# Distance between St Louis, MO (STL) and Portland, ME (PWM)

Flight distance from St Louis to Portland (St. Louis Lambert International Airport – Portland International Jetport) is 1096 miles / 1763 kilometers / 952 nautical miles. Estimated flight time is 2 hours 34 minutes.

Driving distance from St Louis (STL) to Portland (PWM) is 1284 miles / 2067 kilometers and travel time by car is about 22 hours 48 minutes.

## Map of flight path and driving directions from St Louis to Portland.

Shortest flight path between St. Louis Lambert International Airport (STL) and Portland International Jetport (PWM).

## How far is Portland from St Louis?

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

Vincenty's formula (applied above)
• 1095.662 miles
• 1763.296 kilometers
• 952.104 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
• 1093.246 miles
• 1759.408 kilometers
• 950.004 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 Portland International Jetport
City: Portland, ME
Country: United States
IATA Code: PWM
ICAO Code: KPWM
Coordinates: 43°38′46″N, 70°18′33″W

## Time difference and current local times

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

CDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 157 kg (345 pounds).

## Frequent Flyer Miles Calculator

St Louis (STL) → Portland (PWM).

Distance:
1096
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1096

Round trip?