Need help booking?
Unpublished phone-only deals available
YSL to SOF: distance & flight time
St Leonard (St Leonard Airport) → Sofia (Sofia Airport)
4,208 mi
6,772 km · 3,656 nm
8h 43m
estimated nonstop flight time
—
time difference · heading northeast
See live YSL→SOF fares Phone-only fares on this route — call free
Flight time details
4,208 miles nonstop takes roughly 8h 43m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- YSL — St Leonard Airport · St Leonard, Canada
- 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 YSL
- CAR · Caribou Municipal Airport22 mi away
- WFK · Northern Aroostook Regional Airport24 mi away
- PQI · Northern Maine Regional Airport at Presque Isle34 mi away
- HUL · Houlton International Airport71 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 YSL from SOF?
The flight distance from St Leonard (YSL) to Sofia (SOF) is 4,208 miles (6,772 km, 3,656 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSL to SOF?
A nonstop flight takes about 8h 43m 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 cheapest way to fly from YSL to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSL–SOF that never appear on search engines, with no booking fees.