Air Miles Calculator

Distance between St Louis, MO (STL) and Dayton, OH (DAY)

Distance from St Louis to Dayton (St. Louis Lambert International Airport – Dayton International Airport) is 339 miles / 545 kilometers / 295 nautical miles.

How far is Dayton from St Louis?

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

Vincenty's formula (applied above)
  • 338.943 miles
  • 545.477 kilometers
  • 294.534 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
  • 338.185 miles
  • 544.255 kilometers
  • 293.874 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).

Flight duration

Estimated flight time from St. Louis Lambert International Airport (STL) to Dayton International Airport (DAY) is 1 hour 8 minutes.

Time difference and current local times

The time difference between St Louis and Dayton is 1 hour. Dayton is 1 hour ahead of St Louis.

Time Difference

St Louis
Dayton

St Louis, MO

 CST

Dayton, OH

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 73 kg (161 pounds).

Airport information


A St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

B Dayton International Airport
City: Dayton, OH
Country: United States Flag of United States
IATA Code: DAY
ICAO Code: KDAY
Coordinates: 39°54′8″N, 84°13′9″W

Map

St Louis to Dayton flight map.

Frequent Flyer Miles Calculator

St Louis (STL) → Dayton (DAY).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
339
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
339

Round trip?