Cheap flights from Newark Airport to Seattle from C$ 255
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
4 Nov — 11 Nov1
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 January or February, booked 86 days in advance, depart on a Wednesday or Tuesday and return on a Sunday
Cheap flight deals from Newark to Seattle
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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 5 October 2026.
Wed 18/117:06 a.m. -
1 stop10h 06m
Wed 18/113:41 p.m. -
Nonstop5h 18m
Deal found 4/10C$ 487
Sat 17/107:25 p.m. -
Nonstop6h 11m
Wed 18/118:30 a.m. -
1 stop8h 30m
Deal found 30/9C$ 489
Wed 28/107:55 a.m. -
Nonstop6h 21m
Wed 28/1010:56 p.m. -
1 stop8h 11m
Deal found 30/9C$ 494
Sat 31/1012:59 p.m. -
1 stop8h 36m
Sat 31/1010:35 p.m. -
1 stop8h 48m
Deal found 2/10C$ 500
Sat 17/103:18 p.m. -
1 stop11h 34m
Sat 24/101:40 p.m. -
1 stop8h 18m
Deal found 2/10C$ 506
Thu 29/107:55 a.m. -
Nonstop6h 21m
Wed 4/116:30 a.m. -
Nonstop5h 12m
Deal found 1/10C$ 516
Fri 6/116:17 p.m. -
Nonstop6h 22m
Tue 10/118:30 a.m. -
1 stop8h 30m
Deal found 30/9C$ 517
Tue 24/116:25 p.m. -
Nonstop6h 24m
Sat 5/1211:25 p.m. -
Nonstop5h 01m
Deal found 30/9C$ 519
Wed 4/117:55 a.m. -
Nonstop6h 21m
Sun 8/1110:56 p.m. -
1 stop7h 11m
Deal found 30/9C$ 523
Thu 22/103:18 p.m. -
Nonstop6h 01m
Sat 31/108:30 a.m. -
1 stop8h 31m
Deal found 30/9C$ 524
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 5 October 2026.
Sat 31/107:55 a.m. -
Nonstop6h 21m
Tue 3/118:30 a.m. -
1 stop8h 30m
Deal found 1/10C$ 489
Sat 6/25:00 p.m. -
1 stop8h 05m
Tue 9/211:50 a.m. -
1 stop8h 49m
Deal found 1/10C$ 507
Fri 6/119:30 a.m. -
Nonstop6h 17m
Wed 11/119:18 p.m. -
Nonstop5h 22m
Deal found 1/10C$ 509
Sat 6/25:30 p.m. -
1 stop7h 58m
Tue 9/29:05 a.m. -
Nonstop5h 14m
Deal found 1/10C$ 521
Wed 10/29:00 a.m. -
Nonstop6h 17m
Fri 26/29:50 a.m. -
1 stop17h 45m
Deal found 3/10C$ 523
Tue 27/107:03 a.m. -
Nonstop6h 12m
Fri 30/108:40 a.m. -
1 stop11h 45m
Deal found 4/10C$ 530
Fri 6/117:00 a.m. -
Nonstop6h 16m
Sun 8/119:18 p.m. -
Nonstop5h 22m
Deal found 2/10C$ 537
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 5 October 2026.
Wed 16/127:00 a.m. -
Nonstop6h 26m
Tue 5/110:40 p.m. -
Nonstop5h 13m
Deal found 1/10C$ 494
Wed 28/107:03 a.m. -
Nonstop6h 12m
Fri 27/116:10 a.m. -
Nonstop5h 19m
Deal found 30/9C$ 509
Thu 29/107:03 a.m. -
Nonstop6h 12m
Wed 2/1210:40 p.m. -
Nonstop5h 08m
Deal found 30/9C$ 516
Tue 24/116:25 p.m. -
Nonstop6h 24m
Sat 5/1211:25 p.m. -
Nonstop5h 01m
Deal found 30/9C$ 519
Wed 16/129:00 a.m. -
Nonstop6h 29m
Fri 8/110:40 p.m. -
Nonstop5h 13m
Deal found 1/10C$ 523
Tue 5/17:45 a.m. -
Nonstop6h 21m
Thu 7/110:50 p.m. -
Nonstop5h 11m
Deal found 4/10C$ 527
Wed 16/127:00 a.m. -
Nonstop6h 26m
Mon 4/13:40 p.m. -
Nonstop5h 19m
Deal found 1/10C$ 533
Fri 6/119:30 a.m. -
Nonstop6h 17m
Sun 8/113:41 p.m. -
Nonstop5h 18m
Deal found 30/9C$ 537
Thu 29/106:17 p.m. -
Nonstop6h 22m
Mon 2/1111:15 p.m. -
Nonstop5h 06m
Deal found 30/9C$ 544
Fri 15/19:00 a.m. -
Nonstop6h 17m
Mon 25/19:05 a.m. -
Nonstop5h 14m
Deal found 2/10C$ 547
Sat 17/103:18 p.m. -
Nonstop6h 01m
Sun 18/107:00 a.m. -
Nonstop5h 22m
Deal found 3/10C$ 549
Mon 19/106:44 p.m. -
Nonstop6h 11m
Wed 21/1010:48 p.m. -
Nonstop5h 12m
Deal found 1/10C$ 550
Last-minute flights from Newark to Seattle
Discover last-minute flight deals from Newark to Seattle. Data last updated 5 October 2026 and is based on user searches.
Sat 17/107:25 p.m. -
Nonstop6h 11m
Wed 18/118:30 a.m. -
1 stop8h 30m
Deal found 30/9C$ 489
Sat 17/103:18 p.m. -
1 stop11h 34m
Sat 24/101:40 p.m. -
1 stop8h 18m
Deal found 2/10C$ 506
Thu 22/103:18 p.m. -
Nonstop6h 01m
Sat 31/108:30 a.m. -
1 stop8h 31m
Deal found 30/9C$ 524
Wed 28/107:55 a.m. -
Nonstop6h 21m
Wed 28/1010:56 p.m. -
1 stop8h 11m
Deal found 30/9C$ 494
Thu 29/107:55 a.m. -
Nonstop6h 21m
Wed 4/116:30 a.m. -
Nonstop5h 12m
Deal found 1/10C$ 516
Sat 31/1012:59 p.m. -
1 stop8h 36m
Sat 31/1010:35 p.m. -
1 stop8h 48m
Deal found 2/10C$ 500
Wed 4/117:55 a.m. -
Nonstop6h 21m
Sun 8/1110:56 p.m. -
1 stop7h 11m
Deal found 30/9C$ 523
Fri 6/116:17 p.m. -
Nonstop6h 22m
Tue 10/118:30 a.m. -
1 stop8h 30m
Deal found 30/9C$ 517
Wed 18/117:06 a.m. -
1 stop10h 06m
Wed 18/113:41 p.m. -
Nonstop5h 18m
Deal found 4/10C$ 487
Tue 24/116:25 p.m. -
Nonstop6h 24m
Sat 5/1211:25 p.m. -
Nonstop5h 01m
Deal found 30/9C$ 519
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 5 October 2026.
Sat 24/1011:55 a.m. -
1 stop8h 42m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/10C$ 255
Tue 5/16:15 p.m. -
Nonstop6h 25m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/10C$ 259
Sun 8/117:00 a.m. -
Nonstop6h 16m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/10C$ 269
Thu 15/106:50 p.m. -
Nonstop6h 11m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 276
Tue 24/116:25 p.m. -
Nonstop6h 24m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 279
Mon 16/112:20 p.m. -
1 stop9h 00m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/10C$ 282
Fri 13/115:45 p.m. -
1 stop9h 14m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/10C$ 284
Mon 19/104:29 p.m. -
1 stop10h 23m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 4/10C$ 289
Thu 22/109:59 a.m. -
1 stop8h 52m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 291
Thu 1/47:00 a.m. -
1 stop11h 00m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/10C$ 293
Mon 23/116:00 a.m. -
1 stop9h 29m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 30/9C$ 298
Thu 3/127:02 p.m. -
Nonstop6h 25m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/10C$ 299
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 5 October 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 7,457,451 searches. Data last updated 5 October 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 Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Sat 31/10
12:12 p.m.-7:03 p.m.
1 stop9h 51m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 255
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Thu 29/10
7:55 a.m.-11:16 a.m.
Nonstop6h 21m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 276
Quickest round-trip
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Sun 28/3
8:00 a.m.-10:59 a.m.
Nonstop5h 59m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 279
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Mon 19/10
4:29 p.m.-11:52 p.m.
1 stop10h 23m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 291
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Thu 22/10
1:21 p.m.-7:04 p.m.
1 stop8h 43m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 291
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Mon 14/12
9:00 a.m.-12:29 p.m.
Nonstop6h 29m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 312
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Sat 7/11
9:00 a.m.-8:47 p.m.
2 stops14h 47m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 341
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Sat 14/11
6:00 a.m.-7:17 p.m.
2 stops16h 17m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 341
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Wed 14/10
10:22 a.m.-8:37 p.m.
2 stops13h 15m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 355
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Mon 7/12
7:02 p.m.-10:27 p.m.
Nonstop6h 25m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 355
Flights are sorted by cheapest round-trip flights first.
Deals found on 4/10
Showing 1-10 of 18 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 85 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, January is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of C$ 440). Flying from Newark Airport to Seattle in August is currently the most expensive (average of C$ 814). 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 5 October 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?
Airfare is typical for this route at the moment.
Newark Airport to Seattle flights typically cost between C$ 409 and C$ 637 in November.The cheapest round-trip price found within the last 5 days was C$ 487 on Alaska Airlines (18 Nov-18 Nov).
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 5 October 2026.
The most flights from EWR to SEA are scheduled on a Saturday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (4 on average).
How often are flights from Newark to Seattle delayed?
About 18% of weekly flights between Newark and Seattle have experienced delays in the past year, with the average delay time being 168 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?
Saturday 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, Alaska Airlines has had the lowest number of delays on this route, with just 18% 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 5 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 17m. Fly via United Airlines, Delta, or Alaska Airlines to get the fastest option. The distance from Newark Airport to Seattle is about 3851 km. Both multi-stop and direct flights can be found to your destination and back.
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: American Airlines (79%), Japan Airlines (79%), Asiana Airlines( 72%).
Can I find deals for flights from Newark to Seattle that include hotel bookings?
Yes. In addition to deals on Newark to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Newark to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark 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, January is the cheapest month in which you can book a flight from Newark Airport to Seattle (average of C$ 440). Flying from Newark Airport to Seattle in August is currently the most expensive (average of C$ 814). 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 5 October 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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