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

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

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

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

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

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

How often are flights from Seattle to Newark delayed?

Historically, on average around 18% of flights between Seattle and Newark have experienced a delay on any given week. The average delay length over the past 12 months has been 177 minutes.

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

The number of flights available between Seattle and Newark Airport is 90 per week as of November 2025. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

Which airlines fly to Newark Airport?

Alaska Airlines, Hawaiian Airlines and United Airlines are the top three most popular airlines that fly to Newark Airport from Seattle according to our data. Alaska Airlines is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Newark Airport. Keep in mind that there are 3 different airlines that fly to Newark Airport on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between Seattle and Newark Airport is 12 per day as of November 2025. The most frequent departure time is 8:00a.m., with 74% of daily flights leaving at noon.

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

According to our data, Atlas Air has had the lowest number of delays on this route over the last 12 months, with no flights being classified as delayed.

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

Prices for flights from Seattle/Tacoma Intl Airport to Newark Airport refresh daily.

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

There are 3 operators available for flights from Seattle/Tacoma Intl Airport to Newark Airport as of November 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Newark Airport.

What documentation or ID do you need to fly to Newark Airport?

The necessary travel and health documents for your Newark Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 146 Cheap Flights from Seattle to Newark Airport in 2025/26

1 adult

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11:09 p.m. - 7:23 a.m.SEA-EWR

5h 14mdirect

7:50 p.m. - 11:15 p.m.EWR-SEA

6h 25mdirect

C$ 286United Airlines

Find Deal

jue., 25 dic. - vie., 30 ene.

7:00 a.m. - 3:14 p.m.SEA-EWR

5h 14mdirect

6:15 p.m. - 9:35 p.m.EWR-SEA

6h 20mdirect

C$ 293United Airlines

Find Deal

lun., 15 dic. - mié., 24 dic.

11:09 p.m. - 7:23 a.m.SEA-EWR

5h 14mdirect

2:20 p.m. - 10:43 p.m.EWR-SEA

11h 23m1 stop

C$ 300United Airlines

Find Deal

jue., 25 dic. - vie., 30 ene.

6:06 a.m. - 2:29 p.m.SEA-EWR

5h 23mdirect

5:30 p.m. - 8:51 p.m.EWR-SEA

6h 21mdirect

C$ 310Alaska Airlines

Find Deal

mar., 9 dic. - mar., 9 dic.

6:00 a.m. - 2:23 p.m.SEA-EWR

5h 23mdirect

7:50 a.m. - 4:36 p.m.EWR-SEA

11h 46m1 stop

C$ 319Hawaiian Airlines

Find Deal

jue., 4 dic. - lun., 8 dic.

10:00 a.m. - 6:26 p.m.SEA-EWR

5h 26mdirect

7:50 a.m. - 2:38 p.m.EWR-SEA

9h 48m1 stop

C$ 321Multiple Airlines

Find Deal

vie., 5 dic. - lun., 8 dic.

6:06 a.m. - 2:29 p.m.SEA-EWR

5h 23mdirect

3:29 p.m. - 12:12 a.m.EWR-SEA

11h 43m1 stop

C$ 324Alaska Airlines

Find Deal

mar., 9 dic. - mar., 9 dic.

10:09 a.m. - 6:24 p.m.SEA-EWR

5h 15mdirect

6:25 p.m. - 9:40 p.m.EWR-SEA

6h 15mdirect

C$ 336Hawaiian Airlines

Find Deal

mié., 11 feb. - lun., 16 feb.

6:00 a.m. - 4:53 p.m.SEA-EWR

7h 53m1 stop

4:00 p.m. - 12:16 a.m.EWR-SEA

11h 16m1 stop

C$ 357Delta

Find Deal

mar., 10 mar. - mié., 11 mar.

12:00 p.m. - 11:42 p.m.SEA-EWR

8h 42m1 stop

6:00 a.m. - 12:20 p.m.EWR-SEA

9h 20m1 stop

C$ 374Delta

Find Deal

jue., 8 ene. - mar., 13 ene.

United Airlines flights from Seattle to Newark Airport

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

United Airlines

25 Dec

SEA11:09 p.m.Seattle/Tacoma Intl

5h 14m

EWR7:23 a.m.Newark

30 Jan

EWR7:50 p.m.Newark

6h 25m

SEA11:15 p.m.Seattle/Tacoma Intl

C$ 286

Find similar

United Airlines

11 Nov

SEA6:15 a.m.Seattle/Tacoma Intl

5h 14m

EWR2:29 p.m.Newark

18 Nov

EWR9:15 a.m.Newark

6h 19m

SEA12:34 p.m.Seattle/Tacoma Intl

C$ 290

Find similar

United Airlines

15 Dec

SEA7:00 a.m.Seattle/Tacoma Intl

5h 14m

EWR3:14 p.m.Newark

24 Dec

EWR6:15 p.m.Newark

6h 20m

SEA9:35 p.m.Seattle/Tacoma Intl

C$ 293

Find similar

Alaska Airlines flights from Seattle to Newark Airport

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

Alaska Airlines

9 Dec

SEA6:06 a.m.Seattle/Tacoma Intl

5h 23m

EWR2:29 p.m.Newark

9 Dec

EWR5:30 p.m.Newark

6h 21m

SEA8:51 p.m.Seattle/Tacoma Intl

C$ 310

Find similar

Alaska Airlines

9 Dec

SEA6:06 a.m.Seattle/Tacoma Intl

5h 23m

EWR2:29 p.m.Newark

9 Dec

EWR3:29 p.m.Newark

11h 43m

1 stop

SEA12:12 a.m.Seattle/Tacoma Intl

C$ 324

Find similar

Alaska Airlines

5 Dec

SEA8:31 p.m.Seattle/Tacoma Intl

16h 15m

1 stop

EWR3:46 p.m.Newark

8 Dec

EWR7:59 p.m.Newark

6h 20m

SEA11:19 p.m.Seattle/Tacoma Intl

C$ 325

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

jue. 25/12

11:09 p.m.-7:23 a.m.

Nonstop5h 14m

Newark

vie. 30/1

7:50 p.m.-11:15 p.m.

Nonstop6h 25m

C$ 286

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

lun. 15/12

7:00 a.m.-3:14 p.m.

Nonstop5h 14m

Newark

mié. 24/12

6:15 p.m.-9:35 p.m.

Nonstop6h 20m

C$ 293

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

jue. 25/12

11:09 p.m.-7:23 a.m.

Nonstop5h 14m

Newark

vie. 30/1

2:20 p.m.-10:43 p.m.

1 stop11h 23m

C$ 300

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

mar. 9/12

6:06 a.m.-2:29 p.m.

Nonstop5h 23m

Newark

mar. 9/12

5:30 p.m.-8:51 p.m.

Nonstop6h 21m

C$ 310

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

jue. 4/12

6:00 a.m.-2:23 p.m.

Nonstop5h 23m

Newark

lun. 8/12

7:50 a.m.-4:36 p.m.

1 stop11h 46m

C$ 319

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

vie. 5/12

10:00 a.m.-6:26 p.m.

Nonstop5h 26m

Newark

lun. 8/12

7:50 a.m.-2:38 p.m.

1 stop9h 48m

C$ 321

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

mar. 9/12

6:06 a.m.-2:29 p.m.

Nonstop5h 23m

Newark

mar. 9/12

3:29 p.m.-12:12 a.m.

1 stop11h 43m

C$ 324

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

mié. 11/2

10:09 a.m.-6:24 p.m.

Nonstop5h 15m

Newark

lun. 16/2

6:25 p.m.-9:40 p.m.

Nonstop6h 15m

C$ 336

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

mar. 10/3

6:00 a.m.-4:53 p.m.

1 stop7h 53m

Newark

mié. 11/3

4:00 p.m.-12:16 a.m.

1 stop11h 16m

C$ 357

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

jue. 8/1

12:00 p.m.-11:42 p.m.

1 stop8h 42m

Newark

mar. 13/1

6:00 a.m.-12:20 p.m.

1 stop9h 20m

C$ 374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Other information

What is the cheapest month to fly to Newark Airport?

If you are unable to visit Newark Airport during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around C$ 475.

What is the cheapest day to depart on your flight to Newark Airport?

Our data shows that Friday is the least expensive day to fly to Newark Airport. Tickets to fly out on this day can be as low as C$ 383. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Newark Airport for around C$ 986.

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

The cheapest time of day to fly to Newark Airport is in the evening when flights can be purchased for as low as C$ 612. Flights to Newark Airport are more costly in the morning, with an average ticket price of C$ 899. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to Newark Airport?

You are more likely to see cheaper flights to Newark Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Newark Airport for around C$ 584 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Newark Airport from Seattle for as low as C$ 479 on momondo.

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

There are 2 cabin classes available to choose from on Seattle/Tacoma Intl to Newark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Newark Airport flights?

No. A direct flight is the cheapest option for a flight between Seattle to Newark Airport.

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

As of November 2025, prices for Seattle to Newark Airport flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Newark Airport

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

Estimated round-trip price

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

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

Best price found	C$ 218
Fastest flight time	5h 08m
Direct flights	Every day

The best one-way flight to Newark Airport from Seattle in the past 72 hours is C$ 218. The best round-trip flight deal from Seattle to Newark Airport found on momondo in the last 72 hours is C$ 668.

The fastest flight from Seattle to Newark Airport takes 5h 08m

Direct flights go from Seattle to Newark Airport every day.

Search flight deals

How far is Seattle/Tacoma Intl to Newark by plane?
The straight-line distance from Seattle/Tacoma Intl to Newark is 3851.5 km. By plane, this route typically takes 5h 08m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Newark Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Newark Airport refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Newark Airport?
There are 3 operators available for flights from Seattle/Tacoma Intl Airport to Newark Airport as of November 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Newark Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Newark Airport.
What documentation or ID do you need to fly to Newark Airport?
The necessary travel and health documents for your Newark Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Newark Airport?
Based on momondo bookings for flights between Seattle and Newark Airport, the leading plane model is Boeing 737 MAX 9, making up 32.86% of the total bookings. Other popular models include Boeing 737-900 Passenger/BBJ3 (winglets) with 16.37%, Airbus A321neo with 11.37%, and Boeing 737-900 with 9.48%.
What is the most popular airline from Seattle to Newark Airport?
Based on momondo bookings for flights between Seattle and Newark Airport, the leading airline is Alaska Airlines, making up 66% of the total bookings. Other popular airlines include Hawaiian Airlines with 17% and United Airlines with 17%.

Best airlines flying from Seattle to Newark Airport

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

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom C$ 305	Free Cancellation	Rating 8.0 11,235 reviews	Search Alaska Airlines flights
Hawaiian Airlines	PriceFrom C$ 353	Free Cancellation	Rating 7.8 2,799 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom C$ 482	Free Cancellation	Rating 7.4 8,996 reviews	Search United Airlines flights

Alaska Airlines Flights From Seattle to Newark Airport
Alaska Airlines flies from Seattle to Newark Airport around 20 times per week, with 11,235 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Seattle to Newark Airport in the last 72 hours was C$ 305 (round-trip), much lower than the average airfare cost of C$ 498 for Alaska Airlines flights on this route.
Hawaiian Airlines Flights From Seattle to Newark Airport
Hawaiian Airlines (7.8/10 from 2,799 reviews) operates around 21 flights from Seattle to Newark Airport in any given week. The average Hawaiian Airlines airfare for this route is around C$ 612, with deals from around C$ 353 rare but found on momondo. Referenced prices are for round-trip Seattle to Newark Airport flight searches in the last 72 hours.

Queens

Secaucus

Carlstadt

Rahway

North Bergen

Staten Island

Parsippany

Paramus

West Orange

Middletown

Goshen

Wayne

Weehawken

Clark

Bronx

South Plainfield

Monmouth Junction

Carteret

Tarrytown

Princeton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to New York for you.

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

All flight searches from Seattle to New York on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Seattle and New York by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to New York right now. Can momondo alert me if prices change?

Price alerts on flights to New York from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Newark Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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mié. 3/12

mié. 10/12

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Cheap flights from Seattle to New York from C$ 146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to New York departing on 8/11. 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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United Airlines flights from Seattle to Newark Airport

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

Alaska Airlines flights from Seattle to Newark Airport

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

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Use the filters below to find and compare flights from Seattle to Newark Airport that are best for you.

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

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 Newark Airport?

If you are unable to visit Newark Airport during the month of September, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around C$ 475.

What is the cheapest day to depart on your flight to Newark Airport?

Our data shows that Friday is the least expensive day to fly to Newark Airport. Tickets to fly out on this day can be as low as C$ 383. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Newark Airport for around C$ 986.

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

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

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

How far in advance should I book a flight to Newark Airport?

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

There are 2 cabin classes available to choose from on Seattle/Tacoma Intl to Newark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Newark Airport flights?

No. A direct flight is the cheapest option for a flight between Seattle to Newark Airport.

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

As of November 2025, prices for Seattle to Newark Airport flights are approximately 3% cheaper when compared to flights at the same time last year.

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

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

Which airlines fly to Newark Airport?

How often are flights from Seattle to Newark delayed?

Historically, on average around 18% of flights between Seattle and Newark have experienced a delay on any given week. The average delay length over the past 12 months has been 177 minutes.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon 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 that experiences the fewest 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 Seattle to Newark flights?

According to our data, Atlas Air has had the lowest number of delays on this route over the last 12 months, with no flights being classified as delayed.

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

The number of flights available between Seattle and Newark Airport is 12 per day as of November 2025. The most frequent departure time is 8:00a.m., with 74% of daily flights leaving at noon.

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

The number of flights available between Seattle and Newark Airport is 90 per week as of November 2025. The most frequent departure day is Mon, with 20% of weekly flights leaving on this day.

When to book flights from Seattle to Newark Airport

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

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

Best price found

Fastest flight time

Direct flights

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

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

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

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

What documentation or ID do you need to fly to Newark Airport?

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

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

Best airlines flying from Seattle to Newark Airport

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

Alaska Airlines Flights From Seattle to Newark Airport

Hawaiian Airlines Flights From Seattle to Newark Airport

Travelling to a place near New York?

Why use momondo?

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

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

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

I’m not ready to book a flight from Seattle to New York right now. Can momondo alert me if prices change?

An easier way to manage your Newark Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.