$201+ Cheap flights from Seattle (SEA) to Newark (EWR)
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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EWR
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Newark with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Newark are usually found in March or January, booked 66 days in advance, depart on a Friday or Wednesday and return on a Wednesday
Cheap flight deals from Seattle to Newark
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to NewarkExplore the most affordable flight options available from Seattle to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Seattle to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This SmartFares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:08 am -
Nonstop5h 35m
Sun 11/19:30 am -
Nonstop6h 17m
Deal found 9/10![Alaska Airlines logo]()
$297
This flugladen.de deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:40 pm -
Nonstop5h 19m
Wed 10/217:03 am -
Nonstop6h 12m
Deal found 9/10![Alaska Airlines logo]()
$310
This SmartFares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:18 pm -
Nonstop5h 22m
Mon 11/29:30 am -
Nonstop6h 17m
Deal found 9/10![Alaska Airlines logo]()
$311
This SmartFares deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:44 pm -
Nonstop5h 15m
Sat 12/55:30 pm -
Nonstop6h 30m
Deal found 9/9![Alaska Airlines logo]()
$312
This Trip.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:40 pm -
Nonstop5h 19m
Sat 10/247:03 am -
Nonstop6h 12m
Deal found 9/11![Alaska Airlines logo]()
$313
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:58 am -
Nonstop5h 31m
Wed 10/287:03 am -
Nonstop6h 12m
Deal found 9/10![Alaska Airlines logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:40 pm -
Nonstop5h 19m
Thu 10/227:03 am -
Nonstop6h 12m
Deal found 9/10![Alaska Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:30 am -
1 stop8h 30m
Thu 10/297:55 am -
Nonstop6h 21m
Deal found 9/8![United Airlines logo]()
$323
This Expedia deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2410:40 pm -
Nonstop5h 19m
Sat 10/317:03 am -
Nonstop6h 12m
Deal found 9/9![Alaska Airlines logo]()
$324
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:08 am -
1 stop13h 21m
Tue 10/67:03 am -
Nonstop6h 12m
Deal found 9/10![Alaska Airlines logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:40 am -
1 stop11h 45m
Tue 10/137:03 am -
Nonstop6h 12m
Deal found 9/10![Alaska Airlines logo]()
$328
Best flights from Seattle to NewarkDiscover carefully curated flight deals from Seattle to Newark that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Seattle to Newark that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:18 pm -
Nonstop5h 22m
Sat 11/77:00 am -
Nonstop6h 16m
Deal found 9/10![Alaska Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:59 pm -
1 stop7h 58m
Sat 10/107:04 am -
1 stop10h 46m
Deal found 9/10![Delta logo]()
$337
This United Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:00 am -
1 stop7h 18m
Tue 10/207:50 am -
Nonstop6h 04m
Deal found 9/8![United Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:15 pm -
1 stop6h 30m
Tue 11/175:59 pm -
1 stop8h 58m
Deal found 9/9![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:00 am -
1 stop18h 55m
Sun 12/69:00 am -
1 stop8h 51m
Deal found 9/10![Alaska Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:40 pm -
1 stop8h 18m
Tue 10/206:00 am -
1 stop8h 00m
Deal found 9/8![Delta logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:13 pm -
1 stop13h 17m
Sun 11/159:30 am -
Nonstop6h 17m
Deal found 9/6![Alaska Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:59 pm -
1 stop9h 00m
Thu 10/83:18 pm -
Nonstop6h 01m
Deal found 9/9![United Airlines logo]()
$438
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:55 pm -
1 stop6h 58m
Fri 11/138:20 am -
1 stop9h 10m
Deal found 9/6![Delta logo]()
$377
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:40 pm -
Nonstop5h 19m
Mon 10/267:03 am -
Nonstop6h 12m
Deal found 9/10![Alaska Airlines logo]()
$407
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2711:05 pm -
1 stop6h 36m
Fri 10/25:59 pm -
1 stop9h 00m
Deal found 9/9![Delta logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:58 pm -
1 stop7h 32m
Fri 11/205:00 pm -
1 stop8h 38m
Deal found 9/9![Alaska Airlines logo]()
$429
Last-minute flights from Seattle to NewarkDiscover last-minute flight deals from Seattle to Newark. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Newark. Data last updated September 11, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:55 am -
Nonstop5h 34m
Tue 10/207:03 am -
Nonstop6h 12m
Deal found 9/9![Alaska Airlines logo]()
$483
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/188:53 am -
Nonstop5h 34m
Thu 10/227:03 am -
Nonstop6h 12m
Deal found 9/9![Alaska Airlines logo]()
$510
This Alaska Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:53 am -
Nonstop5h 34m
Thu 10/17:20 am -
Nonstop6h 02m
Deal found 9/7![Alaska Airlines logo]()
$488
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:59 pm -
1 stop7h 01m
Thu 10/17:00 am -
1 stop9h 44m
Deal found 9/6![Delta logo]()
$492
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:53 am -
Nonstop5h 34m
Sat 10/246:30 am -
1 stop8h 35m
Deal found 9/9![Alaska Airlines logo]()
$493
This Trip.com deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:01 pm -
Nonstop5h 29m
Tue 9/295:50 pm -
Nonstop6h 02m
Deal found 9/6![Alaska Airlines logo]()
$495
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:30 pm -
1 stop7h 59m
Tue 10/206:30 am -
1 stop8h 35m
Deal found 9/9![Alaska Airlines logo]()
$503
One-way flights from Seattle to NewarkSearch for one-way flight options from Seattle to Newark. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Seattle to Newark. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Expedia deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:40 am -
1 stop11h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$201
This iWofly deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:55 am -
Nonstop5h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/74:27 pm -
2 stops15h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$203
This Priceline deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:30 pm -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Alaska Airlines logo]()
$205
This KAYAK deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:40 pm -
Nonstop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$206
This Alaska Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:40 pm -
Nonstop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Alaska Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:27 pm -
2 stops17h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$209
This Booking.com deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:51 pm -
1 stop18h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Alaska Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:14 pm -
2 stops19h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$212
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:48 pm -
Nonstop5h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$213
This Alaska Airlines deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:40 pm -
Nonstop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Alaska Airlines logo]()
$214
This Delta deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:47 pm -
1 stop8h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Delta logo]()
$215
Find flight deals from Seattle to Newark
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Newark (EWR). 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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (SmartFares) |
One-way from | $201 (Expedia) |
Popular in | July |
Cheapest in | March |
Average price | $399 |
Good round-trip deal | $450 or less |
Good one-way deal | $313 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Newark 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 September 11, 2026.
Use the filters below to find and compare flights from Seattle to Newark Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Wed 10/21
1:00 pm-9:30 pm
Nonstop5h 30m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$214
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Thu 10/22
11:14 pm-9:57 am
1 stop7h 43m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$224
Quickest round-trip
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Fri 10/16
10:48 pm-7:00 am
Nonstop5h 12m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$224
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Fri 10/2
10:48 pm-7:00 am
Nonstop5h 12m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$224
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Mon 10/12
10:48 pm-7:00 am
Nonstop5h 12m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$224
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Fri 9/25
7:08 am-11:29 pm
1 stop13h 21m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$234
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Sat 9/26
11:59 pm-10:57 am
1 stop7h 58m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$239
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Thu 11/12
12:20 pm-5:40 am
2 stops14h 20m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$239
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Sun 1/3
11:15 pm-7:28 am
Nonstop5h 13m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$241
SeattleNewark
SEA Seattle/Tacoma Intl - EWR Newark
SEAEWR
Seattle/Tacoma Intl
Mon 11/2
12:20 pm-5:40 am
2 stops14h 20m
Newark
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$249
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Seattle to Newark
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Newark in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Newark Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Newark Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Newark Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Newark Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Newark Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Newark
Have a flexible travel schedule? Discover the best time to fly to Newark from Seattle with our price prediction graph.
SEA-EWR
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 Seattle to Newark Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Seattle to Newark Airport?
Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Newark Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Seattle to Newark Airport?
Currently, March is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of $296). Flying from Seattle to Newark Airport in July is currently the most expensive (average of $515). 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 SEA to EWR?
Find hourly flight availability from Seattle to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2026.
A simple way to save on the total cost of your ticket is to fly from Seattle to Newark Airport in the morning. If you’re flexible enough to do this you can expect to save up to 12% on your trip compared to booking a flight in the afternoon.
What is the cheapest day to fly from Seattle to Newark Airport?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Newark. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Seattle to Newark Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Seattle to Newark delayed?
About 13% of weekly flights between Seattle and Newark have experienced delays in the past year, with the average delay time being 171 minutes.
What is the most punctual flight time for Seattle to Newark flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon 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 Seattle to Newark flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.
The best insider tips for Seattle to Newark Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Newark Airport trip
Our travel experts
Reviews of airlines servicing Newark
Get insights into the airlines that provide service to Newark. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Newark. Reviews last updated September 11, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andHawaiian Airlines from Seattle to Newark Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Seattle to Newark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Newark Airport?
Book flights to Newark Airport if you plan to visit one of these locationsQueens
Bronx
Elizabeth
East Rutherford
Mahwah
Staten Island
Bethlehem
Mount Laurel
Yonkers
Irvington
Secaucus
Seaside Heights
North Bergen
Tannersville
Carle Place
Absecon
Carteret
Fort Lee
Goshen
Parsippany
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Other flights to Newark
Explore flights to Newark departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
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Top 5 airlines flying from Seattle to Newark
Discover the top 5 airlines that operate flights from Seattle to Newark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$448 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$134 | Average$342 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$196 | Average$386 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$212 | Average$419 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$280 | Average$479 | FlexibilityNo cancel fee | On-time71% |