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SOF to FNL: distance & flight time
Sofia (Sofia Airport) → Fort Collins (Northern Colorado Regional Airport)
5,852 mi
9,418 km · 5,085 nm
11h 56m
estimated nonstop flight time
-9h
time difference · heading northwest
See live SOF→FNL fares Phone-only fares on this route — call free
Flight time details
5,852 miles nonstop takes roughly 11h 56m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- SOF — Sofia Airport · Sofia, Bulgaria
- FNL — Northern Colorado Regional Airport · Fort Collins, 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 SOF
- PDV · Plovdiv International Airport85 mi away
- INI · Nis Airport90 mi away
- SKP · Skopje Alexander the Great Airport105 mi away
- CRA · Craiova Airport115 mi away
Near FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 mi away
Frequently asked questions
How far is SOF from FNL?
The flight distance from Sofia (SOF) to Fort Collins (FNL) is 5,852 miles (9,418 km, 5,085 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SOF to FNL?
A nonstop flight takes about 11h 56m 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 Sofia and Fort Collins?
Fort Collins is 9 hours behind Sofia.
What is the cheapest way to fly from SOF to FNL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SOF–FNL that never appear on search engines, with no booking fees.