Nonstop flight route between SeaTac (near Seattle and Tacoma), Washington, United States and Newcastle, New South Wales, Australia:
Departure Airport:

Arrival Airport:

Distance from SEA to NTL:
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- About this route
- SEA Airport Information
- NTL Airport Information
- Facts about SEA
- Facts about NTL
- Map of Nearest Airports to SEA
- List of Nearest Airports to SEA
- Map of Furthest Airports from SEA
- List of Furthest Airports from SEA
- Map of Nearest Airports to NTL
- List of Nearest Airports to NTL
- Map of Furthest Airports from NTL
- List of Furthest Airports from NTL
About this route:
A direct, nonstop flight between Seattle–Tacoma International Airport (SEA), SeaTac (near Seattle and Tacoma), Washington, United States and Newcastle Airport (NTL), Newcastle, New South Wales, Australia would travel a Great Circle distance of 7,668 miles (or 12,340 kilometers).
A Great Circle is the shortest distance between 2 points on a sphere. Because most world maps are flat (but the Earth is round), the route of the shortest distance between 2 points on the Earth will often appear curved when viewed on a flat map, especially for long distances. If you were to simply draw a straight line on a flat map and measure a very long distance, it would likely be much further than if you were to lay a string between those two points on a globe. Because of the large distance between Seattle–Tacoma International Airport and Newcastle Airport, the route shown on this map most likely appears curved because of this reason.
Try it at home! Get a globe and tightly lay a string between Seattle–Tacoma International Airport and Newcastle Airport. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | SEA / KSEA |
Airport Names: |
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Location: | SeaTac (near Seattle and Tacoma), Washington, United States |
GPS Coordinates: | 47°26'56"N by 122°18'33"W |
Area Served: | Seattle; Tacoma, Washington, US |
Airport Type: | Public |
Elevation: | 433 feet (132 meters) |
# of Runways: | 3 |
View all routes: | Routes from SEA |
More Information: | SEA Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | NTL / YWLM |
Airport Names: |
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Location: | Newcastle, New South Wales, Australia |
GPS Coordinates: | 32°47'42"S by 151°50'3"E |
Area Served: | Lower Hunter Region |
Operator/Owner: | Newcastle City Council Port Stephens Council |
Airport Type: | Military/Public |
Elevation: | 31 feet (9 meters) |
# of Runways: | 1 |
View all routes: | Routes from NTL |
More Information: | NTL Maps & Info |
Facts about Seattle–Tacoma International Airport (SEA):
- Seattle–Tacoma International Airport handled 34,776,666 passengers last year.
- The North Satellite Terminal has only received limited upgrades and is in need of modernization.
- A new control tower was built beginning in 2001 and opened November 2004, at a cost of $26 million.
- The three parallel runways run nearly north–south, west of the passenger terminal, and are 8,500 to 11,900 feet long.
- The furthest airport from Seattle–Tacoma International Airport (SEA) is Tôlanaro Airport (FTU), which is located 10,781 miles (17,350 kilometers) away in Tôlanaro, Madagascar.
- The closest airport to Seattle–Tacoma International Airport (SEA) is Renton Municipal Airport (RNT), which is located only 5 miles (9 kilometers) NE of SEA.
- Because of Seattle–Tacoma International Airport's relatively low elevation of 433 feet, planes can take off or land at Seattle–Tacoma International Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- The airport was constructed by the Port of Seattle in 1944 to serve civilians of the region, after the U.S.
- In addition to being known as "Seattle–Tacoma International Airport", another name for SEA is "Sea–Tac Airport".
- Seattle–Tacoma International Airport (SEA) has 3 runways.
Facts about Newcastle Airport (NTL):
- $8.25 million was spent on upgrades to the terminal facilities completed in November 2005 to cope with future demand and security requirements.
- Newcastle Airport (NTL) currently has only 1 runway.
- On 2 October 1994, a Rockwell Commander 690B operating for Seaview Air with flight number CD111 departed Newcastle Airport for Lord Howe Island.
- Because of Newcastle Airport's relatively low elevation of 31 feet, planes can take off or land at Newcastle Airport at a lower air speed than at airports located at a higher elevation. This is because the air density is higher closer to sea level than it would otherwise be at higher elevations.
- The closest airport to Newcastle Airport (NTL) is Maitland Airport (MTL), which is located 21 miles (34 kilometers) WNW of NTL.
- In addition to being known as "Newcastle Airport", other names for NTL include "RAAF Base Williamtown" and "Williamtown Airport".
- AirAsia X has investigated using Williamtown Airport for flights to Kuala Lumpur in Malaysia.
- The furthest airport from Newcastle Airport (NTL) is Santa Maria Airport (SMA), which is nearly antipodal to Newcastle Airport (meaning Newcastle Airport is almost on the exact opposite side of the Earth from Santa Maria Airport), and is located 12,102 miles (19,476 kilometers) away in Santa Maria, Portugal.
- Newcastle Airport handled 1,211,302 passengers last year.
- Scheduled services to the airport commenced in February 1948, with Trans Australia Airlines using DC-3 aircraft to service a Sydney–Newcastle–Brisbane route.
- Newcastle Airport is surrounded by Class C Airspace and has a control tower which is manned Monday to Friday, between the hours of 0800 – 2200.