Distance between St Louis, MO (STL) and Boston, MA (BOS)
Flight distance from St Louis to Boston (St. Louis Lambert International Airport – Logan International Airport) is 1047 miles / 1684 kilometers / 910 nautical miles. Estimated flight time is 2 hours 28 minutes.
Driving distance from St Louis (STL) to Boston (BOS) is 1191 miles / 1916 kilometers and travel time by car is about 21 hours 5 minutes.
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St Louis - Boston
Map of flight path and driving directions from St Louis to Boston.
Shortest flight path between St. Louis Lambert International Airport (STL) and Logan International Airport (BOS).
How far is Boston from St Louis?
There are several ways to calculate distances between St Louis and Boston. Here are two common methods:
Vincenty's formula (applied above)- 1046.692 miles
- 1684.487 kilometers
- 909.550 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- 1044.273 miles
- 1680.595 kilometers
- 907.449 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 | St. Louis Lambert International Airport |
|---|---|
| City: | St Louis, MO |
| Country: | United States  |
| IATA Code: | STL |
| ICAO Code: | KSTL |
| Coordinates: | 38°44′55″N, 90°22′12″W |
| B | Logan International Airport |
|---|---|
| City: | Boston, MA |
| Country: | United States |
| IATA Code: | BOS |
| ICAO Code: | KBOS |
| Coordinates: | 42°21′51″N, 71°0′18″W |
Time difference and current local times
The time difference between St Louis and Boston is 1 hour. Boston is 1 hour ahead of St Louis.
Time Difference
St Louis, MO
Boston, MA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 154 kg (339 pounds).
Frequent Flyer Miles Calculator
St Louis (STL) → Boston (BOS).
In total
Round trip?