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Cheap flights from Newark Airport to Seattle from C$ 140

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 2/9. 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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Find the cheapest flights from Newark Airport to Seattle

Cheap round-trip flights

Alaska Airlines Logo
5:30 p.m. - 8:35 p.m.EWR-SEA
6h 05mdirect
Alaska Airlines Logo
9:33 p.m. - 5:59 a.m.SEA-EWR
5h 26mdirect
C$ 278Alaska Airlines
Find Deal
sáb., 30 ago. - jue., 4 sep.
Alaska Airlines Logo
7:29 p.m. - 10:32 p.m.EWR-SEA
6h 03mdirect
Alaska Airlines Logo
9:35 p.m. - 5:59 a.m.SEA-EWR
5h 24mdirect
C$ 303Alaska Airlines
Find Deal
mié., 27 ago. - sáb., 30 ago.
Alaska Airlines Logo
7:19 a.m. - 10:18 a.m.EWR-SEA
5h 59mdirect
Alaska Airlines Logo
9:55 a.m. - 6:29 p.m.SEA-EWR
5h 34mdirect
C$ 304Alaska Airlines
Find Deal
dom., 31 ago. - jue., 4 sep.
Alaska Airlines Logo
7:19 a.m. - 10:18 a.m.EWR-SEA
5h 59mdirect
Alaska Airlines Logo
9:35 p.m. - 5:59 a.m.SEA-EWR
5h 24mdirect
C$ 310Alaska Airlines
Find Deal
lun., 25 ago. - sáb., 30 ago.
Hawaiian Airlines Logo
7:19 a.m. - 10:20 a.m.EWR-SEA
6h 01mdirect
Hawaiian Airlines Logo
5:59 p.m. - 5:59 a.m.SEA-EWR
9h 00m1 stop
C$ 317Hawaiian Airlines
Find Deal
jue., 4 sep. - mar., 9 sep.
United Airlines Logo
7:45 a.m. - 10:45 a.m.EWR-SEA
6h 00mdirect
United Airlines Logo
6:30 a.m. - 2:52 p.m.SEA-EWR
5h 22mdirect
C$ 328United Airlines
Find Deal
mié., 10 sep. - mié., 17 sep.
United Airlines Logo
3:32 p.m. - 6:31 p.m.EWR-SEA
5h 59mdirect
United Airlines Logo
6:20 a.m. - 2:36 p.m.SEA-EWR
5h 16mdirect
C$ 329United Airlines
Find Deal
sáb., 25 oct. - vie., 31 oct.
Hawaiian Airlines Logo
7:19 a.m. - 10:20 a.m.EWR-SEA
6h 01mdirect
Hawaiian Airlines Logo
8:19 a.m. - 4:48 p.m.SEA-EWR
5h 29mdirect
C$ 342Hawaiian Airlines
Find Deal
jue., 25 sep. - mar., 30 sep.
Delta Logo
7:00 a.m. - 2:43 p.m.EWR-SEA
10h 43m1 stop
Delta Logo
11:11 p.m. - 8:46 a.m.SEA-EWR
6h 35m1 stop
C$ 356Delta
Find Deal
mié., 10 sep. - mar., 16 sep.
Delta Logo
6:15 a.m. - 10:45 a.m.EWR-SEA
7h 30m1 stop
Delta Logo
6:10 a.m. - 5:57 p.m.SEA-EWR
8h 47m1 stop
C$ 399Delta
Find Deal
mar., 26 ago. - sáb., 6 sep.

Delta flights from Newark Airport to Seattle

Our best Delta deals on Newark Airport to Seattle flight tickets
Delta
10 Sep
EWR7:00 a.m.Newark
10h 43m
1 stop
SEA2:43 p.m.Seattle/Tacoma Intl
16 Sep
SEA11:11 p.m.Seattle/Tacoma Intl
6h 35m
1 stop
EWR8:46 a.m.Newark
C$ 356
Find similar
Delta
26 Aug
EWR6:15 a.m.Newark
7h 30m
1 stop
SEA10:45 a.m.Seattle/Tacoma Intl
6 Sep
SEA6:10 a.m.Seattle/Tacoma Intl
8h 47m
1 stop
EWR5:57 p.m.Newark
C$ 399
Find similar
Delta
22 Aug
EWR6:55 p.m.Newark
8h 11m
1 stop
SEA12:06 a.m.Seattle/Tacoma Intl
12 Sep
SEA7:30 p.m.Seattle/Tacoma Intl
7h 35m
1 stop
EWR6:05 a.m.Newark
C$ 404
Find similar

United Airlines flights from Newark Airport to Seattle

Our best United Airlines deals on Newark Airport to Seattle flight tickets
United Airlines
10 Sep
EWR7:45 a.m.Newark
6h 00m
SEA10:45 a.m.Seattle/Tacoma Intl
17 Sep
SEA6:30 a.m.Seattle/Tacoma Intl
5h 22m
EWR2:52 p.m.Newark
C$ 328
Find similar
United Airlines
25 Oct
EWR3:32 p.m.Newark
5h 59m
SEA6:31 p.m.Seattle/Tacoma Intl
31 Oct
SEA6:20 a.m.Seattle/Tacoma Intl
5h 16m
EWR2:36 p.m.Newark
C$ 329
Find similar
United Airlines
6 Sep
EWR6:55 p.m.Newark
6h 11m
SEA10:06 p.m.Seattle/Tacoma Intl
13 Sep
SEA11:10 p.m.Seattle/Tacoma Intl
5h 16m
EWR7:26 a.m.Newark
C$ 364
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Newark Airport 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, momondo users made 96,600 searches. Data last updated 31 julio 2025.
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

NewarkSeattle

EWR - SEA

EWRSEA

Newark

sáb. 30/8

5:30 p.m.-8:35 p.m.

Nonstop6h 05m

Seattle/Tacoma Intl

jue. 4/9

9:33 p.m.-5:59 a.m.

Nonstop5h 26m

C$ 278

NewarkSeattle

EWR - SEA

EWRSEA

Newark

mié. 27/8

7:29 p.m.-10:32 p.m.

Nonstop6h 03m

Seattle/Tacoma Intl

sáb. 30/8

9:35 p.m.-5:59 a.m.

Nonstop5h 24m

C$ 303

NewarkSeattle

EWR - SEA

EWRSEA

Newark

dom. 31/8

7:19 a.m.-10:18 a.m.

Nonstop5h 59m

Seattle/Tacoma Intl

jue. 4/9

9:55 a.m.-6:29 p.m.

Nonstop5h 34m

C$ 304

NewarkSeattle

EWR - SEA

EWRSEA

Newark

lun. 25/8

7:19 a.m.-10:18 a.m.

Nonstop5h 59m

Seattle/Tacoma Intl

sáb. 30/8

9:35 p.m.-5:59 a.m.

Nonstop5h 24m

C$ 310

NewarkSeattle

EWR - SEA

EWRSEA

Newark

jue. 4/9

7:19 a.m.-10:20 a.m.

Nonstop6h 01m

Seattle/Tacoma Intl

mar. 9/9

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

1 stop9h 00m

C$ 317

NewarkSeattle

EWR - SEA

EWRSEA

Newark

mié. 10/9

7:45 a.m.-10:45 a.m.

Nonstop6h 00m

Seattle/Tacoma Intl

mié. 17/9

6:30 a.m.-2:52 p.m.

Nonstop5h 22m

C$ 328

NewarkSeattle

EWR - SEA

EWRSEA

Newark

sáb. 25/10

3:32 p.m.-6:31 p.m.

Nonstop5h 59m

Seattle/Tacoma Intl

vie. 31/10

6:20 a.m.-2:36 p.m.

Nonstop5h 16m

C$ 329

NewarkSeattle

EWR - SEA

EWRSEA

Newark

jue. 25/9

7:19 a.m.-10:20 a.m.

Nonstop6h 01m

Seattle/Tacoma Intl

mar. 30/9

8:19 a.m.-4:48 p.m.

Nonstop5h 29m

C$ 342

NewarkSeattle

EWR - SEA

EWRSEA

Newark

mié. 10/9

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

1 stop10h 43m

Seattle/Tacoma Intl

mar. 16/9

11:11 p.m.-8:46 a.m.

1 stop6h 35m

C$ 356

NewarkSeattle

EWR - SEA

EWRSEA

Newark

mar. 26/8

6:15 a.m.-10:45 a.m.

1 stop7h 30m

Seattle/Tacoma Intl

sáb. 6/9

6:10 a.m.-5:57 p.m.

1 stop8h 47m

C$ 399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

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?

If you aren’t able to travel to Seattle during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 493.

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

Our data shows that Tuesday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 395. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around C$ 874. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

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

Our most recent data shows that the best time of day to fly to Seattle is in the afternoon. Flights from Newark Airport to Seattle during this time can be as low as C$ 731. Flights in the evening are often more expensive with an average ticket price of C$ 831.

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 C$ 600 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 C$ 513 on momondo.

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

There are 3 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.

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

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

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

As of July 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

C$ 140

Fastest flight time

5h 57m

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 C$ 140. The best round-trip flight deal from Newark Airport to Seattle found on momondo in the last 72 hours is C$ 278.
The fastest flight from Newark Airport to Seattle takes 5h 57m
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?

    Seattle/Tacoma Intl is 3851.5 km away from Newark. A reasonable flight in good conditions will take 5h 57m.

  • 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 are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Newark Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl 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 Newark Airport to Seattle?

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Marysville
Lynnwood
SeaTac
Tacoma
Olympia
Ellensburg
Kirkland
Redmond
Ocean Shores
Shoreline
Tukwila
Renton
Mukilteo
Gig Harbor
Cle Elum
Poulsbo
Puyallup
Centralia
Kent

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to Seattle . Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo provides multiple filters to help you find the best flight to Seattle from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Seattle from New York 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.

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