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BOR to SOF: distance & flight time
Belfort (Fontaine Airport) → Sofia (Sofia Airport)
867 mi
1,395 km · 753 nm
2h 21m
estimated nonstop flight time
+1h
time difference · heading east
See live BOR→SOF fares Phone-only fares on this route — call free
Flight time details
867 miles nonstop takes roughly 2h 21m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- BOR — Fontaine Airport · Belfort, France
- SOF — Sofia Airport · Sofia, Bulgaria
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 BOR
- BSL · EuroAirport Basel-Mulhouse-Freiburg Airport25 mi away
- CMR · Colmar-Houssen Airport35 mi away
- ZHI · Grenchen Airport38 mi away
- QNC · Neuchatel Airport49 mi away
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
Frequently asked questions
How far is BOR from SOF?
The flight distance from Belfort (BOR) to Sofia (SOF) is 867 miles (1,395 km, 753 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOR to SOF?
A nonstop flight takes about 2h 21m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from BOR to SOF?
Nonstop service on BOR–SOF depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 21m nonstop estimate.
What is the time difference between Belfort and Sofia?
Sofia is 1 hour ahead of Belfort.
What is the cheapest way to fly from BOR to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOR–SOF that never appear on search engines, with no booking fees.
Why are some BOR to SOF fares phone-only?
Consolidator contracts let us sell certain BOR–SOF tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.