Need help booking?
Unpublished phone-only deals available
LHR to FLO: distance & flight time
London (London Heathrow Airport) → Florence (Florence Regional Airport)
3,981 mi
6,407 km · 3,459 nm
8h 16m
estimated nonstop flight time
-5h
time difference · heading west
See live LHR→FLO fares Phone-only fares on this route — call free
Flight time details
3,981 miles nonstop takes roughly 8h 16m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- LHR — London Heathrow Airport · London, United Kingdom
- FLO — Florence Regional Airport · Florence, 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 LHR
- LGW · London Gatwick Airport25 mi away
- NHT · RAF Northolt6 mi away
- HYC · Wycombe Air Park18 mi away
- FAB · Farnborough Airport19 mi away
Near FLO
- HVS · Hartsville Regional Airport27 mi away
- HCW · Cheraw Municipal Airport/Lynch Bellinger Field39 mi away
- SSC · Shaw Air Force Base45 mi away
- LBT · Lumberton Regional Airport48 mi away
Frequently asked questions
How far is LHR from FLO?
The flight distance from London (LHR) to Florence (FLO) is 3,981 miles (6,407 km, 3,459 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LHR to FLO?
A nonstop flight takes about 8h 16m 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 London and Florence?
Florence is 5 hours behind London.
What is the cheapest way to fly from LHR to FLO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LHR–FLO that never appear on search engines, with no booking fees.