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HOU to SOF: distance & flight time
Houston (William P Hobby Airport) → Sofia (Sofia Airport)
6,105 mi
9,824 km · 5,305 nm
12h 26m
estimated nonstop flight time
+8h
time difference · heading northeast
See live HOU→SOF fares Phone-only fares on this route — call free
Flight time details
6,105 miles nonstop takes roughly 12h 26m 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
- HOU — William P Hobby Airport · Houston, 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 HOU
- IAH · George Bush Intercontinental Houston Airport24 mi away
- EFD · Ellington Airport8 mi away
- AAP · Andrau Airpark19 mi away
- SGR · Sugar Land Regional Airport23 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 HOU from SOF?
The flight distance from Houston (HOU) to Sofia (SOF) is 6,105 miles (9,824 km, 5,305 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HOU to SOF?
A nonstop flight takes about 12h 26m 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 Houston and Sofia?
Sofia is 8 hours ahead of Houston.
What is the cheapest way to fly from HOU to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HOU–SOF that never appear on search engines, with no booking fees.