# Distance from Colombo (CMB) to Riverside (RIV)

> 15,105 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,105 km / 9,386 mi / 8,156 nm
- **Estimated flight time**: 19h
- **Heading**: 21° (north northeast)
- **Return heading**: 335° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Sri Lanka) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12.5h (When it's 01:05 in Colombo, it's 12:35 in Riverside)
- **Elevation difference**: 1,506 ft (RIV 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

### [March Arb Airport (RIV)](https://www.flightduration.online/airport/riv-riverside-march-arb-airport/1ef266df-3533-6608-b7a5-06bb2780ed98)

- City: Riverside, United States
- ICAO: KRIV
- Timezone: America/Los_Angeles
- Coordinates: 33.880000, -117.260000
- Elevation: 1,536 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 01:05 in Colombo, it's 12:35 in Riverside.
With a 12.5-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)
- [March Arb Airport (RIV)](https://www.flightduration.online/airport/riv-riverside-march-arb-airport/1ef266df-3533-6608-b7a5-06bb2780ed98)
- [Flight duration calculator](/#calculator)