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

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

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Newcastle Williamtown 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 Williamtown Airport.

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

The necessary travel and health documents for your Newcastle Williamtown 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.

$1,693 Cheap Flights from Seattle to Newcastle in 2026

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Find the cheapest flights from Seattle to Newcastle

Round-trip

One-way

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4:12 pm - 8:40 pm

SEA

NTL

35h 28m

2 stops

3:40 pm - 10:49 pm

NTL

SEA

48h 09m

2 stops

$1,693Qantas Airways

mié., may. 13 - dom., may. 17

4:12 pm - 8:40 pm

SEA

NTL

35h 28m

2 stops

3:40 pm - 10:49 pm

NTL

SEA

48h 09m

2 stops

$1,694Qantas Airways

mié., may. 13 - dom., may. 17

4:12 pm - 9:25 am

SEA

NTL

24h 13m

2 stops

3:40 pm - 10:49 pm

NTL

SEA

48h 09m

2 stops

$1,695Qantas Airways

mié., may. 13 - dom., may. 17

Qantas Airways flights from Seattle to Newcastle

Our best Qantas Airways deals on Seattle to Newcastle flight tickets

Qantas Airways

May 13

SEA4:12 pmSeattle/Tacoma Intl

35h 28m

2 stops

NTL8:40 pmNewcastle Williamtown

May 17

NTL3:40 pmNewcastle Williamtown

48h 09m

2 stops

SEA10:49 pmSeattle/Tacoma Intl

$1,693

Qantas Airways

May 13

SEA4:12 pmSeattle/Tacoma Intl

35h 28m

2 stops

NTL8:40 pmNewcastle Williamtown

May 17

NTL3:40 pmNewcastle Williamtown

48h 09m

2 stops

SEA10:49 pmSeattle/Tacoma Intl

$1,694

Qantas Airways

May 13

SEA4:12 pmSeattle/Tacoma Intl

24h 13m

2 stops

NTL9:25 amNewcastle Williamtown

May 17

NTL3:40 pmNewcastle Williamtown

48h 09m

2 stops

SEA10:49 pmSeattle/Tacoma Intl

$1,695

Fly from

Fly to

Route

Depart

Return

Price

SeattleNewcastle

SEA - NTL

SEANTL

Seattle/Tacoma Intl

mié. 5/13

4:12 pm-8:40 pm

2 stops35h 28m

Newcastle Williamtown

dom. 5/17

3:40 pm-10:49 pm

2 stops48h 09m

$1,693

SeattleNewcastle

SEA - NTL

SEANTL

Seattle/Tacoma Intl

mié. 5/13

4:12 pm-8:40 pm

2 stops35h 28m

Newcastle Williamtown

dom. 5/17

3:40 pm-10:49 pm

2 stops48h 09m

$1,694

SeattleNewcastle

SEA - NTL

SEANTL

Seattle/Tacoma Intl

mié. 5/13

4:12 pm-9:25 am

2 stops24h 13m

Newcastle Williamtown

dom. 5/17

3:40 pm-10:49 pm

2 stops48h 09m

$1,695

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Seattle to Newcastle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Newcastle?

Air Canada, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Newcastle from Seattle according to our data. Air Canada is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Newcastle. Keep in mind that there are 9 different airlines that fly to Newcastle on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Newcastle

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Newcastle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Newcastle (SEA to NTL) flight deals and tips

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

Fastest flight time	24h 13m
Direct flights	None

The fastest flight from Seattle to Newcastle takes 24h 13m

There are no direct flights from Seattle to Newcastle. There are no popular flight routes from Seattle to Newcastle.

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How far is Seattle/Tacoma Intl to Newcastle Williamtown by plane?
The distance between Seattle/Tacoma Intl and Newcastle Williamtown is about 7674.6 mi. By plane, this route typically takes 24h 13m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Newcastle Williamtown Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Newcastle Williamtown Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Newcastle Williamtown 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 Williamtown Airport.
What documentation or ID do you need to fly to Newcastle Williamtown Airport?
The necessary travel and health documents for your Newcastle Williamtown 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.

Nelson Bay

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?

momondo does allow users to show only those flights to Newcastle from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Newcastle.

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

If you are simply researching potential flights to Newcastle, momondo offers a useful price alert feature which will track prices for flights to Newcastle from Seattle and alert you when they change.