What is the tower frequency at LSZR?

The tower frequency at Altenrhein is 118.65 MHz.

Does LSZR require landing permits?

Yes, landing permits are required for Altenrhein (Switzerland).

Where is LSZR located?

Altenrhein (LSZR) is located in St Gallen, Switzerland.

What is the IATA code for LSZR?

The IATA code for Altenrhein is ACH.

How long is the runway at LSZR?

The main runway at Altenrhein (10/28) measures 4921 X 98.

Does LSZR have an ILS approach?

Yes, Altenrhein has ILS (Instrument Landing System) approaches on runway 10/28.

Is LSZR a port of entry?

Yes, Altenrhein is a port of entry where international flights can clear customs and immigration.

Reference data only — not for flight planning or navigation. Verify with official sources (AIP, NOTAMs, ATC). Full disclaimer

Altenrhein (LSZR/ACH) — St Gallen, Switzerland

Altenrhein (LSZR/ACH) serves St Gallen, Switzerland. This is a mid-sized airport with 3 runways (10/28, 10L/28R). Field elevation is 1306 ft AMSL. Data on this page is maintained by the aviation community — contribute to keep it accurate.

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83% Data Complete 43 of 52 points

Missing: Operations, Contacts

Section Breakdown

Basic Info 7/7

Runways 4/4

Frequencies 3/4

Operations 0/2

Fuel 1/1

Contacts 0/2

Additional Info 8/10

Observed Activity · Aug 11

24 aircraft observed within 6 NM · 16 on the ground · busiest hour 15:00Z

2026-07-292026-08-11

Distinct ADS-B aircraft seen within 6 NM below 10,000 ft AGL per UTC day · community-feed coverage varies · not official movement totals

Data last updated: 2026-08-12

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Basic Airport Information

ICAO: LSZR
Name: Altenrhein
Type: medium_airport
Category: International
Latitude: 47.485001
Longitude: 9.56077
Elevation: 1306 ft
Country: Switzerland
Municipality: St Gallen
IATA Code: ACH
FAA Code: N/A
FIR: N/A
Timezone: Europe/Zurich
Distance from City: 15.4 km
VFR: Yes
IFR: Yes

Runways

Runway 10/28

Designation: 10/28
Dimensions: 4921 X 98
Surface: ASPH
PCN: N/A
Lighting: NULL
NAVAIDs: NULL
Approach Types: ILS CAT I, RNAV (GNSS), VOR/DME
Remarks: N/A

Runway 10L/28R

Designation: 10L/28R
Dimensions: 2657 X 65
Surface: GRASS
PCN: N/A
Lighting: NULL
NAVAIDs: NULL
Approach Types: N/A
Remarks: N/A

Runway 10R/28L

Designation: 10R/28L
Dimensions: 4921 X 98
Surface: ASPH
PCN: N/A
Lighting: YES
NAVAIDs: NULL
Approach Types: N/A
Remarks: N/A

See all airports with ILS approaches in Switzerland →

Frequencies

Tower: 118.650 MHz
Ground: 121.800 MHz
Operations: N/A
Traffic/Approach: N/A
ATIS: 123.775 MHz

Operation Hours

Monday N/A

Tuesday N/A

Wednesday N/A

Thursday N/A

Friday N/A

Saturday N/A

Sunday N/A

Extra Hours On Request: No
Remarks: N/A

Contacts

AIS Tel: N/A
ARO Tel: N/A
MET Tel: N/A
Admin Tel: N/A
Health Tel: N/A
Police Tel: N/A
Authorities Tel: N/A
Website: N/A
Remarks: N/A

Slots / PPR

Slot Required: No
PPR Required: No
PPR Contact: N/A
Remarks: N/A

Fees

Landing Fee: CHF 14.70 per tonne MTOW
Parking Fee: CHF 9.36 per tonne MTOW per 24 hours
Handling Mandatory: Yes
Currency: CHF
Remarks: Standard airport charges apply at St. Gallen-Altenrhein. Contact airport authority for details.

Fuel Information

Fuel Type: Jet A-1
Price/L: N/A
Last Updated: 2026-02-18
Remarks: Fuel available during ATC operating hours at St. Gallen-Altenrhein. Contact handling agent to arrange.

Immigration

Port of Entry: Yes
GENDEC Required: No
GAR Required: No
Remarks: Schengen airport. Customs and immigration for non-Schengen arrivals. Gen dec required 24 hours in advance at St. Gallen-Altenrhein.

See all airports of entry in Switzerland →

Restrictions

Curfew Start: 22:00
Curfew End: 06:30
Noise Chapter Min: Chapter 3
Remarks: Night curfew in effect at St. Gallen-Altenrhein. No operations between 22:00-06:30 local except emergency. Noise abatement procedures apply.

Alternates

LOIH

ICAO: LOIH
Name: Dornbirn
Distance (NM): 8.2
Has IFR: Yes
Port of Entry: No
Immigration Remarks: Within Schengen zone. No border checks for intra-Schengen flights. Non-Schengen arrivals subject to full immigration at Hohenems.

EDNY

ICAO: EDNY
Name: Friedrichshafen
Distance (NM): 11.4
Has IFR: Yes
Port of Entry: Yes
Immigration Remarks: Schengen area international airport. APIS required for non-Schengen flights under BPOLG §31a para II — data transmitted 60 min prior via TYPE B message. Landing permits may be required for private/non-revenue and charter flights

EDTZ

ICAO: EDTZ
Name: Konstanz
Distance (NM): 20.8
Has IFR: Yes
Port of Entry: Yes
Immigration Remarks: Schengen zone. Immigration clearance available for non-Schengen arrivals. Standard EU/EEA border procedures apply.

LSZH

ICAO: LSZH
Name: Zurich
Distance (NM): 41.1
Has IFR: Yes
Port of Entry: Yes
Immigration Remarks: Schengen port of entry. Non-Schengen at dedicated areas. Swiss Border Guard and cantonal police on-site.

EDTD

ICAO: EDTD
Name: Villingen
Distance (NM): 51.2
Has IFR: Yes
Port of Entry: Yes
Immigration Remarks: Schengen zone. Non-EU/third-country flights require 2 HR prior notice for customs clearance.

Airport Services

No services listed for this airport yet.

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Switzerland Permit Requirements

Medium Landing: 3d

Overflight Permit: Conditional
Landing Permit: Conditional
Overflight Lead Time: 5 working days (non-EU/EFTA carriers). EU/EFTA: no permit needed.
Landing Lead Time: 5 working days (non-EU/EFTA commercial). EU/EFTA: no permit needed. Applications must include full aircraft and flight details.

Private / GA Operations:

Private flights generally exempt. Customs required for non-Schengen arrivals.

View Full Switzerland Permit Details

Active NOTAMs

B1389/26 critical

Aerodrome closed

AD CLSD.

2026-08-07 17:10:43 Until further notice

B1365/26 critical

Aerodrome closed

AD CLSD.

2026-07-31 17:10:44 Until further notice

B1407/26 warning

Aerodrome restriction

ARR RESTRICTION FOR ACFT WITH MTOM BLW 3 TONS CNL.

2026-08-11 15:40:58 Until further notice

+6 more active NOTAMs

View all NOTAMs on Map

Nearby Airports

LOIH Dornbirn 8 NM LSZV Sportflugplatz Sitterdorf 12 NM LSZE Bad Ragaz Airport 28 NM LSZX Schänis Airport 28 NM LSZM Mollis Airport 32 NM LSPH Winterthur Airport 32 NM LSPV Wangen-Lachen Airfield 33 NM LSZK Flugplatz Speck-Fehraltorf 33 NM

Compare LSZR with LOIH side by side →

Airport History

Discover the key milestones and historical events that shaped Altenrhein. Our community-powered timeline traces this airport's journey from its origins to the present day.

Explore History

Frequently Asked Questions

What is the tower frequency at LSZR?: The tower frequency at Altenrhein is 118.65 MHz.
What fuel is available at LSZR?: Altenrhein offers Jet A-1.
Does LSZR require landing permits?: Yes, landing permits are required for Altenrhein (Switzerland).
Where is LSZR located?: Altenrhein (LSZR) is located in St Gallen, Switzerland.
What is the IATA code for LSZR?: The IATA code for Altenrhein is ACH.
How long is the runway at LSZR?: The main runway at Altenrhein (10/28) measures 4921 X 98.
Does LSZR have an ILS approach?: Yes, Altenrhein has ILS (Instrument Landing System) approaches on runway 10/28.
Is LSZR a port of entry?: Yes, Altenrhein is a port of entry where international flights can clear customs and immigration.

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