How far is Udon Thani from London?

The distance between London (London Heathrow Airport) and Udon Thani (Udon Thani International Airport) is 5840 miles / 9398 kilometers / 5075 nautical miles.

Distance from London to Udon Thani

There are several ways to calculate the distance from London to Udon Thani. Here are two standard methods:

Vincenty's formula (applied above)

• 5839.818 miles
• 9398.276 kilometers
• 5074.663 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 5831.774 miles
• 9385.331 kilometers
• 5067.673 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from London to Udon Thani?

The estimated flight time from London Heathrow Airport to Udon Thani International Airport is 11 hours and 33 minutes.

What is the time difference between London and Udon Thani?

The time difference between London and Udon Thani is 7 hours. Udon Thani is 7 hours ahead of London.

Flight carbon footprint between London Heathrow Airport (LHR) and Udon Thani International Airport (UTH)

On average, flying from London to Udon Thani generates about 695 kg of CO2 per passenger, and 695 kilograms equals 1 532 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from London to Udon Thani

See the map of the shortest flight path between London Heathrow Airport (LHR) and Udon Thani International Airport (UTH).

Airport information

Origin	London Heathrow Airport
City:	London
Country:	United Kingdom
IATA Code:	LHR
ICAO Code:	EGLL
Coordinates:	51°28′14″N, 0°27′42″W

Destination	Udon Thani International Airport
City:	Udon Thani
Country:	Thailand
IATA Code:	UTH
ICAO Code:	VTUD
Coordinates:	17°23′11″N, 102°47′16″E