$119 Cheap United flights Seattle (SEA) to Newark Liberty Intl. Airport (EWR)

View $119 flight on Wed, Sep 10, 2025Opens in a new window

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$119 Cheap United flights Seattle (SEA) to Newark Liberty Intl. Airport (EWR)

Prices were available within the past 7 days and start at $119 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Sep 17 - Sat, Sep 20
SEA
Seattle
EWR
New York
$237 Roundtrip, just found
$237
Roundtrip
just found
Select United flight, departing Wed, Sep 17 from Seattle to New York, returning Sat, Sep 20, priced at $237 just found
United
Wed, Sep 17 - Sat, Sep 20
SEA
Seattle
EWR
New York
$239 Roundtrip, just found
$239
Roundtrip
just found
Select United flight, departing Wed, Sep 17 from Seattle to New York, returning Sat, Sep 20, priced at $239 just found
United
Wed, Sep 3 - Sat, Sep 13
SEA
Seattle
EWR
New York
$240 Roundtrip, just found
$240
Roundtrip
just found
Select United flight, departing Wed, Sep 3 from Seattle to New York, returning Sat, Sep 13, priced at $240 just found
United
Thu, Aug 14 - Tue, Aug 26
SEA
Seattle
EWR
New York
$245 Roundtrip, found 7 hours ago
$245
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Aug 14 from Seattle to New York, returning Tue, Aug 26, priced at $245 found 7 hours ago
United
Fri, Aug 29 - Sun, Aug 31
SEA
Seattle
EWR
New York
$256 Roundtrip, just found
$256
Roundtrip
just found
Select United flight, departing Fri, Aug 29 from Seattle to New York, returning Sun, Aug 31, priced at $256 just found
United
Tue, Nov 11 - Fri, Nov 14
SEA
Seattle
EWR
New York
$259 Roundtrip, just found
$259
Roundtrip
just found
Select United flight, departing Tue, Nov 11 from Seattle to New York, returning Fri, Nov 14, priced at $259 just found
Flights from Seattle (SEA) to Newark Liberty Intl. Airport (EWR)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Newark Liberty Intl. Airport
Airlines serving
Alaska Airlines, American Airlines, Delta, Spirit Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
2394 mi
Average flight time
9 hours 10 mins

Frequently asked questions

How much is a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $237 from SEA to EWR. Affordable one-way tickets from $119 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to EWR with United Airlines?
United Airlines flights to Newark tend to be more affordable in the low-season months of January and February. Whether you're after a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR) with United Airlines?
To find cheap United Airlines fares from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall price. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR)?
United Airlines offers direct flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR), with 14 departures every week. Simply choose the "Nonstop" and "Airline" filters while searching on Expedia to find all direct United Airlines flights to EWR.
How long does it take to fly from SEA to EWR with United Airlines?
From takeoff to arrival, a nonstop United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR) takes approximately 5h 12m.
Which day of the week has the most United Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR)?
United Airlines operates the most flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR) on Thursday. With up to 2 daily departures, you'll get the most options and flexibility on this day.
What is the earliest United Airlines flight from SEA to EWR?
Setting off from SEA at 7:08AM UTC-8, the first United Airlines flight to EWR arrives at 3:17PM UTC-5. Traveling earlier in the day means you're less likely to encounter delays or cancellations.* After something later? The last United Airlines flight from SEA to EWR departs at 11:17PM UTC-8 and touches down at 7:35AM UTC-5.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Newark?
United Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to Newark come in to land at Liberty Intl. Airport (EWR) and John F. Kennedy Intl. Airport (JFK). The main Newark gateway serviced by this airline is EWR. It's worth considering flights landing at nearby airports on Expedia as they may offer lower prices.
Why fly with United Airlines from SEA to EWR?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to depart from SEA to EWR with United Airlines. Plus, when you join Expedia's free One Key™ program, you can receive OneKeyCash™* on top of United Airlines's loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR)?
United Airlines typically flies Boeing 737-900 planes for flights from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR). This carrier also operates the Boeing 737 MAX 9 on this route. Bear in mind that aircraft type can vary depending on operational demands, so the plane you catch might be different on the day.
Can I change or cancel my United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Liberty Intl. Airport (EWR)?
Changes are often free within 24 hours of booking, but your airline may charge you after that. For more details about altering your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to make changes without additional costs, check the "No cancel fee" or "Changes included" filter when organizing your next escape.

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