# Distance from Hanoi (HAN) to Lemmon (LEM)

> 12,036 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,036 km / 7,479 mi / 6,499 nm
- **Estimated flight time**: 15h
- **Heading**: 20° (north northeast)
- **Return heading**: 333° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Vietnam) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -13h (When it's 16:35 in Hanoi, it's 03:35 in Lemmon)
- **Elevation difference**: 2,534 ft (LEM is higher than HAN)

## Airports

### [Noi Bai International Airport (HAN)](https://www.flightduration.online/airport/han-hanoi-noi-bai-international-airport/1ef266df-f632-63cc-97d4-06bb2780ed98)

- City: Hanoi, Vietnam
- ICAO: VVNB
- Timezone: Asia/Ho_Chi_Minh
- Coordinates: 21.220000, 105.810000
- Elevation: 39 ft

### [Lemmon Municipal Airport (LEM)](https://www.flightduration.online/airport/lem-lemmon-lemmon-municipal-airport/1ef266df-2736-6ae6-beaf-06bb2780ed98)

- City: Lemmon, United States
- ICAO: KLEM
- Timezone: America/Denver
- Coordinates: 45.920000, -102.110000
- Elevation: 2,573 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 16:35 in Hanoi, it's 03:35 in Lemmon.
With a 13-hour time difference, expect significant jet lag.

## Related

- [Noi Bai International Airport (HAN)](https://www.flightduration.online/airport/han-hanoi-noi-bai-international-airport/1ef266df-f632-63cc-97d4-06bb2780ed98)
- [Lemmon Municipal Airport (LEM)](https://www.flightduration.online/airport/lem-lemmon-lemmon-municipal-airport/1ef266df-2736-6ae6-beaf-06bb2780ed98)
- [Flight duration calculator](/#calculator)