# Distance from Kolkata (CCU) to Onotoa (OOT)

> 9,785 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,785 km / 6,080 mi / 5,284 nm
- **Estimated flight time**: 13h
- **Heading**: 93° (east)
- **Return heading**: 293° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (India) → Kiribati
- **Intercontinental**: Asia → Oceania
- **Time difference**: +6.5h (When it's 15:33 in Kolkata, it's 22:03 in Onotoa)
- **Elevation difference**: 9 ft (OOT is lower than CCU)

## Airports

### [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)

- City: Kolkata, India
- ICAO: VECC
- Timezone: Asia/Kolkata
- Coordinates: 22.650000, 88.450000
- Elevation: 16 ft

### [Onotoa Airport (OOT)](https://www.flightduration.online/airport/oot-onotoa-onotoa-airport/1ef266df-7098-66da-ab16-06bb2780ed98)

- City: Onotoa, Kiribati
- ICAO: NGON
- Timezone: Pacific/Tarawa
- Coordinates: -1.800000, 175.530000
- Elevation: 7 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 15:33 in Kolkata, it's 22:03 in Onotoa.
With a 6.5-hour time difference, expect significant jet lag.

## Related

- [Netaji Subhash Chandra Bose International Airport (CCU)](https://www.flightduration.online/airport/ccu-kolkata-netaji-subhash-chandra-bose-international-airport/1ef266df-f023-6fe4-a8d5-06bb2780ed98)
- [Onotoa Airport (OOT)](https://www.flightduration.online/airport/oot-onotoa-onotoa-airport/1ef266df-7098-66da-ab16-06bb2780ed98)
- [Flight duration calculator](/#calculator)