Airports › Boston

Boston to St Louis

🇺🇸BOS🇺🇸STLBoston Logan International Airport to St. Louis Lambert International AirportDomestic, United States
Distance
1,680 km
1,044 miles
Frequency
80 departures a week
more than one season observed schedule
Airlines
4
Southwest Airlines, American Airlines, American Eagle Airlines, codeshares included

Observations: 12 Sept to 9 Nov 2026. This period describes the flights recorded, not whether the timetable is still valid.

The route

Great circle, 1,680 km
BOSSTL1,680 km
1,680 km (1,044 miles) great-circle, measured between the two airports' published coordinates. The line is the shortest path over the globe, which on a flat map bows away from a straight line.

Airlines on this route

4 airlines with a flight number here

Every airline that puts its own flight number on this route. On a busy pair most of them are codeshare partners selling seats on another airline's aircraft, so this is wider than the list of airlines that actually operate it.

Both airports

How these numbers are measured