# Distance between Tianshui (THQ) and Yichang (YIH)

Flight distance from Tianshui to Yichang (Tianshui Maijishan Airport – Yichang Sanxia Airport) is 421 miles / 678 kilometers / 366 nautical miles. Estimated flight time is 1 hour 17 minutes.

Driving distance from Tianshui (THQ) to Yichang (YIH) is 585 miles / 942 kilometers and travel time by car is about 10 hours 21 minutes.

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

Shortest flight path between Tianshui Maijishan Airport (THQ) and Yichang Sanxia Airport (YIH).

## How far is Yichang from Tianshui?

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

Vincenty's formula (applied above)
• 421.448 miles
• 678.255 kilometers
• 366.229 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
• 421.382 miles
• 678.148 kilometers
• 366.171 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 Yichang Sanxia Airport
City: Yichang
Country: China
IATA Code: YIH
ICAO Code: ZHYC
Coordinates: 30°40′15″N, 111°26′27″E

## Time difference and current local times

There is no time difference between Tianshui and Yichang.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 87 kg (192 pounds).

## Frequent Flyer Miles Calculator

Tianshui (THQ) → Yichang (YIH).

Distance:
421
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
421

Round trip?