# Distance from Chicago (ORD) to Tununak (TNK)

> 5,393 km · estimated flight time 7h · Long-haul route.

## Summary

- **Distance**: 5,393 km / 3,351 mi / 2,912 nm
- **Estimated flight time**: 7h
- **Heading**: 320° (northwest)
- **Return heading**: 76° (east northeast)
- **Classification**: Long-haul
- **Type**: Domestic (United States)
- **Time difference**: -3h (When it's 22:27 in Chicago, it's 19:27 in Tununak)
- **Elevation difference**: 618 ft (TNK is lower than ORD)

## Airports

### [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)

- City: Chicago, United States
- ICAO: KORD
- Timezone: America/Chicago
- Coordinates: 41.980000, -87.910000
- Elevation: 680 ft

### [Tununak Airport (TNK)](https://www.flightduration.online/airport/tnk-tununak-tununak-airport/1ef266df-8a12-6002-a449-06bb2780ed98)

- City: Tununak, United States
- ICAO: POKA
- Timezone: America/Nome
- Coordinates: 60.570000, -165.250000
- Elevation: 62 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 22:27 in Chicago, it's 19:27 in Tununak.
The 3-hour time difference may cause some jet lag.

## Related

- [Chicago O'Hare International Airport (ORD)](https://www.flightduration.online/airport/ord-chicago-chicago-ohare-international-airport/1ef266df-3115-6742-b012-06bb2780ed98)
- [Tununak Airport (TNK)](https://www.flightduration.online/airport/tnk-tununak-tununak-airport/1ef266df-8a12-6002-a449-06bb2780ed98)
- [Flight duration calculator](/#calculator)