Flights from Newcastle (NTL) to Seattle (SEA)

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Newcastle to Seattle Flight Information

Find the Cheapest Flights from Newcastle (NTL) to Seattle (SEA)

Work hard, travel harder! Wotif brings you the cheapest Newcastle to Seattle flights, making it possible to have a five star holiday without that five star price tag. Browse and compare our top NTL to SEA routes and airport options. So, go ahead and treat yourself, your sweetheart, or the kids to an unforgettable holiday this year.

to Information

Traveling From
Williamtown
Origin Airport
Origin Airport IATA Code
NTL
Traveling To
Seattle - Tacoma Intl.
Destination Airport
Destination Airport IATA Code
SEA
Number of Airlines Serving
Average Flight Time
hours mins
Direct Flight Time
hours mins
Flight Price
Address:
Seattle WA, 98158
United States
IATA code:
SEA
Longitude:
-122.301732
Latitude:
47.443839
Time zone:
America/Los_Angeles
Address:
Newcastle NSW,
Australia
IATA code:
NTL
Longitude:
151.84005
Latitude:
-32.804594
Time zone:
Australia/Sydney

Newcastle to Seattle Flight Deals from

Considering a quick trip to Seattle, but not sure which is the best route for you? Well, you’re in luck! Wotif has done the hard work, so all you need to do is check out these flights from NTL to SEA. With heaps of cheap fares from Newcastle, we guarantee you’ll be arriving to your holiday destination in style without emptying your bank account in the process.

It’s easy to book flights to Seattle from Newcastle  

For a huge choice of flights, simply enter your travel dates and hit search and we’ll hunt out fantastic deals on one-way, return and multi-city airfares to Seattle from Newcastle from different airlines. If you click the ‘direct flights’ box, you see flights that’ll get you to Seattle in just hour(s) and mins, too.   

Snap up great deals on flights to Seattle from Newcastle 

Choose from flights a day on average, with prices starting at and rising to depending on the cabin class, travel dates, and airline carrier. And if you’re up for a last-minute getaway, you can get great deals on flights from Newcastle to Seattle today!  

Find cheap airfares to Seattle from Newcastle 

Here are our insider tips for bagging a flight bargain: 

  • Look for midweek flights and late night, early morning arrival and departure times
  • Check out other airports near Newcastle and Seattle
  • Avoid peak season (prices tend to be lower in )
  • Be flexible with your travel dates and you can usually get cheaper options  

Reasons to book your flights to Seattle from Newcastle with Wotif

Wotif is a super-easy way to find the best flight for you to Seattle. Get more bang for your buck on flight and hotel or car rental combos and download the free Wotif app to tap into exclusive deals. Book now with Wotif and have a great flight!

 

Great places to stay after flight from Newcastle to Seattle

DoubleTree by Hilton Seattle Airport

DoubleTree by Hilton Seattle Airport

4 out of 5
18740 International Boulevard SeaTac WA
The price is AU$176 per night from 6 Apr to 7 Apr
AU$176
6 Apr - 7 Apr
includes taxes & fees
Stay at this business-friendly hotel in SeaTac. Enjoy free Wi-Fi, 2 restaurants and breakfast (surcharge). Our guests praise the helpful staff and the clean ...
7.8/10 Good! (2,972 reviews)
Friendly & accommodating desk staff. Very clean & comfortable room. Lots of great space to explore & hang out in about the hotel. Nearby lake walk.

Reviewed on 2 Apr 2026

DoubleTree by Hilton Seattle Airport
Coast Gateway Hotel

Coast Gateway Hotel

3.5 out of 5
18415 International Blvd SeaTac WA
The price is AU$183 per night from 5 Apr to 6 Apr
AU$183
5 Apr - 6 Apr
includes taxes & fees
Stay at this business-friendly hotel in SeaTac. Enjoy free breakfast, free Wi-Fi and free parking. Our guests praise the breakfast and the restaurant in their ...
9.2/10 Wonderful! (7,918 reviews)
Yes

Reviewed on 3 Apr 2026

Coast Gateway Hotel
Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA

3 out of 5
3100 South 192nd Street SeaTac WA
The price is AU$170 per night from 12 Apr to 13 Apr
AU$170
12 Apr - 13 Apr
includes taxes & fees
Stay at this business-friendly hotel in SeaTac. Enjoy free breakfast, free Wi-Fi and free parking. Our guests praise the breakfast and the helpful staff in their ...
9/10 Wonderful! (6,541 reviews)
It's one of the best I've stayed at in a long time

Reviewed on 4 Apr 2026

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

More Destinations

^Savings based on all package bookings made with Flight + Hotel on Wotif.com from , as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.