Need help booking?
Unpublished phone-only deals available
BSL to STL: distance & flight time
Mulhouse (EuroAirport Basel-Mulhouse-Freiburg Airport) → St. Louis (St Louis Lambert International Airport)
4,633 mi
7,456 km · 4,026 nm
9h 33m
estimated nonstop flight time
-7h
time difference · heading northwest
See live BSL→STL fares Phone-only fares on this route — call free
Flight time details
4,633 miles nonstop takes roughly 9h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- BSL — EuroAirport Basel-Mulhouse-Freiburg Airport · Mulhouse, France
- STL — St Louis Lambert International Airport · St. Louis, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near BSL
- BOR · Fontaine Airport25 mi away
- ZHI · Grenchen Airport29 mi away
- CMR · Colmar-Houssen Airport37 mi away
- BRN · Bern Belp Airport47 mi away
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is BSL from STL?
The flight distance from Mulhouse (BSL) to St. Louis (STL) is 4,633 miles (7,456 km, 4,026 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BSL to STL?
A nonstop flight takes about 9h 33m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Mulhouse and St. Louis?
St. Louis is 7 hours behind Mulhouse.
What is the cheapest way to fly from BSL to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BSL–STL that never appear on search engines, with no booking fees.