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FLR to WBU: distance & flight time
Florence (Peretola Airport) → Boulder (Boulder Municipal Airport)
5,424 mi
8,728 km · 4,713 nm
11h 6m
estimated nonstop flight time
-8h
time difference · heading northwest
See live FLR→WBU fares Phone-only fares on this route — call free
Flight time details
5,424 miles nonstop takes roughly 11h 6m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- FLR — Peretola Airport · Florence, Italy
- WBU — Boulder Municipal Airport · Boulder, 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 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
Near WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 mi away
Frequently asked questions
How far is FLR from WBU?
The flight distance from Florence (FLR) to Boulder (WBU) is 5,424 miles (8,728 km, 4,713 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FLR to WBU?
A nonstop flight takes about 11h 6m 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 Florence and Boulder?
Boulder is 8 hours behind Florence.
What is the cheapest way to fly from FLR to WBU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FLR–WBU that never appear on search engines, with no booking fees.