# Distance from Chiang Mai (CNX) to Quito (UIO)

> 17,922 km · estimated flight time 22h · Ultra-long-haul route.

## Summary

- **Distance**: 17,922 km / 11,136 mi / 9,677 nm
- **Estimated flight time**: 22h
- **Heading**: 352° (north)
- **Return heading**: 8° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Thailand) → Ecuador
- **Intercontinental**: Asia → South America
- **Time difference**: -12h (When it's 23:15 in Chiang Mai, it's 11:15 in Quito)
- **Elevation difference**: 8,164 ft (UIO is higher than CNX)

## Airports

### [Chiang Mai International Airport (CNX)](https://www.flightduration.online/airport/cnx-chiang-mai-chiang-mai-international-airport/1ef266df-f525-689e-9326-06bb2780ed98)

- City: Chiang Mai, Thailand
- ICAO: VTCC
- Timezone: Asia/Bangkok
- Coordinates: 18.770000, 98.960000
- Elevation: 1,036 ft

### [Nuevo Aeropuerto Internacional Mariscal Sucre (UIO)](https://www.flightduration.online/airport/uio-quito-nuevo-aeropuerto-internacional-mariscal-sucre/1ef266df-a57c-65f4-aaa1-06bb2780ed98)

- City: Quito, Ecuador
- ICAO: SEQM
- Timezone: America/Guayaquil
- Coordinates: -0.130000, -78.360000
- Elevation: 9,200 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 23:15 in Chiang Mai, it's 11:15 in Quito.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Chiang Mai International Airport (CNX)](https://www.flightduration.online/airport/cnx-chiang-mai-chiang-mai-international-airport/1ef266df-f525-689e-9326-06bb2780ed98)
- [Nuevo Aeropuerto Internacional Mariscal Sucre (UIO)](https://www.flightduration.online/airport/uio-quito-nuevo-aeropuerto-internacional-mariscal-sucre/1ef266df-a57c-65f4-aaa1-06bb2780ed98)
- [Flight duration calculator](/#calculator)