSeattle/Tacoma Intl

11h 42m

1 stop

EWR6:30 amNewark

$214

Find similar

Hawaiian Airlines

Dec 9

EWR5:30 pmNewark

8h 15m

1 stop

SEA10:45 pmSeattle/Tacoma Intl

Dec 13

SEA3:48 pmSeattle/Tacoma Intl

11h 42m

1 stop

EWR6:30 amNewark

$218

Find similar

Alaska Airlines flights from Newark Airport to Seattle

Our best Alaska Airlines deals on Newark Airport to Seattle flight tickets

Alaska Airlines

Nov 5

EWR7:29 pmNewark

6h 21m

SEA10:50 pmSeattle/Tacoma Intl

Nov 18

SEA10:05 amSeattle/Tacoma Intl

5h 24m

EWR6:29 pmNewark

$197

Find similar

Alaska Airlines

Nov 13

EWR7:29 pmNewark

6h 21m

SEA10:50 pmSeattle/Tacoma Intl

Nov 19

SEA10:05 amSeattle/Tacoma Intl

5h 24m

EWR6:29 pmNewark

$202

Find similar

Alaska Airlines

Oct 30

EWR7:30 amNewark

6h 10m

SEA10:40 amSeattle/Tacoma Intl

Nov 4

SEA7:00 amSeattle/Tacoma Intl

5h 25m

EWR3:25 pmNewark

$204

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Depart

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Price

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 11/5

7:29 pm-10:50 pm

Nonstop6h 21m

Seattle/Tacoma Intl

Tue 11/18

10:05 am-6:29 pm

Nonstop5h 24m

$197

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 11/13

7:29 pm-10:50 pm

Nonstop6h 21m

Seattle/Tacoma Intl

Wed 11/19

10:05 am-6:29 pm

Nonstop5h 24m

$202

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 11/5

9:15 am-12:34 pm

Nonstop6h 19m

Seattle/Tacoma Intl

Sun 11/9

11:30 pm-10:25 am

1 stop7h 55m

$207

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 11/13

7:29 pm-10:50 pm

Nonstop6h 21m

Seattle/Tacoma Intl

Mon 11/17

9:34 pm-5:59 am

Nonstop5h 25m

$208

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 10/29

7:00 am-1:38 pm

1 stop9h 38m

Seattle/Tacoma Intl

Sun 11/2

11:52 pm-8:00 am

Nonstop5h 08m

$212

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 12/9

7:14 am-10:40 am

Nonstop6h 26m

Seattle/Tacoma Intl

Sat 12/13

3:48 pm-6:30 am

1 stop11h 42m

$214

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Wed 11/5

6:00 am-11:40 am

1 stop8h 40m

Seattle/Tacoma Intl

Sun 11/9

10:07 pm-9:30 am

1 stop8h 23m

$232

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Sun 11/9

6:15 am-12:53 pm

1 stop9h 38m

Seattle/Tacoma Intl

Tue 11/11

10:07 pm-9:30 am

1 stop8h 23m

$233

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Tue 11/4

5:00 pm-10:03 pm

1 stop8h 03m

Seattle/Tacoma Intl

Sat 11/15

11:55 pm-10:59 am

1 stop8h 04m

$257

NewarkSeattle

EWR - SEA

EWRSEA

Newark

Thu 11/20

6:51 am-12:56 pm

1 stop9h 05m

Seattle/Tacoma Intl

Sun 11/23

7:12 pm-5:36 am

1 stop7h 24m

$262

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How to get the cheapest flight ticket from Newark Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

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Other information

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Newark Airport to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $297. If you don’t want to visit Seattle in October, then you should wait until September to fly from Newark Airport, when ticket prices are also cheap, with an average price of $323.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Newark Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $475. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Newark Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $567.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Newark Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $398 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $568. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Newark to Seattle/Tacoma Intl flight route?

Fly from Newark to Seattle/Tacoma Intl for the best Newark - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $422 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Newark Airport for as low as $355 on momondo.

What cabin class options are available on Newark to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Newark to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Newark Airport to Seattle flight prices changed over time?

As of October 2025, prices for Newark Airport to Seattle flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Newark Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Newark Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Newark Airport to Seattle (EWR to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Newark Airport to Seattle

Best Price Found	$134
Fastest flight time	6h 02m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Newark Airport in the past 72 hours is $134. The best round-trip flight deal from Newark Airport to Seattle found on momondo in the last 72 hours is $246.

The fastest flight from Newark Airport to Seattle takes 6h 02m

Direct flights go from Newark Airport to Seattle every day.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

How far is Newark to Seattle/Tacoma Intl by plane?
The distance between Newark and Seattle/Tacoma Intl is about 2393.2 mi. 6h 10m is a normal flight duration for this route.
When did momondo last update prices for flights from Newark Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Newark Airport to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Newark Airport to Seattle/Tacoma Intl Airport?
As of October 2025, there are 7 operators available to choose from for flights from Newark Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Newark Airport to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Newark Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Newark Airport to Seattle?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Newark Airport to Seattle is Boeing 737 MAX 9 (28.95% of total bookings). The next most popular plane models are Boeing 737-900 Passenger/BBJ3 (winglets) (18.45%), Boeing 737 MAX 8 (13.17%), and Boeing 737 (9.10%).
What is the most popular airline from Newark Airport to Seattle?
momondo data reveals that the most frequently booked airline on the route from Newark Airport to Seattle is United Airlines, representing 49% of all bookings. The subsequent popular airlines are Alaska Airlines at 41%, Hawaiian Airlines at 6%, and Delta at 2%.

Best airlines flying from Newark Airport to Seattle

Compare and see reviews for airlines that fly from Newark Airport to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $141	Free Cancellation	Rating 6.3 8,096 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $158	Free Cancellation	Rating 7.8 2,781 reviews	Search Hawaiian Airlines flights
Sun Country Air	PriceFrom $175	Free Cancellation	Rating 6.9 335 reviews	Search Sun Country Air flights
United Airlines	PriceFrom $222	Free Cancellation	Rating 7.4 8,980 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $222	Free Cancellation	Rating 8.0 11,098 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $238	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights
Delta	PriceFrom $256	Free Cancellation	Rating 7.9 7,980 reviews	Search Delta flights

Alaska Airlines Flights From Newark Airport to Seattle
Alaska Airlines is one of the most popular airlines flying from Newark Airport to Seattle, operating 8 flights/week on average for this route. A good Alaska Airlines flight deal for Newark Airport to Seattle starts from $222 round-trip, up to an average price of $451. Our users have rated Alaska Airlines at 8.0/10.
Hawaiian Airlines Flights From Newark Airport to Seattle
Across 2,781 Hawaiian Airlines reviews on momondo, the average score is 7.8/10. Hawaiian Airlines flies from Newark Airport to Seattle about 18 times each week, with ticket deals ranging from $158 to $412. Price data is based on momondo searches in the last 72 hours.

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Why should I use momondo to find a flight deal from New York to Seattle?

It is quick and easy to find New York to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from New York to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from New York with this policy.

How can momondo help me find flights from New York to Seattle?

Once you have performed a search for New York to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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If you are not ready to book a flight from New York to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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Cheap flights from Newark Airport to Seattle from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Newark Airport to Seattle departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Newark Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

What is the cheapest Newark to Seattle/Tacoma Intl flight route?

Fly from Newark to Seattle/Tacoma Intl for the best Newark - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

What cabin class options are available on Newark to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Newark to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Newark Airport to Seattle flight prices changed over time?

As of October 2025, prices for Newark Airport to Seattle flights are approximately 11% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Newark to Seattle/Tacoma Intl?

American Airlines, Frontier, and Alaska Airlines are the most popular carriers operating from Newark to Seattle/Tacoma Intl

What airlines fly to Seattle?

How often are flights from Newark to Seattle delayed?

Historically, on average around 16% of flights between Newark and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 213 minutes.

What is the most punctual flight time for Newark to Seattle flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Newark to Seattle flights?

According to our data, Sun Country Air have had the least number of delays on this route over the last 12 months; with no flights being classified as delayed.

Which airport is the most popular layover for flights between Newark Airport and Seattle?

Portland (PDX) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Newark Airport to Seattle?

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $451.

Which layover airport has the shortest travel time from Newark Airport to Seattle?

Flights connecting via Portland (PDX) have the shortest average one-way travel time: 7h 41m.

Which layover airport has the shortest connection time from Newark Airport to Seattle?

Salt Lake City (SLC) has the shortest average layover time for this route: 1h 03m.

How many flights depart from Newark Airport to Seattle on average per day?

The number of flights available between Newark Airport and Seattle is 10 per day as of October 2025. The most frequent departure time is 7:00AM, with 40% of daily flights leaving at noon.

How many flights depart from Newark Airport to Seattle on average per week?

As of October 2025, 76 flights take off from Newark Airport and land in Seattle each week. The most common flight departure day for this route is Wed, with 28% of weekly flights taking off on this day.

When to book flights from Newark Airport to Seattle

Cheap Newark Airport to Seattle (EWR to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Newark Airport to Seattle

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

How far is Newark to Seattle/Tacoma Intl by plane?

When did momondo last update prices for flights from Newark Airport to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from Newark Airport to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from Newark Airport to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from Newark Airport to Seattle?

What is the most popular airline from Newark Airport to Seattle?

Best airlines flying from Newark Airport to Seattle

Compare and see reviews for airlines that fly from Newark Airport to Seattle with momondo

Alaska Airlines Flights From Newark Airport to Seattle

Hawaiian Airlines Flights From Newark Airport to Seattle

Traveling to a place near Seattle?

Why use momondo?

Why should I use momondo to find a flight deal from New York to Seattle?

Can I find flights from New York to Seattle with flexible booking policies on momondo?

How can momondo help me find flights from New York to Seattle?