# Distance between Seattle, WA (BFI) and St Louis, MO (STL)

Flight distance from Seattle to St Louis (Seattle Boeing Field – St. Louis Lambert International Airport) is 1710 miles / 2751 kilometers / 1486 nautical miles. Estimated flight time is 3 hours 44 minutes.

Driving distance from Seattle (BFI) to St Louis (STL) is 2093 miles / 3368 kilometers and travel time by car is about 34 hours 23 minutes.

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

Shortest flight path between Seattle Boeing Field (BFI) and St. Louis Lambert International Airport (STL).

## How far is St Louis from Seattle?

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

Vincenty's formula (applied above)
• 1709.613 miles
• 2751.355 kilometers
• 1485.613 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
• 1705.807 miles
• 2745.230 kilometers
• 1482.306 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 Seattle Boeing Field
City: Seattle, WA
Country: United States
IATA Code: BFI
ICAO Code: KBFI
Coordinates: 47°31′47″N, 122°18′7″W

B 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

## Time difference and current local times

The time difference between Seattle and St Louis is 2 hours. St Louis is 2 hours ahead of Seattle.

PST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 193 kg (426 pounds).

## Frequent Flyer Miles Calculator

Seattle (BFI) → St Louis (STL).

Distance:
1710
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1710

Round trip?