Nonstop flight route between Portland, Maine, United States and Udon Thani, Thailand:
Departure Airport:

Arrival Airport:

Distance from PWM to UTH:
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- About this route
- PWM Airport Information
- UTH Airport Information
- Facts about PWM
- Facts about UTH
- Map of Nearest Airports to PWM
- List of Nearest Airports to PWM
- Map of Furthest Airports from PWM
- List of Furthest Airports from PWM
- Map of Nearest Airports to UTH
- List of Nearest Airports to UTH
- Map of Furthest Airports from UTH
- List of Furthest Airports from UTH
About this route:
A direct, nonstop flight between Portland International Jetport (PWM), Portland, Maine, United States and Udon Thani International Airport ท่าอากาศยานอุดรธานี (UTH), Udon Thani, Thailand would travel a Great Circle distance of 8,197 miles (or 13,192 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 Portland International Jetport and Udon Thani International Airport ท่าอากาศยานอุดรธานี, 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 Portland International Jetport and Udon Thani International Airport ท่าอากาศยานอุดรธานี. You'll see that it will travel the same route of the red line on this map!
Departure Airport Information:
IATA / ICAO Codes: | PWM / KPWM |
Airport Name: | Portland International Jetport |
Location: | Portland, Maine, United States |
GPS Coordinates: | 43°38'45"N by 70°18'33"W |
Area Served: | Portland, Maine |
Airport Type: | Public |
Elevation: | 76 feet (23 meters) |
# of Runways: | 2 |
View all routes: | Routes from PWM |
More Information: | PWM Maps & Info |
Arrival Airport Information:
IATA / ICAO Codes: | UTH / VTUD |
Airport Name: | Udon Thani International Airport ท่าอากาศยานอุดรธานี |
Location: | Udon Thani, Thailand |
GPS Coordinates: | 17°23'11"N by 102°47'17"E |
Operator/Owner: | Government |
Airport Type: | Public/Military |
Elevation: | 579 feet (176 meters) |
# of Runways: | 1 |
View all routes: | Routes from UTH |
More Information: | UTH Maps & Info |
Facts about Portland International Jetport (PWM):
- Portland International Jetport (PWM) has 2 runways.
- In 1982 PWM got its first nonstop beyond New York, when Delta tried a 727 to Cincinnati for a year or so.
- The closest airport to Portland International Jetport (PWM) is Naval Air Station Brunswick (NHZ), which is located 25 miles (40 kilometers) NE of PWM.
- At the onset of 2009 international service resumed.
- In 2004 Runway 11/29 was lengthened to 7,200 feet.
- The furthest airport from Portland International Jetport (PWM) is Margaret River Airport (MGV), which is located 11,705 miles (18,838 kilometers) away in Margaret River, Western Australia, Australia.
- The present airport started to take shape in the 1950s.
- Because of Portland International Jetport's relatively low elevation of 76 feet, planes can take off or land at Portland International Jetport 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.
Facts about Udon Thani International Airport ท่าอากาศยานอุดรธานี (UTH):
- On February 8, 2006, an international group of skydivers from 31 countries called "the World Team" set a World Record for the largest freefall formation, a 400-way, over the Udon Thani airport.
- Because of Udon Thani International Airport ท่าอากาศยานอุดรธานี's relatively low elevation of 579 feet, planes can take off or land at Udon Thani International Airport ท่าอากาศยานอุดรธานี 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 Udon Thani International Airport ท่าอากาศยานอุดรธานี (UTH) is Wattay International Airport (VTE), which is located 44 miles (71 kilometers) NNW of UTH.
- The furthest airport from Udon Thani International Airport ท่าอากาศยานอุดรธานี (UTH) is Maria Reiche Neuman Airport (NZC), which is nearly antipodal to Udon Thani International Airport ท่าอากาศยานอุดรธานี (meaning Udon Thani International Airport ท่าอากาศยานอุดรธานี is almost on the exact opposite side of the Earth from Maria Reiche Neuman Airport), and is located 12,207 miles (19,645 kilometers) away in Nazca, Ica Region, Peru.
- Udon Thani International Airport ท่าอากาศยานอุดรธานี (UTH) currently has only 1 runway.