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SOF to BOI: distance & flight time
Sofia (Sofia Airport) → Boise (Boise Air Terminal/Gowen Field)
5,974 mi
9,615 km · 5,192 nm
12h 11m
estimated nonstop flight time
-9h
time difference · heading northwest
See live SOF→BOI fares Phone-only fares on this route — call free
Flight time details
5,974 miles nonstop takes roughly 12h 11m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- SOF — Sofia Airport · Sofia, Bulgaria
- BOI — Boise Air Terminal/Gowen Field · Boise, United States
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 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
Near BOI
- MUO · Mountain Home Air Force Base40 mi away
- ONO · Ontario Municipal Airport50 mi away
- MYL · McCall Municipal Airport92 mi away
- SUN · Friedman Memorial Airport97 mi away
Frequently asked questions
How far is SOF from BOI?
The flight distance from Sofia (SOF) to Boise (BOI) is 5,974 miles (9,615 km, 5,192 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SOF to BOI?
A nonstop flight takes about 12h 11m 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 Sofia and Boise?
Boise is 9 hours behind Sofia.
What is the cheapest way to fly from SOF to BOI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SOF–BOI that never appear on search engines, with no booking fees.