# Distance from Cancun (CUN) to Siena (SAY)

> 9,050 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,050 km / 5,623 mi / 4,886 nm
- **Estimated flight time**: 12h
- **Heading**: 47° (northeast)
- **Return heading**: 291° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Mexico) → Italy
- **Intercontinental**: North America → Europe
- **Time difference**: +7h (When it's 09:48 in Cancun, it's 16:48 in Siena)
- **Elevation difference**: 612 ft (SAY is higher than CUN)

## Airports

### [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)

- City: Cancun, Mexico
- ICAO: MMUN
- Timezone: America/Cancun
- Coordinates: 21.040000, -86.880000
- Elevation: 22 ft

### [Siena / Ampugnano Airport (SAY)](https://www.flightduration.online/airport/say-siena-siena-ampugnano-airport/1ef266df-5127-6c2e-a7d4-06bb2780ed98)

- City: Siena, Italy
- ICAO: LIQS
- Timezone: Europe/Rome
- Coordinates: 43.260000, 11.260000
- Elevation: 634 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 09:48 in Cancun, it's 16:48 in Siena.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)
- [Siena / Ampugnano Airport (SAY)](https://www.flightduration.online/airport/say-siena-siena-ampugnano-airport/1ef266df-5127-6c2e-a7d4-06bb2780ed98)
- [Flight duration calculator](/#calculator)