# Distance between Tianshui (THQ) and Seoul (ICN)

Flight distance from Tianshui to Seoul (Tianshui Maijishan Airport – Seoul Incheon International Airport) is 1168 miles / 1879 kilometers / 1015 nautical miles. Estimated flight time is 2 hours 42 minutes.

Driving distance from Tianshui (THQ) to Seoul (ICN) is 2331 miles / 3751 kilometers and travel time by car is about 136 hours 20 minutes.

## Map of flight path and driving directions from Tianshui to Seoul.

Shortest flight path between Tianshui Maijishan Airport (THQ) and Seoul Incheon International Airport (ICN).

## How far is Seoul from Tianshui?

There are several ways to calculate distances between Tianshui and Seoul. Here are two common methods:

Vincenty's formula (applied above)
• 1167.670 miles
• 1879.183 kilometers
• 1014.678 nautical miles

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

Haversine formula
• 1165.166 miles
• 1875.154 kilometers
• 1012.502 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).

## Airport information

A Tianshui Maijishan Airport
City: Tianshui
Country: China
IATA Code: THQ
ICAO Code: ZLTS
Coordinates: 34°33′33″N, 105°51′36″E

B Seoul Incheon International Airport
City: Seoul
Country: South Korea
IATA Code: ICN
ICAO Code: RKSI
Coordinates: 37°27′36″N, 126°26′26″E

## Time difference and current local times

The time difference between Tianshui and Seoul is 1 hour. Seoul is 1 hour ahead of Tianshui.

CST

KST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 160 kg (353 pounds).

## Frequent Flyer Miles Calculator

Tianshui (THQ) → Seoul (ICN).

Distance:
1168
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1168

Round trip?