Nonstop flight route between Romulus (near Detroit), Michigan, United States and SeaTac (near Seattle and Tacoma), Washington, United States:
Departure Airport:

Arrival Airport:

Distance from DTW to SEA:
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- About this route
- DTW Airport Information
- SEA Airport Information
- Facts about DTW
- Facts about SEA
- Map of Nearest Airports to DTW
- List of Nearest Airports to DTW
- Map of Furthest Airports from DTW
- List of Furthest Airports from DTW
- Map of Nearest Airports to SEA
- List of Nearest Airports to SEA
- Map of Furthest Airports from SEA
- List of Furthest Airports from SEA
About this route:
A direct, nonstop flight between Detroit Metropolitan Wayne County Airport (DTW), Romulus (near Detroit), Michigan, United States and Seattle–Tacoma International Airport (SEA), SeaTac (near Seattle and Tacoma), Washington, United States would travel a Great Circle distance of 1,922 miles (or 3,093 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 relatively short distance between Detroit Metropolitan Wayne County Airport and Seattle–Tacoma International Airport, the route shown on this map most likely still appears to be a straight line.
Departure Airport Information:
IATA / ICAO Codes: | DTW / KDTW |
Airport Name: | Detroit Metropolitan Wayne County Airport |
Location: | Romulus (near Detroit), Michigan, United States |
GPS Coordinates: | 42°12'44"N by 83°21'11"W |
Area Served: | Detroit, Michigan |
Operator/Owner: | Wayne County, Michigan |
Airport Type: | Public |
Elevation: | 645 feet (197 meters) |
# of Runways: | 6 |
View all routes: | Routes from DTW |
More Information: | DTW Maps & Info |
Arrival 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 |
Facts about Detroit Metropolitan Wayne County Airport (DTW):
- The Airport Authority's long-term plans include an airport rail system, a new runway, and terminal expansions.
- Because of Detroit Metropolitan Wayne County Airport's relatively low elevation of 645 feet, planes can take off or land at Detroit Metropolitan Wayne County 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 furthest airport from Detroit Metropolitan Wayne County Airport (DTW) is Margaret River Airport (MGV), which is located 11,285 miles (18,161 kilometers) away in Margaret River, Western Australia, Australia.
- Between 1947 and 1950, county officials expanded the small airport to become Detroit's primary airport.
- The North Terminal has five domestic baggage carousels on the lower level, which are all common-use.
- Since its closure in 2008, the Berry Terminal has become a popular space for commercial film and television production.
- The B and C concourses are connected to the main terminal building and the A Concourse by a pedestrian walkway under the Airport ramp.
- The present Runway 3L/21R has had four identifiers.
- The closest airport to Detroit Metropolitan Wayne County Airport (DTW) is Willow Run Airport (YIP) (YIP), which is located only 9 miles (15 kilometers) W of DTW.
- Detroit Metropolitan Wayne County Airport (DTW) has 6 runways.
Facts about Seattle–Tacoma International Airport (SEA):
- In addition to being known as "Seattle–Tacoma International Airport", another name for SEA is "Sea–Tac Airport".
- There is also a scheduled bus service to downtown Vancouver, Canada, through Quick Shuttle, with other pick-up stops at downtown Seattle, Bellingham International Airport, and drop-off stops just inside the Canadian–U.S.
- 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 airport has service to destinations throughout North America, Europe, the Middle East, and East Asia.
- 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.
- Seattle–Tacoma International Airport handled 34,776,666 passengers last year.
- 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.
- Starting in the late 1980s, the Port of Seattle and a council representing local county governments considered the future of air traffic in the region and predicted that airport could reach capacity by 2000.
- Residents of the surrounding area filed lawsuits against the Port in the early 1970s, complaining of noise, vibration, smoke, and other problems.
- Interstate 5 and its offshoot Interstate 405 intersect very close to the airport, and most people use private vehicles to arrive at the airport.
- The airport has a Central Terminal building, which was renovated and expanded in 2003.
- Seattle–Tacoma International Airport (SEA) has 3 runways.
- The airport was constructed by the Port of Seattle in 1944 to serve civilians of the region, after the U.S.