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TYS to SOF: distance & flight time
Knoxville (McGhee Tyson Airport) → Sofia (Sofia Airport)
5,346 mi
8,604 km · 4,646 nm
10h 57m
estimated nonstop flight time
+7h
time difference · heading northeast
See live TYS→SOF fares Phone-only fares on this route — call free
Flight time details
5,346 miles nonstop takes roughly 10h 57m 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
- TYS — McGhee Tyson Airport · Knoxville, 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 TYS
- MMI · McMinn County Airport43 mi away
- HDI · Hardwick Field62 mi away
- CSV · Crossville Memorial Whitson Field62 mi away
- AVL · Asheville Regional Airport86 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 TYS from SOF?
The flight distance from Knoxville (TYS) to Sofia (SOF) is 5,346 miles (8,604 km, 4,646 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TYS to SOF?
A nonstop flight takes about 10h 57m 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 Knoxville and Sofia?
Sofia is 7 hours ahead of Knoxville.
What is the cheapest way to fly from TYS to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TYS–SOF that never appear on search engines, with no booking fees.