Need help booking?
Unpublished phone-only deals available
BYR to ACH: distance & flight time
Laeso (Læsø Airport) → Altenrhein (St Gallen Altenrhein Airport)
679 mi
1,093 km · 590 nm
1h 57m
estimated nonstop flight time
Same time
time difference · heading south
See live BYR→ACH fares Phone-only fares on this route — call free
Flight time details
679 miles nonstop takes roughly 1h 57m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- BYR — Læsø Airport · Laeso, Denmark
- ACH — St Gallen Altenrhein Airport · Altenrhein, Switzerland
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 BYR
- CNL · Sindal Airport33 mi away
- AAL · Aalborg Airport45 mi away
- GSE · Gothenburg City Airport47 mi away
- GOT · Gothenburg-Landvetter Airport55 mi away
Near ACH
- HOH · Hohenems-Dornbirn Airport9 mi away
- FDH · Friedrichshafen Airport13 mi away
- ZRH · Zürich Airport47 mi away
- FMM · Memmingen Allgau Airport47 mi away
Frequently asked questions
How far is BYR from ACH?
The flight distance from Laeso (BYR) to Altenrhein (ACH) is 679 miles (1,093 km, 590 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BYR to ACH?
A nonstop flight takes about 1h 57m 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 cheapest way to fly from BYR to ACH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BYR–ACH that never appear on search engines, with no booking fees.