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SKF to SOF: distance & flight time
San Antonio (Lackland Air Force Base) → Sofia (Sofia Airport)
6,244 mi
10,049 km · 5,426 nm
12h 43m
estimated nonstop flight time
+8h
time difference · heading northeast
See live SKF→SOF fares Phone-only fares on this route — call free
Flight time details
6,244 miles nonstop takes roughly 12h 43m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- SKF — Lackland Air Force Base · San Antonio, 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 SKF
- SSF · Stinson Municipal Airport7 mi away
- SAT · San Antonio International Airport12 mi away
- RND · Randolph Air Force Base21 mi away
- AUS · Austin Bergstrom International Airport78 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 SKF from SOF?
The flight distance from San Antonio (SKF) to Sofia (SOF) is 6,244 miles (10,049 km, 5,426 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SKF to SOF?
A nonstop flight takes about 12h 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 time difference between San Antonio and Sofia?
Sofia is 8 hours ahead of San Antonio.
What is the cheapest way to fly from SKF to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SKF–SOF that never appear on search engines, with no booking fees.