# Distance from Colombo (CMB) to Markham (YKZ)

> 13,968 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,968 km / 8,679 mi / 7,542 nm
- **Estimated flight time**: 17h
- **Heading**: 342° (north northwest)
- **Return heading**: 26° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Sri Lanka) → Canada
- **Intercontinental**: Asia → North America
- **Time difference**: -9.5h (When it's 03:16 in Colombo, it's 17:46 in Markham)
- **Elevation difference**: 620 ft (YKZ is higher than CMB)

## Airports

### [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)

- City: Colombo, Sri Lanka
- ICAO: VCBI
- Timezone: Asia/Colombo
- Coordinates: 7.180000, 79.880000
- Elevation: 30 ft

### [Toronto / Buttonville Municipal Airport (YKZ)](https://www.flightduration.online/airport/ykz-markham-toronto-buttonville-municipal-airport/1ef266de-b0c8-6026-b7b5-06bb2780ed98)

- City: Markham, Canada
- ICAO: CYKZ
- Timezone: America/Toronto
- Coordinates: 43.860000, -79.370000
- Elevation: 650 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 03:16 in Colombo, it's 17:46 in Markham.
With a 9.5-hour time difference, expect significant jet lag.

## Related

- [Bandaranaike International Apt Colombo Airport (CMB)](https://www.flightduration.online/airport/cmb-colombo-bandaranaike-international-apt-colombo-airport/1ef266df-ef5c-65b6-9127-06bb2780ed98)
- [Toronto / Buttonville Municipal Airport (YKZ)](https://www.flightduration.online/airport/ykz-markham-toronto-buttonville-municipal-airport/1ef266de-b0c8-6026-b7b5-06bb2780ed98)
- [Flight duration calculator](/#calculator)