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Cheap flights from Seattle to Newcastle from $1,261

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Newcastle departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Newcastle

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:00 pm - 5:49 pmSEA  Seattle/Tacoma Intl-NEV Newcastle
23h 49m2 stops Newark Saint Thomas Island Cyril E King
United Airlines Logo
9:27 am - 10:29 pmNEV  Newcastle-SEA Seattle/Tacoma Intl
17h 02m2 stops Saint Thomas Island Cyril E King Chicago O'Hare Intl
$1,261United Airlines
Sat, Jan 9 - Wed, Jan 13
United Airlines Logo
2:00 pm - 5:49 pmSEA  Seattle/Tacoma Intl-NEV Newcastle
23h 49m2 stops Newark Saint Thomas Island Cyril E King
United Airlines Logo
9:27 am - 10:29 pmNEV  Newcastle-SEA Seattle/Tacoma Intl
17h 02m2 stops Saint Thomas Island Cyril E King Chicago O'Hare Intl
$1,281United Airlines
Sat, Jan 9 - Wed, Jan 13
United Airlines Logo
2:00 pm - 5:49 pmSEA  Seattle/Tacoma Intl-NEV Newcastle
23h 49m2 stops Newark Saint Thomas Island Cyril E King
United Airlines Logo
9:27 am - 8:10 pmNEV  Newcastle-SEA Seattle/Tacoma Intl
38h 43m3 stops Saint Thomas Island Cyril E King Chicago O'Hare Intl Washington, D.C. Dulles Intl
$1,296United Airlines
Sat, Jan 9 - Wed, Jan 13
United Airlines Logo
2:00 pm - 5:49 pmSEA  Seattle/Tacoma Intl-NEV Newcastle
23h 49m2 stops Newark Saint Thomas Island Cyril E King
United Airlines Logo
9:27 am - 8:10 pmNEV  Newcastle-SEA Seattle/Tacoma Intl
38h 43m3 stops Saint Thomas Island Cyril E King Chicago O'Hare Intl Washington, D.C. Dulles Intl
$1,316United Airlines
Sat, Jan 9 - Wed, Jan 13

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United Airlines flights from Seattle to Newcastle, Saint James Windward

Our best United Airlines deals on Seattle to Newcastle, Saint James Windward flight tickets
United Airlines
Jan 9
SEA2:00 pmSeattle/Tacoma Intl
23h 49m
2 stops
NEV5:49 pmNewcastle
Jan 13
NEV9:27 amNewcastle
17h 02m
2 stops
SEA10:29 pmSeattle/Tacoma Intl
$1,261
United Airlines
Jan 9
SEA2:00 pmSeattle/Tacoma Intl
23h 49m
2 stops
NEV5:49 pmNewcastle
Jan 13
NEV9:27 amNewcastle
17h 02m
2 stops
SEA10:29 pmSeattle/Tacoma Intl
$1,281
United Airlines
Jan 9
SEA2:00 pmSeattle/Tacoma Intl
23h 49m
2 stops
NEV5:49 pmNewcastle
Jan 13
NEV9:27 amNewcastle
38h 43m
3 stops
SEA8:10 pmSeattle/Tacoma Intl
$1,296

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Newcastle, Saint James Windward 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, momondo users made 832,500 searches. Data last updated August 12, 2026.
Use the filters below to find and compare flights from Seattle to Newcastle, Saint James Windward that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleNewcastle

SEA Seattle/Tacoma Intl - NEV Newcastle

SEANEV

Seattle/Tacoma Intl

Sat 1/9

2:00 pm-5:49 pm

2 stops23h 49m

Newcastle

Wed 1/13

9:27 am-10:29 pm

2 stops17h 02m

$1,261

SeattleNewcastle

SEA Seattle/Tacoma Intl - NEV Newcastle

SEANEV

Seattle/Tacoma Intl

Sat 1/9

2:00 pm-5:49 pm

2 stops23h 49m

Newcastle

Wed 1/13

9:27 am-10:29 pm

2 stops17h 02m

$1,281

SeattleNewcastle

SEA Seattle/Tacoma Intl - NEV Newcastle

SEANEV

Seattle/Tacoma Intl

Sat 1/9

2:00 pm-5:49 pm

2 stops23h 49m

Newcastle

Wed 1/13

9:27 am-8:10 pm

3 stops38h 43m

$1,296

SeattleNewcastle

SEA Seattle/Tacoma Intl - NEV Newcastle

SEANEV

Seattle/Tacoma Intl

Sat 1/9

2:00 pm-5:49 pm

2 stops23h 49m

Newcastle

Wed 1/13

9:27 am-8:10 pm

3 stops38h 43m

$1,316

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Seattle to Newcastle, Saint James Windward

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Newcastle, Saint James Windward according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Newcastle, Saint James Windward (SEA to NEV) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Newcastle, Saint James Windward

Fastest flight time

23h 49m

Direct flights

None
The fastest flight from Seattle to Newcastle, Saint James Windward takes 23h 49m
There are no direct flights from Seattle to Newcastle, Saint James Windward. There are no popular flight routes from Seattle to Newcastle, Saint James Windward.
Search flight deals

Frequently asked questions about flying from Seattle to Newcastle, Saint James Windward

  • How far is Seattle/Tacoma Intl to Newcastle by plane?

    The straight-line distance from Seattle/Tacoma Intl to Newcastle is 3944.4 mi. In terms of flight time, this usually takes a little over 23h 49m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Newcastle Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Newcastle Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Newcastle Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Newcastle Airport.

  • What documentation or ID do you need to fly to Newcastle Airport?

    The necessary travel and health documents for your Newcastle Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Seattle to Newcastle, Saint James Windward

  • How do I get Price Alerts for flights from Seattle to Newcastle, Saint James Windward?

    Price Alerts will notify you by email when the price for flights to Newcastle, Saint James Windward from Seattle decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Seattle to Newcastle, Saint James Windward with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Newcastle?

Book flights to Newcastle if you plan to visit one of these locations
Charlestown

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Newcastle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Newcastle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Newcastle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Newcastle from Seattle with this policy.

How can momondo help me find flights from Seattle to Newcastle?

Once you have performed a search for Seattle to Newcastle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Newcastle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Newcastle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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