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STL to FLR: distance & flight time
St. Louis (St Louis Lambert International Airport) → Florence (Peretola Airport)
4,927 mi
7,930 km · 4,282 nm
10h 8m
estimated nonstop flight time
+7h
time difference · heading northeast
See live STL→FLR fares Phone-only fares on this route — call free
Flight time details
4,927 miles nonstop takes roughly 10h 8m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- STL — St Louis Lambert International Airport · St. Louis, United States
- FLR — Peretola Airport · Florence, Italy
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 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
Near FLR
- SAY · Siena-Ampugnano Airport38 mi away
- PSA · Pisa International Airport41 mi away
- BLQ · Bologna Guglielmo Marconi Airport50 mi away
- FRL · Forlì Airport51 mi away
Frequently asked questions
How far is STL from FLR?
The flight distance from St. Louis (STL) to Florence (FLR) is 4,927 miles (7,930 km, 4,282 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to FLR?
A nonstop flight takes about 10h 8m 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 St. Louis and Florence?
Florence is 7 hours ahead of St. Louis.
What is the cheapest way to fly from STL to FLR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–FLR that never appear on search engines, with no booking fees.