Cheap flights from Newark Airport to Seattle from £135
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SEA
13 Nov — 20 Nov1
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 January or February, booked 86 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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Best
Direct
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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 14 October 2026.
Sat 31/1018:47 -
Nonstop6h 24m
Tue 3/1123:15 -
Nonstop5h 06m
Deal found 13/10£255
Sat 24/1015:18 -
Nonstop6h 01m
Sat 24/1022:48 -
Nonstop5h 12m
Deal found 10/10£258
Wed 11/1109:30 -
Nonstop6h 17m
Wed 18/1119:54 -
1 stop7h 36m
Deal found 13/10£260
Sat 31/1006:30 -
1 stop9h 49m
Wed 18/1106:00 -
Nonstop5h 29m
Deal found 13/10£262
Sat 31/1006:30 -
1 stop9h 49m
Sat 7/1115:41 -
Nonstop5h 18m
Deal found 14/10£263
Sat 31/1007:04 -
1 stop8h 48m
Tue 3/1106:00 -
1 stop6h 58m
Deal found 13/10£270
Sat 31/1012:00 -
1 stop11h 30m
Sat 7/1123:50 -
1 stop8h 05m
Deal found 14/10£270
Mon 9/1107:00 -
Nonstop6h 16m
Mon 16/1121:18 -
Nonstop5h 22m
Deal found 12/10£271
Sat 31/1007:55 -
Nonstop6h 21m
Sun 1/1106:15 -
Nonstop5h 12m
Deal found 13/10£273
Sat 31/1007:55 -
Nonstop6h 21m
Thu 7/108:30 -
1 stop7h 41m
Deal found 11/10£274
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 14 October 2026.
Wed 18/1107:06 -
1 stop10h 58m
Wed 2/1206:00 -
Nonstop5h 20m
Deal found 12/10£262
Sun 7/218:15 -
Nonstop6h 26m
Sat 27/222:45 -
Nonstop5h 09m
Deal found 14/10£273
Wed 18/1106:00 -
1 stop9h 29m
Thu 26/1106:00 -
1 stop9h 31m
Deal found 10/10£285
Fri 4/1209:00 -
Nonstop6h 29m
Tue 8/1222:40 -
Nonstop5h 08m
Deal found 12/10£270
Sun 14/218:15 -
Nonstop6h 28m
Sat 6/312:15 -
1 stop9h 08m
Deal found 14/10£282
Fri 4/1214:59 -
1 stop8h 50m
Tue 8/1219:54 -
1 stop7h 04m
Deal found 14/10£289
Thu 14/116:48 -
Nonstop6h 15m
Sat 23/109:05 -
Nonstop5h 14m
Deal found 11/10£270
Thu 29/1018:17 -
Nonstop6h 22m
Thu 5/1106:30 -
Nonstop5h 12m
Deal found 11/10£292
Sun 14/206:00 -
1 stop9h 30m
Sat 6/306:00 -
1 stop6h 52m
Deal found 14/10£292
Fri 6/1109:30 -
Nonstop6h 17m
Wed 11/1107:40 -
1 stop19h 50m
Deal found 12/10£281
Fri 13/1118:29 -
Nonstop6h 19m
Mon 16/1106:00 -
Nonstop5h 29m
Deal found 13/10£292
Mon 9/1107:00 -
Nonstop6h 16m
Mon 16/1107:40 -
1 stop19h 50m
Deal found 12/10£296
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 14 October 2026.
Sat 31/1007:55 -
Nonstop6h 21m
Tue 3/1123:15 -
Nonstop5h 06m
Deal found 13/10£255
Sat 6/216:48 -
Nonstop6h 15m
Tue 9/209:05 -
Nonstop5h 14m
Deal found 11/10£255
Sat 24/1015:18 -
Nonstop6h 01m
Sat 24/1022:48 -
Nonstop5h 12m
Deal found 10/10£258
Tue 8/1218:29 -
Nonstop6h 30m
Wed 6/122:40 -
Nonstop5h 13m
Deal found 13/10£262
Sat 5/1209:00 -
Nonstop6h 29m
Sat 5/1215:44 -
Nonstop5h 15m
Deal found 13/10£266
Thu 19/1115:29 -
Nonstop6h 16m
Sat 12/1206:00 -
Nonstop5h 20m
Deal found 12/10£270
Mon 9/1107:00 -
Nonstop6h 16m
Mon 16/1121:18 -
Nonstop5h 22m
Deal found 12/10£271
Sat 31/1007:03 -
Nonstop6h 12m
Sun 8/1121:18 -
Nonstop5h 22m
Deal found 13/10£273
Tue 24/1107:14 -
Nonstop6h 16m
Wed 2/1215:44 -
Nonstop5h 15m
Deal found 12/10£275
Sat 5/1207:00 -
Nonstop6h 26m
Thu 10/1215:44 -
Nonstop5h 15m
Deal found 13/10£277
Sat 12/1219:35 -
Nonstop6h 25m
Wed 30/1206:00 -
Nonstop5h 18m
Deal found 12/10£279
Last-minute flights from Newark to Seattle
Discover last-minute flight deals from Newark to Seattle. Data last updated 14 October 2026 and is based on user searches.
Sat 24/1015:18 -
Nonstop6h 01m
Sat 24/1022:48 -
Nonstop5h 12m
Deal found 10/10£258
Sat 31/1018:47 -
Nonstop6h 24m
Tue 3/1123:15 -
Nonstop5h 06m
Deal found 13/10£255
Sat 31/1006:30 -
1 stop9h 49m
Wed 18/1106:00 -
Nonstop5h 29m
Deal found 13/10£262
Sat 31/1006:30 -
1 stop9h 49m
Sat 7/1115:41 -
Nonstop5h 18m
Deal found 14/10£263
Sat 31/1007:04 -
1 stop8h 48m
Wed 18/1123:15 -
1 stop6h 30m
Deal found 13/10£270
Sat 31/1012:00 -
1 stop11h 30m
Sat 7/1123:50 -
1 stop8h 05m
Deal found 14/10£270
Sat 31/1007:03 -
Nonstop6h 12m
Mon 16/1106:00 -
Nonstop5h 29m
Deal found 13/10£273
Sat 31/1007:55 -
Nonstop6h 21m
Thu 7/108:30 -
1 stop7h 41m
Deal found 11/10£274
Mon 9/1107:00 -
Nonstop6h 16m
Mon 16/1121:18 -
Nonstop5h 22m
Deal found 12/10£271
Wed 11/1109:30 -
Nonstop6h 17m
Wed 18/1119:54 -
1 stop7h 36m
Deal found 13/10£260
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 14 October 2026.
Sat 7/1106:59 -
1 stop8h 53m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£135
Wed 2/1217:56 -
1 stop8h 57m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/10£139
Thu 3/1209:00 -
Nonstop6h 29m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£143
Fri 30/1007:55 -
Nonstop6h 21m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£147
Thu 1/417:05 -
Nonstop6h 18m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£148
Thu 3/1217:56 -
1 stop8h 57m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£150
Fri 20/1107:14 -
Nonstop6h 16m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 14/10£156
Fri 11/1209:40 -
Nonstop6h 21m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£162
Wed 25/1117:25 -
1 stop8h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£163
Mon 7/1205:51 -
1 stop8h 48m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 12/10£164
Mon 14/1207:00 -
Nonstop6h 26m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 13/10£165
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 14 October 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 7,457,451 searches. Data last updated 14 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 return flight
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Wed 10/2
16:00-00:09
1 stop11h 09m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£135
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Sat 7/11
06:00-13:43
1 stop10h 43m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£135
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Tue 3/11
06:59-12:52
1 stop8h 53m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£135
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Thu 29/10
18:17-21:39
Nonstop6h 22m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£147
Fastest return journey
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Fri 30/10
07:55-11:16
Nonstop6h 21m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£147
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Thu 3/12
09:00-14:56
1 stop8h 56m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£150
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Thu 3/12
17:56-23:53
1 stop8h 57m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£150
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Fri 13/11
17:45-23:59
1 stop9h 14m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£150
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Sun 8/11
06:00-12:19
1 stop9h 19m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£154
NewarkSeattle
EWR Newark - SEA Seattle/Tacoma Intl
EWRSEA
Newark
Thu 1/4
07:00-15:00
1 stop11h 00m
Seattle/Tacoma Intl
Wed 31/12
00:00-03:00
Nonstop0h 00m
£156
Flights are sorted by cheapest return flights first.
Deals found on 11/10
Showing 1-10 of 23 resultsSorted by cheapest first
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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?
To ensure you get the cheapest price possible for a flight from Newark Airport to Seattle, you should look to book at least 85 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 £230). Flying from Newark Airport to Seattle in August is currently the most expensive (average of £431). 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 14 October 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?
Airfare is typical for this route at the moment.
Newark Airport to Seattle flights typically cost between £239 and £342 in October.The cheapest return price found within the last 5 days was £255 on United Airlines (31 Oct–3 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 14 October 2026.
The most flights from EWR to SEA are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 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 have 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?
Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Newark. On average, Seattle/Tacoma Intl has 5 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 15m. Fly via Alaska Airlines or United Airlines to get the fastest option. Airlines will cover a distance of 2393 mi. Generally, flights for this route are direct.
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 American Airlines (79%), Japan Airlines (79%) and 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 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 £230). Flying from Newark Airport to Seattle in August is currently the most expensive (average of £431). 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 14 October 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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