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Cheap flights from Seattle to Newcastle from $1,417

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.
Multiple Airlines Logo
3:15 pm - 4:25 pmSEA  Seattle/Tacoma Intl-NTL Newcastle Williamtown
30h 10m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
5:00 pm - 9:32 amNTL  Newcastle Williamtown-SEA Seattle/Tacoma Intl
35h 32m2 stops Brisbane Vancouver Intl
$1,417Multiple Airlines
Sun, Nov 1 - Sun, Nov 8
Qantas Airways Logo
4:39 pm - 9:15 pmSEA  Seattle/Tacoma Intl-NTL Newcastle Williamtown
33h 36m2 stops Los Angeles Brisbane
Qantas Airways Logo
4:30 pm - 2:42 pmNTL  Newcastle Williamtown-SEA Seattle/Tacoma Intl
41h 12m2 stops Brisbane Los Angeles
$1,493Qantas Airways
Mon, Feb 8 - Fri, Feb 12
Air New Zealand Logo
3:35 pm - 9:00 pmSEA  Seattle/Tacoma Intl-NTL Newcastle Williamtown
34h 25m3 stops San Francisco Auckland Intl Melbourne
Air New Zealand Logo
6:30 am - 6:22 pmNTL  Newcastle Williamtown-SEA Seattle/Tacoma Intl
30h 52m3 stops Brisbane Auckland Intl Vancouver Intl
$2,295Air New Zealand
Sun, Nov 1 - Sun, Nov 8
United Airlines Logo
3:51 pm - 5:40 pmSEA  Seattle/Tacoma Intl-NTL Newcastle Williamtown
54h 49m3 stops Denver Intl Los Angeles Melbourne
United Airlines Logo
7:05 am - 10:21 amNTL  Newcastle Williamtown-SEA Seattle/Tacoma Intl
22h 16m2 stops Brisbane San Francisco
$2,418United Airlines
Mon, Feb 8 - Fri, Feb 12
Multiple Airlines Logo
2:13 pm - 9:55 amSEA  Seattle/Tacoma Intl-NTL Newcastle Williamtown
24h 42m3 stops Portland Los Angeles Brisbane
Multiple Airlines Logo
4:55 pm - 11:42 pmNTL  Newcastle Williamtown-SEA Seattle/Tacoma Intl
25h 47m2 stops Melbourne Los Angeles
$3,050Multiple Airlines
Sun, Nov 1 - Sun, Nov 8

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Use the filters below to find and compare flights from Seattle to Newcastle that are best for you.

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Cheapest round-trip

SeattleNewcastle

SEA Seattle/Tacoma Intl - NTL Newcastle Williamtown

SEANTL

Seattle/Tacoma Intl

Sun 11/1

3:15 pm-4:25 pm

2 stops30h 10m

Newcastle Williamtown

Sun 11/8

5:00 pm-9:32 am

2 stops35h 32m

$1,417

SeattleNewcastle

SEA Seattle/Tacoma Intl - NTL Newcastle Williamtown

SEANTL

Seattle/Tacoma Intl

Mon 2/8

4:39 pm-9:15 pm

2 stops33h 36m

Newcastle Williamtown

Fri 2/12

4:30 pm-2:42 pm

2 stops41h 12m

$1,493

SeattleNewcastle

SEA Seattle/Tacoma Intl - NTL Newcastle Williamtown

SEANTL

Seattle/Tacoma Intl

Sun 11/1

3:35 pm-9:00 pm

3 stops34h 25m

Newcastle Williamtown

Sun 11/8

6:30 am-6:22 pm

3 stops30h 52m

$2,295

SeattleNewcastle

SEA Seattle/Tacoma Intl - NTL Newcastle Williamtown

SEANTL

Seattle/Tacoma Intl

Mon 2/8

3:51 pm-5:40 pm

3 stops54h 49m

Newcastle Williamtown

Fri 2/12

7:05 am-10:21 am

2 stops22h 16m

$2,418
Quickest round-trip

SeattleNewcastle

SEA Seattle/Tacoma Intl - NTL Newcastle Williamtown

SEANTL

Seattle/Tacoma Intl

Sun 11/1

2:13 pm-9:55 am

3 stops24h 42m

Newcastle Williamtown

Sun 11/8

4:55 pm-11:42 pm

2 stops25h 47m

$3,050

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Newcastle from

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, ANA and United 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 38% 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

Best Price Found

$1,417

Fastest flight time

33h 36m

Direct flights

None
The best flight deal from Seattle to Newcastle found on momondo in the last 72 hours is $1,417
The fastest flight from Seattle to Newcastle takes 33h 36m
There are no direct flights from Seattle to Newcastle. There are no popular flight routes from Seattle to Newcastle.
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Frequently asked questions about flying from Seattle to Newcastle

  • 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 33h 36m.

  • 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.

Traveling to a place near Newcastle?

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

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