How far is Simao from Sainyabuli?

The distance between Sainyabuli (Sayaboury Airport) and Simao (Pu'er Simao Airport) is 249 miles / 401 kilometers / 216 nautical miles.

The driving distance from Sainyabuli (ZBY) to Simao (SYM) is 417 miles / 671 kilometers, and travel time by car is about 8 hours 10 minutes.

Distance from Sainyabuli to Simao

There are several ways to calculate the distance from Sainyabuli to Simao. Here are two standard methods:

Vincenty's formula (applied above)

• 248.968 miles
• 400.676 kilometers
• 216.348 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

• 249.987 miles
• 402.315 kilometers
• 217.233 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 Sainyabuli to Simao?

The estimated flight time from Sayaboury Airport to Pu'er Simao Airport is 58 minutes.

What is the time difference between Sainyabuli and Simao?

The time difference between Sainyabuli and Simao is 1 hour. Simao is 1 hour ahead of Sainyabuli.

Flight carbon footprint between Sayaboury Airport (ZBY) and Pu'er Simao Airport (SYM)

On average, flying from Sainyabuli to Simao generates about 62 kg of CO2 per passenger, and 62 kilograms equals 136 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Sainyabuli to Simao

See the map of the shortest flight path between Sayaboury Airport (ZBY) and Pu'er Simao Airport (SYM).

Airport information

Origin	Sayaboury Airport
City:	Sainyabuli
Country:	Laos
IATA Code:	ZBY
ICAO Code:	VLSB
Coordinates:	19°14′36″N, 101°42′33″E

Destination	Pu'er Simao Airport
City:	Simao
Country:	China
IATA Code:	SYM
ICAO Code:	ZPSM
Coordinates:	22°47′35″N, 100°57′32″E