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ACH to SOF: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → Sofia (Sofia Airport)
751 mi
1,208 km · 652 nm
2h 6m
estimated nonstop flight time
+1h
time difference · heading east
See live ACH→SOF fares Phone-only fares on this route — call free
Flight time details
751 miles nonstop takes roughly 2h 6m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
- 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 ACH
- HOH · Hohenems-Dornbirn Airport9 mi away
- FDH · Friedrichshafen Airport13 mi away
- ZRH · Zürich Airport47 mi away
- FMM · Memmingen Allgau Airport47 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 ACH from SOF?
The flight distance from Altenrhein (ACH) to Sofia (SOF) is 751 miles (1,208 km, 652 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to SOF?
A nonstop flight takes about 2h 6m 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 Altenrhein and Sofia?
Sofia is 1 hour ahead of Altenrhein.
What is the cheapest way to fly from ACH to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–SOF that never appear on search engines, with no booking fees.