Map of flight path from St John's to Union Island.
Shortest flight path between V. C. Bird International Airport (ANU) and Union Island Airport (UNI).
How far is Union Island from St John's?
There are several ways to calculate distances between St John's and Union Island. Here are two common methods:Vincenty's formula (applied above)
- 312.941 miles
- 503.630 kilometers
- 271.939 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 314.476 miles
- 506.100 kilometers
- 273.272 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
There is no time difference between St John's and Union Island.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 71 kg (157 pounds).
Frequent Flyer Miles Calculator
St John's (ANU) → Union Island (UNI).