SkyAlps

The regional airline from South Tyrol: based at the small Alpine airport of Bolzano, an all-De Havilland Dash 8-400 fleet and direct flights from Bolzano to Germany, Austria and many vacation regions.

Also known as: Sky Alps S.r.l. · skyalps · BQ

ItalyItalyRegional airlinesIATA: BQICAO: SWU12 min read

BQ

IATA code

SWU

ICAO code

Q400

only aircraft type

2021

first scheduled flight from Bolzano

Key takeaways

  • SkyAlps is South Tyrol’s regional airline, headquartered and based at Bolzano Airport.
  • Codes: IATA BQ, ICAO SWU, callsign “SKYALPS”.
  • The fleet consists only of Dash 8-400s – a turboprop that copes with the short runway and the approach through the Adige Valley.
  • With its own AOC since January 2023: Before that, the Maltese charter airline Luxwing operated the flights.
  • In Germany, you see SkyAlps mainly at airports such as Hanover, Düsseldorf, Hamburg, Berlin and, seasonally, Dresden or Kassel.
Contents
  1. 1.SkyAlps at a glance
  2. 2.Codes and callsign
  3. 3.From virtual provider to its own airline
  4. 4.The fleet: only the Dash 8-400
  5. 5.Home base Bolzano: an Alpine airport with character
  6. 6.How to recognize SkyAlps
  7. 7.2025: grounding and leased aircraft
  8. 8.Route network: South Tyrol and vacation destinations
  9. 9.Spotting SkyAlps in Germany and Austria
  10. 10.SkyAlps in comparison
  11. 11.Common mix-ups
  12. 12.Conclusion

Profile

IATA codeBQ
ICAO codeSWU
CallsignSKYALPS
HubsBZO
Business modelRegional airline with direct flights from Bolzano, focused on tourism to South Tyrol and vacation destinations
HeadquartersBolzano, South Tyrol (Italy)
Founded2019/2020 on the initiative of entrepreneur Josef Gostner
First flightJune 17, 2021 (Bolzano to Olbia and Ibiza)
Own AOCsince January 16, 2023, issued by the Italian aviation authority ENAC
GroupPart of the Fri-El Green Power group, an Italian renewable energy producer
BaseBolzano Airport (BZO)
Fleetexclusively De Havilland Canada Dash 8-400 (Q400), with up to 76 seats according to SkyAlps
Alliancenone

How to recognize the airline

Is that really SkyAlps?

Check off everything that applies to the aircraft you’re looking at right now.

  • Always a Dash 8-400 turboprop: high wing with T-tail and six-bladed propellers
  • Lowercase brand name “skyalps” on the fuselage
  • Very long, slender engine nacelles that the main landing gear retracts into
  • Flight number with BQ, SWU on the tracker and “SKYALPS” on the radio
  • Almost every flight starts or ends in Bolzano (BZO), an Alpine airport with a short runway
  • In times of shortages, leased aircraft from other operators sometimes fly under a SkyAlps flight number

When a turboprop with the “skyalps” titles suddenly shows up at a big German airport among all the Airbus and Boeing jets, you have a rather rare visitor in front of your lens. SkyAlps is the regional airline from South Tyrol, flies exclusively the Dash 8-400 and is based at one of the most unusual airports in the Alps: Bolzano. This page shows you how the airline is set up, how to recognize it reliably and where your chances of a sighting are best.

The Q400 from South Tyrol in your hangar

With Planetrack, you log sightings with photo, registration, type, airline and spot – and see in your hangar which SkyAlps aircraft you’re still missing. Planetrack is launching soon – join the waitlist and get early access.

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SkyAlps at a glance

SkyAlps is an Italian regional airline headquartered in Bolzano. Behind it is South Tyrolean entrepreneur Josef Gostner: in 2019, through ABD Holding, he took over Bolzano Airport, which the Province of South Tyrol had given up. At the same time, the idea of its own airline emerged, one that would connect South Tyrol regularly with the rest of Europe again and, above all, bring vacationers directly into the region. According to its own information, SkyAlps today belongs to the Fri-El Green Power group, an Italian renewable energy producer.

The start was bumpy. The first flight was planned for May 2020, but the COVID pandemic and closed borders pushed everything back by more than a year. Then on June 17, 2021, it began – with flights from Bolzano to Olbia in Sardinia and to Ibiza. Shortly afterward, the first connections to Germany were added, with Berlin one of the first routes.

That made SkyAlps the first airline in years to serve Bolzano with scheduled flights again. Previously, Swiss Darwin Airline had flown the route to Rome until 2015; after that, the airport mostly saw charter traffic.

BQIATA code in the flight number
SWUICAO code on the tracker
BZOHome base Bolzano

Codes and callsign

  • IATA code BQ: appears in the flight number, on departure boards and on the ticket.
  • ICAO code SWU: shows up in the air traffic control flight plan and on flight trackers.
  • Callsign SKYALPS: this is how the crew checks in on the radio.

With SkyAlps in particular, it pays to keep the flight number and the operating airline apart. In several phases, flights under a SkyAlps flight number have been operated by other companies – first permanently, later as a stopgap. More on that shortly.

Reading the tracker correctly

If the tracker shows a code other than SWU for a BQ flight, a leased aircraft is flying. That’s worth noting, because then you may not see any SkyAlps livery at all. How to read ADS-B data sensibly is explained in the guide to flight tracking for spotters.

From virtual provider to its own airline

For the first year and a half, SkyAlps was something like a virtual airline: brand, schedule and sales were with SkyAlps, but flight operations were handled by the Maltese charter airline Luxwing. It provided the air operator certificate (AOC) and used Dash 8-400s for SkyAlps.

On January 16, 2023, SkyAlps then received its own AOC and operating license from the Italian aviation authority ENAC. Since then, the airline has operated under its own responsibility. For spotters, that is an important dividing line: photos and sightings from the period up to January 2023 strictly speaking belong to a different operator, even if the aircraft already carried “skyalps” on the fuselage.

Period Who flies What you can infer
June 2021 to January 2023 Luxwing (Malta) on behalf of SkyAlps Brand SkyAlps, operator Luxwing
since January 16, 2023 SkyAlps with its own ENAC AOC SkyAlps is the operator itself
at times, e.g. 2024 and 2025 Wet-lease partner under BQ flight number Leased aircraft, often a different livery

How such arrangements work and why airlines lease aircraft along with crew is explained in the article on wet lease.

The fleet: only the Dash 8-400

SkyAlps relies on a single type: the De Havilland Canada Dash 8-400, better known as the Q400. According to SkyAlps, the entire fleet consists of this turboprop, and the cabin offers up to 76 seats. The “Q” stands for “quiet” – the aircraft has a system that dampens noise and vibration in the cabin.

How many Q400s SkyAlps operates exactly fluctuates. According to the company history, there were eight aircraft in active service in 2024; individual aircraft were later grounded at times. That’s why we don’t give a fixed number here.

Feature Dash 8-400 at SkyAlps
Manufacturer De Havilland Canada, formerly Bombardier
Propulsion Two Pratt & Whitney Canada turboprops with six-bladed propellers
Seats up to 76 according to SkyAlps
Design High wing with T-tail
Use Short- and medium-haul from Bolzano

The Q400 is a further development of the Dash 8 family, which began with the Dash 8-100 and grew via the Dash 8-300 into the much longer and faster 400. Today De Havilland Canada manages the program, and the engines come from Pratt & Whitney.

Why this particular type? SkyAlps names two reasons: the technical characteristics suit the difficult approach into Bolzano, and on short routes the turboprop produces fewer emissions and is quieter than a comparable regional jet, according to SkyAlps. In addition, SkyAlps announced in 2023 that it would equip the fleet with winglets – so watch whether “your” Q400 already has them. How to tell wingtip devices apart in general is shown in the post on winglets and sharklets.

Q400 on the wish list

Put SkyAlps or individual registrations on your wish list and get notified when they approach or land near you. Planetrack is launching soon – join the waitlist.

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Home base Bolzano: an Alpine airport with character

Bolzano Airport (IATA BZO, ICAO LIPB) lies a few kilometers south of the city in the Adige Valley, surrounded by mountains. It has only one short asphalt runway. At the end of 2021 it was extended; according to SkyAlps, it grew from 1,293 to 1,462 meters (other sources give slightly less) and was also widened. Flight operations were suspended during the construction work and resumed in December 2021. For comparison: at big hubs, runways are often more than twice as long.

The airport has a turbulent political history. In 2016, a clear majority of South Tyroleans rejected an expansion with public money in a referendum, and the province withdrew as a result. In 2019, the airport went to private investors – and with that began the story of SkyAlps. Besides civil aviation, Italian Army aviation as well as helicopters of the Guardia di Finanza and Carabinieri also use the airport. Passenger numbers have risen significantly since then but are still in the range of a small regional airport.

For spotters, that’s exactly the appeal: a turboprop against a Dolomites backdrop is a completely different subject from a jet over flat farmland. If you’re enthusiastic about mountain airfields, also check out the post on Courchevel and the altiports in the Alps.

Good to know

In Bolzano, SkyAlps is the defining airline at the airport. If you specifically want to see SkyAlps aircraft in larger numbers, you have the best chances here – in the morning before the first rotations start, and in the evening when the aircraft return.

How to recognize SkyAlps

The first hurdle is the type. At German airports, the Dash 8-400 is often confused with the ATR 72, which is also a twin-engine high-wing aircraft with a T-tail. A few features tell the two apart reliably:

Points to the Dash 8-400

  • Very long engine nacelles reaching far to the rear
  • Main landing gear retracts into the nacelles, so it stands tall and long under the wing
  • Six-bladed propellers
  • Slender, long fuselage with a raised nose

Points to the ATR 72

  • Shorter, more compact engine nacelles
  • Landing gear in fairings on the side of the lower fuselage
  • Likewise six-bladed propellers on the ATR 72-500 and -600, four-bladed on the older ATR 72-200
  • Overall a stubbier-looking silhouette

The guide Telling ATRs and Dash 8s apart explains in detail what to look for. The page on the ATR 72-600 lets you make a direct comparison.

Once you’ve established it’s a Q400, the titles help further: SkyAlps spells itself in lowercase in its brand style, so “skyalps”. After that, the registration decides. Precisely because the fleet is small and individual aircraft have changed operators, a photo where the registration is legible is worthwhile. How registrations are built is explained in Understanding aircraft registrations.

Identify the type

Long nacelles with the landing gear inside and six propeller blades: a Dash 8-400.

Check the titles

“skyalps” on the fuselage shows the brand – but not necessarily the operator yet.

Cross-check with the tracker

SWU on the tracker means SkyAlps is flying itself. A different code points to wet lease.

Log the registration

Record the registration. It stays unambiguous even if the aircraft later changes operators.

2025: grounding and leased aircraft

In early 2025, SkyAlps had to absorb a hard blow. After an inspection at the end of February, the Italian aviation authority ENAC temporarily grounded seven Dash 8-400s in early March because it had found discrepancies in the maintenance records. To keep the schedule going, SkyAlps leased aircraft with crew from other operators. At the end of April 2025, its own aircraft gradually returned to service, according to reports.

For spotters, this phase was an unusual opportunity: under BQ flight numbers, aircraft in other airlines’ liveries showed up. As early as 2024, a different turboprop type had been flying for SkyAlps at times, an ATR 42-500 from a wet-lease partner. If you have sightings from that time in your archive, you should label them cleanly with operator and registration – the flight number alone leads you astray here.

Route network: South Tyrol and vacation destinations

SkyAlps’ network is oriented toward Bolzano. According to SkyAlps, the airline connects South Tyrol with more than 20 destinations in Europe. Three kinds of connections are typical:

  • Germany and neighboring countries to Bolzano: Vacationers fly directly to South Tyrol, for example from Hanover, Düsseldorf, Hamburg or Berlin, seasonally also from Dresden or Kassel.
  • Bolzano to vacation destinations: In summer, flights go to Sardinia or the Adriatic, among other places.
  • Routes without Bolzano: Individual connections, such as from Salzburg or Klagenfurt to Rome, run seasonally without going through the home base.

In addition, according to SkyAlps, there are public service obligation (PSO) flights, for example from Mostar in Bosnia and Herzegovina or to Crotone in Calabria. On its own website, SkyAlps also highlights destinations such as Paris, Prague, London and Antwerp.

Important: the network of a small regional airline changes quickly. Routes come and go from season to season, and some destinations are served only a few times a week. So always check the current schedule before you set out.

Spotting SkyAlps in Germany and Austria

German airports usually see SkyAlps only a few times a week. That’s exactly why a sighting at a big airport is a nice catch. You have good chances at airports that were served year-round most recently:

In Austria, you see SkyAlps seasonally at Salzburg Airport, where the observation deck offers a good overview, and in Klagenfurt.

Good chances for SkyAlps if …

  • your airport has a connection to Bolzano in the current schedule
  • you’ve checked the specific flight day and time on the tracker beforehand
  • it’s ski or summer season and demand for South Tyrol is high

Check beforehand if …

  • you’re planning based on older spotter reports
  • the route is flown only seasonally or as a charter

Probably not a SkyAlps day if …

  • there’s no BQ flight scheduled on that day of the week

Because turboprops approach rather slowly, you can get them in the frame easily. For effective photos, the propellers should be turning rather than looking frozen – how to choose the right shutter speed is explained in Photographing propeller aircraft. And so you stand on the right side of the airport, it pays to take a look at the runway direction in use beforehand.

Safety and rules

Only take photos from publicly accessible areas. Fences, barriers and security areas are off-limits, and drones have no business near airports. What the law says is explained in the article Is plane spotting allowed?.

SkyAlps in comparison

In Italy, SkyAlps is not the only airline with a regional focus. Air Dolomiti from Verona, as a Lufthansa subsidiary, flies Embraer jets to the hubs Munich and Frankfurt – a different model from SkyAlps’ direct flights. ITA Airways, in turn, is the country’s big network carrier. From Austria, you also know the Dash 8-400 from Austrian Airlines, which used the type for a long time.

If you’re looking for more Q400 operators, in Canada you’ll find Porter Airlines, an airline that has used the type in a defining way. The post Regional airlines in Europe gives an overview of smaller companies.

Common mix-ups

  • Taking a Q400 for an ATR 72 – nacelle length and landing gear reliably tell the two types apart.
  • Equating a BQ flight number with a SkyAlps aircraft – on wet lease, a different aircraft flies, often in a different livery.
  • Assigning early photos to SkyAlps as operator – until January 2023, Luxwing was the operator.
  • Confusing SkyAlps with Air Dolomiti – both have the Alps in their name, but Air Dolomiti flies Embraer jets for the Lufthansa Group.
  • Assuming a fixed fleet size – the number of active Q400s has changed several times.

Keep an eye on SkyAlps

Follow the airline or individual registrations and get notified on approach or landing. With the sun position planner, you find the best light, and you post your sighting right away with type, registration and spot. Planetrack is launching soon – join the waitlist and get early access.

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Conclusion

SkyAlps is a young, small airline with a clear mission: connecting South Tyrol directly to Europe. For spotters, it offers a rare combination of an unusual home airport, a uniform turboprop fleet and an eventful history – from virtual provider with Luxwing through its own AOC to the 2025 grounding. If you note registration and tracker code, you assign every sighting cleanly.

Quick verdict

SkyAlps (IATA BQ, ICAO SWU) is South Tyrol’s regional airline, based in Bolzano with a pure fleet of Dash 8-400s. In Germany it is a rather rare visitor – with the current schedule and a tracker, you can still catch it.

Summary

  • You recognize SkyAlps by the Dash 8-400 turboprop with the “skyalps” titles and the fact that almost every connection runs via Bolzano.
  • What makes it interesting for spotters is the mix of a rare type at big airports and an unusual home base in the Alps.
  • The fleet is small; at times wet-lease aircraft from other operators fly for SkyAlps – registration and tracker code clarify who is really flying.
  • Routes and frequencies change a lot with the seasons. Check the current schedule before every trip.

Frequently asked questions

What are SkyAlps’ IATA and ICAO codes?

SkyAlps’ IATA code is BQ, its ICAO code SWU. On the radio, the crew uses the callsign “SKYALPS”. If a leased aircraft from another operator flies for SkyAlps, a different ICAO code may also show up on the tracker.

Which aircraft does SkyAlps fly?

SkyAlps uses exclusively the De Havilland Canada Dash 8-400, also known as the Q400. According to SkyAlps, it offers up to 76 seats. The turboprop is suited to the short runway in Bolzano and the approach through the narrow Alpine valley. During outages, SkyAlps has at times used aircraft from other airlines on wet lease.

Since when has SkyAlps existed?

The idea arose in 2019, after South Tyrolean entrepreneur Josef Gostner took over Bolzano Airport. The start planned for May 2020 was postponed because of the COVID pandemic. The first flight went on June 17, 2021 from Bolzano to Olbia and Ibiza. Since January 16, 2023, SkyAlps has flown with its own air operator certificate.

What does Luxwing have to do with SkyAlps?

Luxwing is a charter airline from Malta. Before SkyAlps had its own AOC, Luxwing operated the Dash 8-400 flights on behalf of SkyAlps. Since January 2023, SkyAlps has flown under its own license from the Italian authority ENAC.

Is SkyAlps part of an alliance?

No. SkyAlps is not a member of Star Alliance, oneworld or SkyTeam. The airline mainly sells direct flights to and from Bolzano as well as hotel packages through its travel brand.

Where can I spot SkyAlps in Germany?

SkyAlps connects Bolzano with several German airports, most recently Hanover, Düsseldorf, Hamburg and Berlin, among others, and seasonally also Dresden and Kassel. Frequencies are low – often only a few flights a week. So plan with the current schedule and a flight tracker.

Why does SkyAlps fly with propellers instead of jets?

Bolzano Airport has only a short runway and lies in the Adige Valley between high mountains. The Dash 8-400 is well suited to such conditions. According to SkyAlps, it also produces significantly lower emissions on short routes than comparable regional jets and is quieter on takeoff and landing.

What happened at SkyAlps in 2025?

In early 2025, the Italian aviation authority ENAC temporarily grounded several SkyAlps aircraft over discrepancies in the maintenance records. SkyAlps kept the schedule going with leased aircraft from other operators. From the end of April 2025, its own aircraft gradually returned, according to reports.

Keep an eye on SkyAlps

Watch the airline or individual registrations and get notified on approach or landing – and post your sighting with type, registration and spot. Planetrack is launching soon – join the waitlist and get early access.

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Planetrack editorial team

The airline database is built from our own observations, community sightings and publicly available sources. Fleets, routes and owners change all the time – confirmed details are in the profile, and anything subject to change is marked as such.

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