How far is Seoul from Shonai?

The distance between Shonai (Shonai Airport) and Seoul (Seoul Gimpo International Airport) is 712 miles / 1146 kilometers / 619 nautical miles.

The driving distance from Shonai (SYO) to Seoul (GMP) is 1190 miles / 1915 kilometers, and travel time by car is about 26 hours 3 minutes.

Distance from Shonai to Seoul

There are several ways to calculate the distance from Shonai to Seoul. Here are two standard methods:

Vincenty's formula (applied above)

• 712.138 miles
• 1146.076 kilometers
• 618.831 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

• 710.476 miles
• 1143.400 kilometers
• 617.387 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 Shonai to Seoul?

The estimated flight time from Shonai Airport to Seoul Gimpo International Airport is 1 hour and 50 minutes.

What is the time difference between Shonai and Seoul?

There is no time difference between Shonai and Seoul.

Flight carbon footprint between Shonai Airport (SYO) and Seoul Gimpo International Airport (GMP)

On average, flying from Shonai to Seoul generates about 126 kg of CO2 per passenger, and 126 kilograms equals 278 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Shonai to Seoul

See the map of the shortest flight path between Shonai Airport (SYO) and Seoul Gimpo International Airport (GMP).

Airport information

Origin	Shonai Airport
City:	Shonai
Country:	Japan
IATA Code:	SYO
ICAO Code:	RJSY
Coordinates:	38°48′43″N, 139°47′13″E

Destination	Seoul Gimpo International Airport
City:	Seoul
Country:	South Korea
IATA Code:	GMP
ICAO Code:	RKSS
Coordinates:	37°33′29″N, 126°47′27″E