Air Miles Calculator

Distance between Boston, MA (BOS) and St Augustine, FL (UST)

Flight distance from Boston to St Augustine (Logan International Airport – Northeast Florida Regional Airport) is 1030 miles / 1658 kilometers / 895 nautical miles. Estimated flight time is 2 hours 27 minutes.

Driving distance from Boston (BOS) to St Augustine (UST) is 1186 miles / 1908 kilometers and travel time by car is about 21 hours 17 minutes.

Map of flight path and driving directions from Boston to St Augustine.

Shortest flight path between Logan International Airport (BOS) and Northeast Florida Regional Airport (UST).

How far is St Augustine from Boston?

There are several ways to calculate distances between Boston and St Augustine. Here are two common methods:

Vincenty's formula (applied above)
  • 1030.400 miles
  • 1658.268 kilometers
  • 895.393 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
  • 1031.155 miles
  • 1659.483 kilometers
  • 896.049 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).

Airport information


A Logan International Airport
City: Boston, MA
Country: United States Flag of United States
IATA Code: BOS
ICAO Code: KBOS
Coordinates: 42°21′51″N, 71°0′18″W

B Northeast Florida Regional Airport
City: St Augustine, FL
Country: United States Flag of United States
IATA Code: UST
ICAO Code: KSGJ
Coordinates: 29°57′33″N, 81°20′23″W

Time difference and current local times

There is no time difference between Boston and St Augustine.

Time Difference

Boston, MA

 EST

St Augustine, FL

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 153 kg (337 pounds).

Frequent Flyer Miles Calculator

Boston (BOS) → St Augustine (UST).

Distance:
1030
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1030

Round trip?