Need help booking?
Unpublished phone-only deals available
ACH to OTP: distance & flight time
Altenrhein (St Gallen Altenrhein Airport) → Bucharest (Henri Coandă International Airport)
816 mi
1,313 km · 709 nm
2h 14m
estimated nonstop flight time
+1h
time difference · heading east
See live ACH→OTP fares Phone-only fares on this route — call free
Flight time details
816 miles nonstop takes roughly 2h 14m 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
- OTP — Henri Coandă International Airport · Bucharest, Romania
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 OTP
- BBU · Băneasa International Airport5 mi away
- GOZ · Gorna Oryahovitsa Airport100 mi away
- CRA · Craiova Airport110 mi away
- CND · Mihail Kogălniceanu International Airport119 mi away
Frequently asked questions
How far is ACH from OTP?
The flight distance from Altenrhein (ACH) to Bucharest (OTP) is 816 miles (1,313 km, 709 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ACH to OTP?
A nonstop flight takes about 2h 14m 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 Bucharest?
Bucharest is 1 hour ahead of Altenrhein.
What is the cheapest way to fly from ACH to OTP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ACH–OTP that never appear on search engines, with no booking fees.