# Distance from London (LHR) to Rio Mayo (ROY)

> 12,696 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,696 km / 7,889 mi / 6,855 nm
- **Estimated flight time**: 16h
- **Heading**: 226° (southwest)
- **Return heading**: 40° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United Kingdom) → Argentina
- **Intercontinental**: Europe → South America
- **Time difference**: -4h (When it's 09:39 in London, it's 05:39 in Rio Mayo)
- **Elevation difference**: 1,701 ft (ROY is higher than LHR)

## Airports

### [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)

- City: London, United Kingdom
- ICAO: EGLL
- Timezone: Europe/London
- Coordinates: 51.470000, -0.460000
- Elevation: 83 ft

### [Rio Mayo Airport (ROY)](https://www.flightduration.online/airport/roy-rio-mayo-rio-mayo-airport/1ef266df-9308-604e-9118-06bb2780ed98)

- City: Rio Mayo, Argentina
- ICAO: SAWM
- Timezone: America/Argentina/Catamarca
- Coordinates: -45.700000, -70.250000
- Elevation: 1,784 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 09:39 in London, it's 05:39 in Rio Mayo.
The 4-hour time difference may cause some jet lag.

## Related

- [London Heathrow Airport (LHR)](https://www.flightduration.online/airport/lhr-london-london-heathrow-airport/1ef266de-c45a-6b7a-a3bf-06bb2780ed98)
- [Rio Mayo Airport (ROY)](https://www.flightduration.online/airport/roy-rio-mayo-rio-mayo-airport/1ef266df-9308-604e-9118-06bb2780ed98)
- [Flight duration calculator](/#calculator)