Cheap flights from Newark Airport to Seattle from £97
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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
19 Apr — 26 Apr1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Newark to Seattle/Tacoma Intl are usually found in October or January, booked 55 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Newark to Seattle
Enter your travel dates to find the best prices.
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One-way
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 20 March 2026.
Tue 14/409:00
EWR
-
SEA
Nonstop6h 14m
Alaska Airlines
Tue 14/414:50
SEA
-
EWR
Nonstop5h 21m
Alaska Airlines
Deal found 19/3£191
Tue 14/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Tue 21/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 16/3£193
Tue 14/407:20
EWR
-
SEA
Nonstop6h 09m
Alaska Airlines
Sat 18/408:13
SEA
-
EWR
Nonstop5h 25m
Alaska Airlines
Deal found 19/3£194
Wed 29/409:00
EWR
-
SEA
Nonstop6h 11m
Alaska Airlines
Sat 2/522:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 15/3£199
Tue 14/407:20
EWR
-
SEA
Nonstop6h 09m
Alaska Airlines
Wed 22/422:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 16/3£200
Wed 15/420:30
EWR
-
SEA
Nonstop6h 16m
United Airlines
Fri 17/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 16/3£201
Tue 14/420:30
EWR
-
SEA
Nonstop6h 16m
United Airlines
Sun 19/419:05
SEA
-
EWR
1 stop7h 46m
United Airlines
Deal found 20/3£202
Wed 22/408:00
EWR
-
SEA
1 stop9h 46m
United Airlines
Wed 22/419:05
SEA
-
EWR
1 stop7h 46m
United Airlines
Deal found 15/3£204
Tue 21/407:50
EWR
-
SEA
1 stop11h 02m
Alaska Airlines
Tue 21/417:55
SEA
-
EWR
1 stop9h 42m
Alaska Airlines
Deal found 17/3£205
Tue 14/408:00
EWR
-
SEA
1 stop9h 46m
United Airlines
Tue 14/423:59
SEA
-
EWR
1 stop7h 21m
United Airlines
Deal found 18/3£206
Thu 16/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Sat 18/412:08
SEA
-
EWR
Nonstop5h 23m
United Airlines
Deal found 19/3£206
Wed 29/407:29
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Tue 5/514:52
SEA
-
EWR
Nonstop5h 37m
Alaska Airlines
Deal found 17/3£208
Best flights from Newark to Seattle
Discover carefully curated flight deals from Newark to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 March 2026.
Tue 5/520:49
EWR
-
SEA
Nonstop6h 10m
United Airlines
Thu 7/511:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 19/3£216
Tue 8/917:41
EWR
-
SEA
1 stop8h 19m
Alaska Airlines
Wed 16/910:00
SEA
-
EWR
1 stop10h 13m
Alaska Airlines
Deal found 15/3£224
Mon 13/416:59
EWR
-
SEA
1 stop7h 51m
Delta
Mon 20/423:59
SEA
-
EWR
1 stop7h 30m
Delta
Deal found 16/3£321
Sun 26/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Mon 27/423:59
SEA
-
EWR
1 stop9h 21m
United Airlines
Deal found 17/3£266
Mon 4/519:29
EWR
-
SEA
1 stop17h 00m
Alaska Airlines
Mon 11/522:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 20/3£275
Thu 2/420:30
EWR
-
SEA
Nonstop6h 16m
United Airlines
Wed 8/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 17/3£281
Tue 18/807:25
EWR
-
SEA
Nonstop6h 13m
Alaska Airlines
Wed 2/912:57
SEA
-
EWR
1 stop7h 16m
Alaska Airlines
Deal found 15/3£298
Wed 1/416:50
EWR
-
SEA
1 stop8h 52m
United Airlines
Tue 14/414:39
SEA
-
EWR
1 stop7h 51m
United Airlines
Deal found 19/3£295
Mon 13/419:29
EWR
-
SEA
1 stop18h 33m
Alaska Airlines
Mon 20/421:38
SEA
-
EWR
Nonstop5h 22m
Alaska Airlines
Deal found 16/3£324
Tue 19/506:10
EWR
-
SEA
1 stop8h 38m
United Airlines
Fri 29/523:00
SEA
-
EWR
Nonstop5h 18m
United Airlines
Deal found 15/3£314
Thu 20/807:19
EWR
-
SEA
Nonstop6h 13m
Alaska Airlines
Wed 26/822:34
SEA
-
EWR
Nonstop5h 24m
Alaska Airlines
Deal found 18/3£358
Sat 25/718:29
EWR
-
SEA
1 stop17h 50m
Alaska Airlines
Mon 27/721:25
SEA
-
EWR
1 stop15h 40m
Alaska Airlines
Deal found 19/3£359
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 20 March 2026.
Tue 14/409:00
EWR
-
SEA
Nonstop6h 14m
Alaska Airlines
Tue 14/414:50
SEA
-
EWR
Nonstop5h 21m
Alaska Airlines
Deal found 19/3£191
Tue 14/420:30
EWR
-
SEA
Nonstop6h 16m
United Airlines
Sat 18/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 16/3£193
Tue 14/407:20
EWR
-
SEA
Nonstop6h 09m
Alaska Airlines
Sat 18/408:13
SEA
-
EWR
Nonstop5h 25m
Alaska Airlines
Deal found 19/3£194
Wed 29/409:00
EWR
-
SEA
Nonstop6h 11m
Alaska Airlines
Sat 2/522:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 15/3£199
Tue 14/407:20
EWR
-
SEA
Nonstop6h 09m
Alaska Airlines
Wed 22/422:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 16/3£200
Tue 7/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Mon 13/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 16/3£201
Wed 8/407:20
EWR
-
SEA
Nonstop6h 09m
Alaska Airlines
Mon 27/422:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 18/3£202
Thu 16/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Sat 18/412:08
SEA
-
EWR
Nonstop5h 23m
United Airlines
Deal found 19/3£206
Wed 29/407:29
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Tue 5/514:52
SEA
-
EWR
Nonstop5h 37m
Alaska Airlines
Deal found 17/3£208
Tue 14/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Tue 21/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 17/3£209
Thu 9/407:20
EWR
-
SEA
Nonstop6h 09m
Alaska Airlines
Sun 26/406:03
SEA
-
EWR
Nonstop5h 27m
Alaska Airlines
Deal found 18/3£210
Wed 29/409:00
EWR
-
SEA
Nonstop6h 11m
Alaska Airlines
Tue 19/515:30
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Deal found 18/3£212
Last-minute flights from Newark to Seattle
Discover last-minute flight deals from Newark to Seattle. Data last updated 20 March 2026 and is based on user searches.
Tue 14/409:00
EWR
-
SEA
Nonstop6h 14m
Alaska Airlines
Tue 14/414:50
SEA
-
EWR
Nonstop5h 21m
Alaska Airlines
Deal found 19/3£191
Tue 14/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Tue 21/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 16/3£193
Tue 14/409:00
EWR
-
SEA
Nonstop6h 14m
Alaska Airlines
Wed 15/406:13
SEA
-
EWR
Nonstop5h 17m
Alaska Airlines
Deal found 19/3£194
Tue 14/407:20
EWR
-
SEA
Nonstop6h 09m
Alaska Airlines
Wed 22/422:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 16/3£200
Tue 14/420:30
EWR
-
SEA
Nonstop6h 16m
United Airlines
Sun 19/419:05
SEA
-
EWR
1 stop7h 46m
United Airlines
Deal found 20/3£202
Tue 14/408:00
EWR
-
SEA
1 stop9h 46m
United Airlines
Tue 14/423:59
SEA
-
EWR
1 stop7h 21m
United Airlines
Deal found 18/3£206
Wed 15/420:30
EWR
-
SEA
Nonstop6h 16m
United Airlines
Fri 17/422:55
SEA
-
EWR
Nonstop5h 21m
United Airlines
Deal found 16/3£201
Thu 16/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Sat 18/412:08
SEA
-
EWR
Nonstop5h 23m
United Airlines
Deal found 19/3£206
Tue 21/407:50
EWR
-
SEA
1 stop11h 02m
Alaska Airlines
Tue 21/417:55
SEA
-
EWR
1 stop9h 42m
Alaska Airlines
Deal found 17/3£205
Wed 22/408:00
EWR
-
SEA
1 stop9h 46m
United Airlines
Wed 22/419:05
SEA
-
EWR
1 stop7h 46m
United Airlines
Deal found 15/3£204
Wed 29/409:00
EWR
-
SEA
Nonstop6h 11m
Alaska Airlines
Sat 2/522:09
SEA
-
EWR
Nonstop5h 30m
Alaska Airlines
Deal found 15/3£199
Wed 29/407:29
EWR
-
SEA
Nonstop6h 07m
Alaska Airlines
Tue 5/514:52
SEA
-
EWR
Nonstop5h 37m
Alaska Airlines
Deal found 17/3£208
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 20 March 2026.
Wed 15/407:15
EWR
-
SEA
1 stop8h 10m
Delta
Deal found 16/3£97
Tue 15/907:19
EWR
-
SEA
Nonstop6h 13m
Alaska Airlines
Deal found 19/3£102
Thu 9/407:50
EWR
-
SEA
Nonstop6h 12m
United Airlines
Deal found 16/3£105
Thu 23/415:15
EWR
-
SEA
1 stop10h 27m
United Airlines
Deal found 16/3£113
Wed 1/415:30
EWR
-
SEA
Nonstop6h 15m
Alaska Airlines
Deal found 18/3£116
Mon 14/918:29
EWR
-
SEA
1 stop17h 23m
Alaska Airlines
Deal found 17/3£116
Fri 10/418:50
EWR
-
SEA
1 stop8h 44m
United Airlines
Deal found 19/3£117
Wed 3/620:30
EWR
-
SEA
Nonstop6h 14m
United Airlines
Deal found 18/3£118
Sat 9/520:49
EWR
-
SEA
Nonstop6h 10m
United Airlines
Deal found 18/3£119
Wed 10/620:30
EWR
-
SEA
Nonstop6h 14m
United Airlines
Deal found 20/3£120
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 20 March 2026.
Customise 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 858,174 searches. Data last updated 20 March 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 return flight
Fastest return journey
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Tue 5/5
20:49-23:59
Nonstop6h 10m
Seattle/Tacoma Intl
Thu 7/5
11:55-20:16
Nonstop5h 21m
£216
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Tue 8/9
17:41-23:00
1 stop8h 19m
Seattle/Tacoma Intl
Wed 16/9
10:00-23:13
1 stop10h 13m
£224
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Sun 26/4
07:50-11:02
Nonstop6h 12m
Seattle/Tacoma Intl
Mon 27/4
23:59-12:20
1 stop9h 21m
£266
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Mon 4/5
19:29-09:29
1 stop17h 00m
Seattle/Tacoma Intl
Mon 11/5
22:09-06:39
Nonstop5h 30m
£275
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Thu 2/4
20:30-23:46
Nonstop6h 16m
Seattle/Tacoma Intl
Wed 8/4
22:55-07:16
Nonstop5h 21m
£281
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Wed 1/4
16:50-22:42
1 stop8h 52m
Seattle/Tacoma Intl
Tue 14/4
14:39-01:30
1 stop7h 51m
£295
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Tue 18/8
07:25-10:38
Nonstop6h 13m
Seattle/Tacoma Intl
Wed 2/9
12:57-23:13
1 stop7h 16m
£298
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Tue 19/5
06:10-11:48
1 stop8h 38m
Seattle/Tacoma Intl
Fri 29/5
23:00-07:18
Nonstop5h 18m
£314
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Mon 13/4
16:59-21:50
1 stop7h 51m
Seattle/Tacoma Intl
Mon 20/4
23:59-10:29
1 stop7h 30m
£321
NewarkSeattle
EWR - SEA
EWRSEA
Newark
Mon 13/4
19:29-11:02
1 stop18h 33m
Seattle/Tacoma Intl
Mon 20/4
21:38-06:00
Nonstop5h 22m
£324
Flights are sorted by cheapest return flights first.
Deals found on 17/3
Showing 1-10 of 23 resultsSorted by cheapest first
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2
3
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 return 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?
Use this chart to determine the optimal time to book a return flight from Newark to Seattle. Price data was last updated on 13 March 2026.
To ensure you get the cheapest price possible for a flight from Newark Airport to Seattle, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 £133). Flying from Newark Airport to Seattle in June is currently the most expensive (average of £193). 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 20 March 2026.
When flying from Newark Airport to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight 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 20 March 2026.
The most flights from EWR to SEA are scheduled on a Friday (15 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).
How often are flights from Newark to Seattle delayed?
About 20% of weekly flights between Newark and Seattle have experienced delays in the past year, with the average delay time being 196 minutes.
What is the most punctual flight time for Newark to Seattle flights?
Historically, flights departing at night 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?
Wednesday tends to have the lowest number of delays on this route, whereas Thursday 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 have had the lowest number of delays on this route, with just 15% 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?
Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Newark. On average, Seattle/Tacoma Intl has 10 inbound flights from Newark per day from 0 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.
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 10m. Fly via United Airlines or Alaska Airlines to get the fastest option. Airlines will cover a distance of 2393 mi. 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?
The top 3 most reliable airlines when flying from Newark Airport to Seattle are Air Tahiti Nui (80%), Japan Airlines (74%) and Korean Air (74%).
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 holiday 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 £133). Flying from Newark Airport to Seattle in June is currently the most expensive (average of £193). 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 20 March 2026.
Find the best flight deals on Cheapflights, where travellers 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?
Cheapflights helps you search for flights from Newark to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Newark to Seattle?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Newark.
Can Cheapflights find flights from Newark to Seattle with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Newark to Seattle, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Newark to Seattle become cheaper?
Yes! Start tracking prices for Newark to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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