# Distance between Chita (HTA) and Okushiri Island (OIR)

Flight distance from Chita to Okushiri Island (Kadala Airport – Okushiri Airport) is 1401 miles / 2255 kilometers / 1218 nautical miles. Estimated flight time is 3 hours 9 minutes.

Driving distance from Chita (HTA) to Okushiri Island (OIR) is 3252 miles / 5234 kilometers and travel time by car is about 204 hours 6 minutes.

## Map of flight path and driving directions from Chita to Okushiri Island.

Shortest flight path between Kadala Airport (HTA) and Okushiri Airport (OIR).

## How far is Okushiri Island from Chita?

There are several ways to calculate distances between Chita and Okushiri Island. Here are two common methods:

Vincenty's formula (applied above)
• 1401.194 miles
• 2255.003 kilometers
• 1217.604 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
• 1398.181 miles
• 2250.154 kilometers
• 1214.986 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

City: Chita
Country: Russia
IATA Code: HTA
ICAO Code: UIAA
Coordinates: 52°1′34″N, 113°18′21″E

B Okushiri Airport
City: Okushiri Island
Country: Japan
IATA Code: OIR
ICAO Code: RJEO
Coordinates: 42°4′18″N, 139°25′58″E

## Time difference and current local times

There is no time difference between Chita and Okushiri Island.

+09

JST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 173 kg (382 pounds).

## Frequent Flyer Miles Calculator

Chita (HTA) → Okushiri Island (OIR).

Distance:
1401
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1401

Round trip?