Cheap flights from Newark Airport to Seattle from C$ 254
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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
16 Jul — 23 Jul1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Newark to Seattle/Tacoma Intl are usually found in October or January, booked 52 days in advance, depart on a Tuesday or Wednesday and return on a Sunday
Cheap flight deals from Newark to Seattle
Enter your travel dates to find the best prices.
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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 16 June 2026.
Fri 11/91:22 p.m.
EWR
-
SEA
1 stop10h 53m
United Airlines
Tue 22/97:30 a.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 11/6C$ 471
Wed 9/910:25 a.m.
EWR
-
SEA
1 stop8h 42m
United Airlines
Mon 14/911:00 p.m.
SEA
-
EWR
1 stop7h 08m
United Airlines
Deal found 12/6C$ 472
Sat 26/95:50 p.m.
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Sat 26/910:01 p.m.
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 11/6C$ 474
Fri 11/97:20 a.m.
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Sat 19/910:01 p.m.
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 11/6C$ 478
Mon 7/97:25 a.m.
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Thu 17/910:04 a.m.
SEA
-
EWR
1 stop10h 25m
Alaska Airlines
Deal found 12/6C$ 479
Sat 29/88:33 p.m.
EWR
-
SEA
Nonstop6h 11m
United Airlines
Sun 6/910:58 p.m.
SEA
-
EWR
Nonstop5h 12m
United Airlines
Deal found 11/6C$ 482
Tue 25/87:15 a.m.
EWR
-
SEA
1 stop8h 44m
Delta
Fri 28/86:09 p.m.
SEA
-
EWR
1 stop8h 51m
Delta
Deal found 10/6C$ 485
Fri 18/95:59 p.m.
EWR
-
SEA
1 stop9h 00m
Delta
Mon 28/911:59 p.m.
SEA
-
EWR
1 stop7h 58m
Delta
Deal found 12/6C$ 486
Tue 28/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Wed 5/811:00 p.m.
SEA
-
EWR
Nonstop5h 18m
United Airlines
Deal found 10/6C$ 488
Thu 3/96:55 a.m.
EWR
-
SEA
1 stop8h 55m
Alaska Airlines
Fri 11/97:08 a.m.
SEA
-
EWR
1 stop13h 21m
Alaska Airlines
Deal found 14/6C$ 493
Mon 31/83:11 p.m.
EWR
-
SEA
1 stop8h 07m
United Airlines
Wed 9/92:34 p.m.
SEA
-
EWR
1 stop7h 25m
United Airlines
Deal found 11/6C$ 496
Sat 12/95:02 p.m.
EWR
-
SEA
1 stop19h 18m
Alaska Airlines
Sat 19/96:21 p.m.
SEA
-
EWR
1 stop19h 29m
Alaska Airlines
Deal found 12/6C$ 499
Best flights from Newark to Seattle
Discover carefully curated flight deals from Newark to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 16 June 2026.
Sat 26/99:00 a.m.
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Wed 30/912:30 p.m.
SEA
-
EWR
1 stop7h 59m
Alaska Airlines
Deal found 12/6C$ 471
Fri 18/98:25 p.m.
EWR
-
SEA
Nonstop6h 11m
United Airlines
Tue 22/95:00 a.m.
SEA
-
EWR
1 stop9h 37m
United Airlines
Deal found 11/6C$ 485
Thu 3/95:50 p.m.
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Fri 11/97:08 a.m.
SEA
-
EWR
1 stop13h 21m
Alaska Airlines
Deal found 12/6C$ 521
Wed 19/88:33 p.m.
EWR
-
SEA
Nonstop6h 11m
United Airlines
Sun 30/811:04 p.m.
SEA
-
EWR
1 stop7h 55m
United Airlines
Deal found 11/6C$ 646
Fri 4/96:55 a.m.
EWR
-
SEA
1 stop8h 55m
Alaska Airlines
Sat 5/910:01 p.m.
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 12/6C$ 590
Sun 12/77:25 a.m.
EWR
-
SEA
Nonstop6h 10m
Alaska Airlines
Tue 14/710:40 p.m.
SEA
-
EWR
Nonstop5h 19m
Alaska Airlines
Deal found 14/6C$ 597
Mon 20/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Tue 21/711:00 p.m.
SEA
-
EWR
Nonstop5h 18m
United Airlines
Deal found 14/6C$ 679
Sat 11/75:36 p.m.
EWR
-
SEA
Nonstop6h 22m
Alaska Airlines
Tue 14/77:05 a.m.
SEA
-
EWR
Nonstop5h 26m
Alaska Airlines
Deal found 14/6C$ 597
Mon 20/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Thu 23/73:23 p.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 14/6C$ 686
Fri 10/75:36 p.m.
EWR
-
SEA
Nonstop6h 22m
Alaska Airlines
Tue 14/77:05 a.m.
SEA
-
EWR
Nonstop5h 26m
Alaska Airlines
Deal found 14/6C$ 674
Direct flights from Newark to Seattle
Explore direct flight options from Newark to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 June 2026.
Wed 2/97:25 a.m.
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Sat 12/910:01 p.m.
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 12/6C$ 471
Sat 26/95:50 p.m.
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Sat 26/910:01 p.m.
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 11/6C$ 474
Fri 11/97:20 a.m.
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Sat 19/910:01 p.m.
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 11/6C$ 478
Sat 5/97:59 a.m.
EWR
-
SEA
Nonstop6h 04m
United Airlines
Mon 14/910:58 p.m.
SEA
-
EWR
Nonstop5h 12m
United Airlines
Deal found 11/6C$ 479
Sat 29/88:33 p.m.
EWR
-
SEA
Nonstop6h 11m
United Airlines
Fri 11/93:34 p.m.
SEA
-
EWR
Nonstop5h 25m
United Airlines
Deal found 11/6C$ 482
Thu 10/98:25 p.m.
EWR
-
SEA
Nonstop6h 11m
United Airlines
Sun 20/910:58 p.m.
SEA
-
EWR
Nonstop5h 12m
United Airlines
Deal found 12/6C$ 485
Tue 28/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Wed 5/811:00 p.m.
SEA
-
EWR
Nonstop5h 18m
United Airlines
Deal found 10/6C$ 488
Wed 22/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Wed 29/73:23 p.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 10/6C$ 500
Tue 8/97:20 a.m.
EWR
-
SEA
Nonstop6h 02m
Alaska Airlines
Wed 9/99:55 a.m.
SEA
-
EWR
Nonstop5h 34m
Alaska Airlines
Deal found 14/6C$ 507
Sat 14/1110:00 a.m.
EWR
-
SEA
Nonstop5h 59m
United Airlines
Fri 27/116:50 a.m.
SEA
-
EWR
Nonstop5h 14m
United Airlines
Deal found 14/6C$ 512
Wed 18/115:05 p.m.
EWR
-
SEA
Nonstop6h 18m
Alaska Airlines
Sun 22/119:40 p.m.
SEA
-
EWR
Nonstop5h 24m
Alaska Airlines
Deal found 13/6C$ 513
Sat 1/88:30 p.m.
EWR
-
SEA
Nonstop6h 18m
United Airlines
Sat 8/811:00 p.m.
SEA
-
EWR
Nonstop5h 18m
United Airlines
Deal found 11/6C$ 519
Last-minute flights from Newark to Seattle
Discover last-minute flight deals from Newark to Seattle. Data last updated 16 June 2026 and is based on user searches.
Fri 3/712:05 p.m.
EWR
-
SEA
1 stop11h 44m
Delta
Tue 1/911:10 p.m.
SEA
-
EWR
1 stop6h 33m
Delta
Deal found 10/6C$ 485
Sat 4/75:55 p.m.
EWR
-
SEA
1 stop9h 04m
Delta
Mon 13/711:59 p.m.
SEA
-
EWR
1 stop7h 50m
Delta
Deal found 10/6C$ 499
Wed 8/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Tue 14/73:23 p.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 12/6C$ 507
Wed 8/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Wed 15/72:33 p.m.
SEA
-
EWR
1 stop7h 31m
United Airlines
Deal found 11/6C$ 514
Wed 8/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Tue 21/73:23 p.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 13/6C$ 527
Sat 11/78:30 p.m.
EWR
-
SEA
Nonstop6h 18m
United Airlines
Wed 15/72:33 p.m.
SEA
-
EWR
1 stop7h 31m
United Airlines
Deal found 14/6C$ 521
Mon 13/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Tue 21/73:23 p.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 14/6C$ 531
Mon 20/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Fri 24/73:23 p.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 11/6C$ 533
Tue 21/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Tue 28/711:00 p.m.
SEA
-
EWR
Nonstop5h 18m
United Airlines
Deal found 12/6C$ 471
Wed 22/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Wed 29/73:23 p.m.
SEA
-
EWR
Nonstop5h 26m
United Airlines
Deal found 10/6C$ 500
Tue 28/78:30 p.m.
EWR
-
SEA
Nonstop6h 14m
United Airlines
Wed 5/811:00 p.m.
SEA
-
EWR
Nonstop5h 18m
United Airlines
Deal found 10/6C$ 488
One-way flights from Newark to Seattle
Search for one-way flight options from Newark to Seattle. Find affordable one-way fares based on user searches. Data last updated 16 June 2026.
Mon 24/84:55 p.m.
EWR
-
SEA
1 stop8h 48m
United Airlines
Deal found 11/6C$ 254
Mon 24/84:35 p.m.
EWR
-
SEA
1 stop10h 05m
Alaska Airlines
Deal found 12/6C$ 257
Sat 29/87:59 a.m.
EWR
-
SEA
2 stops15h 44m
United Airlines
Deal found 11/6C$ 261
Mon 17/86:40 p.m.
EWR
-
SEA
1 stop8h 14m
Delta
Deal found 12/6C$ 264
Fri 4/96:55 a.m.
EWR
-
SEA
1 stop8h 55m
Alaska Airlines
Deal found 13/6C$ 270
Tue 18/86:30 a.m.
EWR
-
SEA
1 stop9h 33m
Alaska Airlines
Deal found 14/6C$ 271
Sat 22/88:33 p.m.
EWR
-
SEA
Nonstop6h 11m
United Airlines
Deal found 13/6C$ 275
Wed 8/79:30 a.m.
EWR
-
SEA
Nonstop6h 13m
Alaska Airlines
Deal found 12/6C$ 278
Mon 31/88:33 p.m.
EWR
-
SEA
Nonstop6h 11m
United Airlines
Deal found 12/6C$ 287
Sun 13/96:00 a.m.
EWR
-
SEA
1 stop8h 44m
United Airlines
Deal found 15/6C$ 291
Tue 11/86:30 a.m.
EWR
-
SEA
1 stop9h 33m
Alaska Airlines
Deal found 11/6C$ 292
Find 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 16 June 2026.
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 16 June 2026.
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
Cheapest round-trip
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Sat 26/9
9:00 a.m.-12:07 p.m.
Nonstop6h 07m
Seattle/Tacoma Intl
Wed 30/9
12:30 p.m.-11:29 p.m.
1 stop7h 59m
C$ 471
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Fri 18/9
8:25 p.m.-11:36 p.m.
Nonstop6h 11m
Seattle/Tacoma Intl
Tue 22/9
5:00 a.m.-5:37 p.m.
1 stop9h 37m
C$ 485
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Thu 3/9
5:50 p.m.-8:57 p.m.
Nonstop6h 07m
Seattle/Tacoma Intl
Fri 11/9
7:08 a.m.-11:29 p.m.
1 stop13h 21m
C$ 521
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Fri 4/9
6:55 a.m.-12:50 p.m.
1 stop8h 55m
Seattle/Tacoma Intl
Sat 5/9
10:01 p.m.-6:30 a.m.
Nonstop5h 29m
C$ 590
Quickest round-trip
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Sun 12/7
7:25 a.m.-10:35 a.m.
Nonstop6h 10m
Seattle/Tacoma Intl
Tue 14/7
10:40 p.m.-6:59 a.m.
Nonstop5h 19m
C$ 597
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Sat 11/7
5:36 p.m.-8:58 p.m.
Nonstop6h 22m
Seattle/Tacoma Intl
Tue 14/7
7:05 a.m.-3:31 p.m.
Nonstop5h 26m
C$ 597
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Wed 19/8
8:33 p.m.-11:44 p.m.
Nonstop6h 11m
Seattle/Tacoma Intl
Sun 30/8
11:04 p.m.-9:59 a.m.
1 stop7h 55m
C$ 646
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Fri 10/7
5:36 p.m.-8:58 p.m.
Nonstop6h 22m
Seattle/Tacoma Intl
Tue 14/7
7:05 a.m.-3:31 p.m.
Nonstop5h 26m
C$ 674
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Mon 20/7
8:30 p.m.-11:44 p.m.
Nonstop6h 14m
Seattle/Tacoma Intl
Tue 21/7
11:00 p.m.-7:18 a.m.
Nonstop5h 18m
C$ 679
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Mon 20/7
8:30 p.m.-11:44 p.m.
Nonstop6h 14m
Seattle/Tacoma Intl
Thu 23/7
3:23 p.m.-11:49 p.m.
Nonstop5h 26m
C$ 686
Flights are sorted by cheapest round-trip flights first.
Deals found on 12/6
Showing 1-10 of 20 resultsSorted by cheapest first
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.
EWR-SEA
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
Prices
Airlines
Delays
How far ahead should I book a flight from Newark Airport to Seattle?
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 51 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, October is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of C$ 397). Flying from Newark Airport to Seattle in July is currently the most expensive (average of C$ 697). 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 16 June 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to Seattle as you normally would.
How much does it cost to fly round-trip from Newark Airport to Seattle?
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 16 June 2026.
The most flights from EWR to SEA are scheduled on a Monday (12 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (6 on average).
How often are flights from Newark to Seattle delayed?
About 19% of weekly flights between Newark and Seattle have experienced delays in the past year, with the average delay time being 187 minutes.
What is the most punctual flight time for Newark to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Newark to Seattle flights?
Over the past year, United Airlines has had the lowest number of delays on this route, with just 16% of flights being delayed.
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. 0 airlines 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 9 inbound flights from Newark per day.
How long is the flight from Newark Airport to Seattle?
There are many flights that can get you from Newark Airport to Seattle in 6h 07m. Fly via Alaska Airlines or United Airlines to get the fastest option. The distance from Newark Airport to Seattle is about 3851 km. Generally, flights for this route are direct.
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: Alaska Airlines (94%), Korean Air (93%), American Airlines( 90%).
What are the cheapest flights from Newark Airport to Seattle?
Looking at all options, your cheapest flight can be booked for C$ 321. While the most popular route (Newark - Seattle/Tacoma Intl) can be booked for C$ 572 on average, our data indicates C$ 439 when flying from Newark Airport 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, October is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of C$ 397). Flying from Newark Airport to Seattle in July is currently the most expensive (average of C$ 697). 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.
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 16 June 2026.
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.
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