# Distance from Cascais Airport (CAT) to Honolulu (HNL)

> 12,578 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,578 km / 7,815 mi / 6,791 nm
- **Estimated flight time**: 16h
- **Heading**: 328° (north northwest)
- **Return heading**: 26° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Portugal) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -11h (When it's 23:35 in Cascais Airport, it's 12:35 in Honolulu)
- **Elevation difference**: 312 ft (HNL is lower than CAT)

## Airports

### [Cascais Airport (CAT)](https://www.flightduration.online/airport/cat-cascais-airport/1ef266df-5574-614c-8750-06bb2780ed98)

- City: Cascais Airport, Portugal
- ICAO: LPCS
- Timezone: Europe/Lisbon
- Coordinates: 38.730000, -9.360000
- Elevation: 325 ft

### [Daniel K Inouye International Airport (HNL)](https://www.flightduration.online/airport/hnl-honolulu-daniel-k-inouye-international-airport/1ef266df-8953-6d78-a54a-06bb2780ed98)

- City: Honolulu, United States
- ICAO: PHNL
- Timezone: Pacific/Honolulu
- Coordinates: 21.320000, -157.920000
- Elevation: 13 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 23:35 in Cascais Airport, it's 12:35 in Honolulu.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Cascais Airport (CAT)](https://www.flightduration.online/airport/cat-cascais-airport/1ef266df-5574-614c-8750-06bb2780ed98)
- [Daniel K Inouye International Airport (HNL)](https://www.flightduration.online/airport/hnl-honolulu-daniel-k-inouye-international-airport/1ef266df-8953-6d78-a54a-06bb2780ed98)
- [Flight duration calculator](/#calculator)