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IPT to SOF: distance & flight time
Williamsport (Williamsport Regional Airport) → Sofia (Sofia Airport)
4,812 mi
7,744 km · 4,181 nm
9h 54m
estimated nonstop flight time
+7h
time difference · heading northeast
See live IPT→SOF fares Phone-only fares on this route — call free
Flight time details
4,812 miles nonstop takes roughly 9h 54m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- IPT — Williamsport Regional Airport · Williamsport, United States
- 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 IPT
- LHV · William T. Piper Memorial Airport27 mi away
- HZL · Hazleton Municipal Airport51 mi away
- SCE · University Park Airport55 mi away
- WBW · Wilkes Barre Wyoming Valley Airport56 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 IPT from SOF?
The flight distance from Williamsport (IPT) to Sofia (SOF) is 4,812 miles (7,744 km, 4,181 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IPT to SOF?
A nonstop flight takes about 9h 54m 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 Williamsport and Sofia?
Sofia is 7 hours ahead of Williamsport.
What is the cheapest way to fly from IPT to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IPT–SOF that never appear on search engines, with no booking fees.