Find flights
Deals
When to book
FAQs

Cheap flights from Seattle to Newark Airport from £103

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — EWR
23 May — 30 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Newark

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Newark
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 23 April 2026.

Fri 29/515:30
SEA
-
EWR
Nonstop5h 26m
United Airlines
Wed 3/620:30
EWR
-
SEA
Nonstop6h 14m
United Airlines
Deal found 20/4£201
Sat 9/523:00
SEA
-
EWR
Nonstop5h 21m
United Airlines
Tue 12/520:49
EWR
-
SEA
Nonstop6h 10m
United Airlines
Deal found 21/4£205
Sun 24/515:30
SEA
-
EWR
Nonstop5h 29m
Alaska Airlines
Tue 2/607:30
EWR
-
SEA
Nonstop6h 10m
Alaska Airlines
Deal found 19/4£206
Thu 3/1208:40
SEA
-
EWR
Nonstop5h 21m
Alaska Airlines
Tue 8/1217:05
EWR
-
SEA
Nonstop6h 18m
Alaska Airlines
Deal found 20/4£206
Thu 28/514:36
SEA
-
EWR
1 stop7h 28m
United Airlines
Wed 3/620:30
EWR
-
SEA
Nonstop6h 14m
United Airlines
Deal found 20/4£209
Wed 4/1121:40
SEA
-
EWR
Nonstop5h 24m
Alaska Airlines
Sat 7/1119:29
EWR
-
SEA
Nonstop6h 13m
Alaska Airlines
Deal found 20/4£210
Tue 20/1006:00
SEA
-
EWR
Nonstop5h 21m
Alaska Airlines
Sat 24/1018:25
EWR
-
SEA
Nonstop6h 25m
Alaska Airlines
Deal found 20/4£211
Thu 28/523:20
SEA
-
EWR
1 stop7h 36m
United Airlines
Tue 2/620:30
EWR
-
SEA
Nonstop6h 14m
United Airlines
Deal found 22/4£213

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 23 April 2026.

Round-trip from

£201

One-way from

£103

Popular in

June

Cheapest in

October

Average price

£287

Good one-way deal

£190 or less
United Airlines
  • United Airlines
  • 26/5-2/6
  • Nonstop
  • 11h 32m total
  • Seattle to Newark
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 12/5
  • Nonstop
  • 5h 38m total
  • Seattle to Newark
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Newark.
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 23 April 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

Price

Cheapest return flight

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Tue 5/5

07:25-15:49

Nonstop5h 24m

Newark

Wed 13/5

20:49-23:59

Nonstop6h 10m

£205
Fastest return journey

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Tue 5/5

23:00-07:21

Nonstop5h 21m

Newark

Fri 8/5

20:49-23:59

Nonstop6h 10m

£220

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 8/5

23:00-07:21

Nonstop5h 21m

Newark

Sat 9/5

15:08-20:53

1 stop8h 45m

£227

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Sat 9/5

14:28-01:30

1 stop8h 02m

Newark

Tue 12/5

06:10-11:48

1 stop8h 38m

£234

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Tue 5/5

06:03-14:30

Nonstop5h 27m

Newark

Fri 8/5

19:29-10:42

1 stop18h 13m

£235

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Tue 30/6

23:00-07:18

Nonstop5h 18m

Newark

Tue 7/7

20:30-23:44

Nonstop6h 14m

£260

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Thu 4/6

15:30-23:56

Nonstop5h 26m

Newark

Sun 7/6

20:30-23:44

Nonstop6h 14m

£277

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 4/9

07:05-23:29

1 stop13h 24m

Newark

Mon 7/9

06:55-12:50

1 stop8h 55m

£286

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Fri 2/10

10:04-23:29

1 stop10h 25m

Newark

Mon 5/10

18:25-21:50

Nonstop6h 25m

£289

SeattleNewark

SEA - EWR

SEAEWR

Seattle/Tacoma Intl

Wed 12/8

05:45-17:46

1 stop9h 01m

Newark

Thu 20/8

18:55-00:01

1 stop8h 06m

£294

Flights are sorted by cheapest return flights first.

Deals found on 21/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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.
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 Seattle to Newark Airport

How far ahead should I book a flight from Seattle to Newark Airport?

Booking 21 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, October is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of £215). Flying from Seattle to Newark Airport in June is currently the most expensive (average of £364). 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 23 April 2026.

When flying from Seattle to Newark Airport, 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 Seattle to Newark Airport?

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.

  • What airport do you fly from for flights from Seattle to Newark?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Newark. You should not have trouble finding flights to Newark from Seattle/Tacoma Intl; the airport handles an average of 8 outbound flights to Newark per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Seattle airport to Newark. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

  • How long is the flight from Seattle to Newark Airport?

    There are many flights that can get you from Seattle to Newark Airport in 5h 22m. Fly via United Airlines or Alaska Airlines to get the fastest option. The distance between Seattle and Newark Airport is about 2393 mi. Most flights are nonstop.

  • What are the most reliable airlines from Seattle to Newark Airport?

    Before booking your flight to Newark Airport from Seattle, check out the most reliable airlines to get you to your destination on time: Korean Air (86%), United Airlines (84%), Hawaiian Airlines( 83%).

  • What are the cheapest flights from Seattle to Newark Airport?

    Looking at all options, your cheapest flight can be booked for £133. While the most popular route (Seattle/Tacoma Intl - Newark) can be booked for £252 on average, our data indicates £350 when flying from Seattle to Newark Airport.

  • Can I find deals for flights from Seattle to Newark that include hotel bookings?

    Yes. In addition to deals on Seattle to Newark flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Newark?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Newark.

  • Can I find deals for business class flights from Seattle to Newark?

    Yes. Cheapflights offers flight deals from Seattle to Newark 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 Seattle to Newark Airport?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Newark Airport (average of £215). Flying from Seattle to Newark Airport in June is currently the most expensive (average of £364). 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.

See more FAQs

Travelling to a place near Newark Airport?

Book flights to Newark Airport if you plan to visit one of these locations
Queens
Ronkonkoma
Weehawken
Secaucus
Yonkers
Bronx
Mahwah
North Bergen
Staten Island
North Wales
Rutherford
Carlstadt
Fort Lee
Norwalk
Carteret
Elizabeth
West New York
Englewood
Edgewater
Mount Laurel

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Newark

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Newark flights

Fly with Cheapflights

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 Seattle to Newark?

When you search for this flight from Seattle to Newark, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Newark?

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 Newark from Seattle.

Can Cheapflights find flights from Seattle to Newark with no change fees?

Yes, we can. To see specific flights from Seattle to Newark with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Newark become cheaper?

Yes! Start tracking prices for Seattle to Newark 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.