# Distance from Chicago (ORD) to Antananarivo (TNR)

> 15,097 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,097 km / 9,381 mi / 8,152 nm
- **Estimated flight time**: 19h
- **Heading**: 72° (east northeast)
- **Return heading**: 312° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Madagascar
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 01:08 in Chicago, it's 09:08 in Antananarivo)
- **Elevation difference**: 3,518 ft (TNR is higher than ORD)

## Airports

### [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)

- City: Chicago, United States
- ICAO: KORD
- Timezone: America/Chicago
- Coordinates: 41.980000, -87.910000
- Elevation: 680 ft

### [Ivato Airport (TNR)](https://www.flightduration.online/airport/tnr-antananarivo-ivato-airport/1ef266de-db8a-6c64-b99f-06bb2780ed98)

- City: Antananarivo, Madagascar
- ICAO: FMMI
- Timezone: Indian/Antananarivo
- Coordinates: -18.800000, 47.480000
- Elevation: 4,198 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 01:08 in Chicago, it's 09:08 in Antananarivo.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [Ivato Airport (TNR)](https://www.flightduration.online/airport/tnr-antananarivo-ivato-airport/1ef266de-db8a-6c64-b99f-06bb2780ed98)
- [Flight duration calculator](/#calculator)