Wizz Air

Hungary’s low-cost airline from Budapest: an all-Airbus fleet centered on the A321neo, three companies with HA-, 9H- and G- registrations and a network stretching from Central and Eastern Europe to the Middle East.

Also known as: Wizz Air Hungary · Wizz Air Holdings · Wizz Air Malta · Wizz Air UK · Wizz · W6

HungaryHungaryLow-cost carriersIATA: W6ICAO: WZZ12 min read

W6

IATA code

WZZ

ICAO code

~260

Aircraft in the group (mid-2026)

239

Seats in the A321neo

Key takeaways

  • Wizz Air is a Hungarian low-cost airline with its operational headquarters in Budapest and does not belong to any alliance.
  • Codes: IATA W6, ICAO WZZ, callsign “WIZZ AIR” – the subsidiaries have their own codes.
  • All-Airbus fleet: Wizz Air flies only the A320 family, with a clear focus on the A321neo.
  • Three companies, three registration prefixes: HA- for Hungary, 9H- for Malta and G- for the United Kingdom.
  • Also the A321XLR since 2025: the long-range version of the A321neo is among the most exciting subjects in the fleet.
Contents
  1. 1.Wizz Air at a glance
  2. 2.Codes and callsign
  3. 3.Three companies under one brand
  4. 4.The fleet: pure Airbus A320 family
  5. 5.The engine problem: why many neos are on the ground
  6. 6.A320, A321 or A321neo? How to tell them apart
  7. 7.How to recognize Wizz Air
  8. 8.Spotting Wizz Air in Germany
  9. 9.Common mix-ups
  10. 10.Conclusion

Profile

IATA codeW6
ICAO codeWZZ
CallsignWIZZ AIR
HubsBUD
Business modelLow-cost airline with point-to-point service on short and medium-haul routes
HeadquartersBudapest, Hungary (operational); the holding company is registered in Jersey
Founded2003 by József Váradi, first flight on May 19, 2004 from Katowice (Poland)
GroupWizz Air Holdings with Wizz Air Hungary, Wizz Air Malta and Wizz Air UK
Main baseBudapest (BUD), plus numerous bases mainly in Central and Eastern Europe
Alliancenone
Fleet (as of mid-2026)About 260 aircraft of the Airbus A320 family, a good two-thirds of them A321neos
Aircraft typesAirbus A320, A320neo, A321, A321neo and A321XLR
RegistrationHA- (Wizz Air Hungary), 9H- (Wizz Air Malta), G- (Wizz Air UK)
Stock exchangeListed on the London Stock Exchange since February 2015

How to recognize the airline

Is that really Wizz Air?

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

  • White fuselage with “wizz” titles in bold shades of pink and violet
  • Always an Airbus of the A320 family – there are no Boeings at Wizz Air
  • Very often the long A321neo with large engines and 239 seats
  • The registration reveals the company: HA- Hungary, 9H- Malta, G- United Kingdom
  • Flight number with W6, on the tracker WZZ, WMT or WUK depending on the company
  • On the radio Wizz Air Hungary identifies as “WIZZ AIR,” Wizz Air UK as “WIZZ GO”

Pink, violet and almost always a long A321neo: Wizz Air is one of those airlines you see at many German airports without it having a base here. Behind the uniform look are three companies with registrations from Hungary, Malta and the UK, an all-Airbus fleet and, with the A321XLR, even a type that so far only a few airlines fly. This page shows you how to place Wizz Air cleanly and spot the details that make a sighting interesting.

Every A321neo individually in your hangar

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Wizz Air at a glance

Wizz Air is a Hungarian low-cost airline with its operational headquarters in Budapest. It was founded in 2003 by József Váradi, who had previously headed the then Hungarian state airline Malév and still leads Wizz Air today. The first flight took off on May 19, 2004 – and not in Hungary but in Katowice, Poland. That says a lot about the concept: from the start Wizz Air was aimed at all of Central and Eastern Europe, not just its home country.

Wizz Air Holdings has been listed on the London Stock Exchange since February 2015. Measured by passengers, Wizz Air is one of the largest low-cost airlines in Europe; in 2025 it carried more than 68 million passengers according to the company. That puts Wizz Air in third place among European low-cost carriers, behind Ryanair and easyJet.

Like most low-cost airlines, Wizz Air works without a classic hub. Budapest is the home base, but aircraft and crews are spread across numerous bases – mainly in Poland, Romania, Hungary, the Balkans and Italy. From there Wizz Air flies directly to western Europe, the Mediterranean region and the Middle East. The airline does not belong to any alliance.

W6IATA code in the flight number
WZZICAO code of Wizz Air Hungary
HA-Registration prefix from Hungary

Codes and callsign

  • IATA code W6: appears in the flight number – on the departure board, on the ticket and in most schedules.
  • ICAO code WZZ: appears in the air traffic control flight plan and on flight trackers for flights by Wizz Air Hungary.
  • Callsign WIZZ AIR: this is how the crew identifies itself on the radio.

As with Ryanair, the same holds here: the flight number doesn’t reliably tell you which company is actually flying. Many flights with a W6 number are now operated by Wizz Air Malta. On the tracker you then see the code WMT instead of WZZ. What exactly distinguishes IATA and ICAO codes is explained in the article IATA and ICAO codes explained; you will find the difference between callsign and flight number under Callsign and flight number.

Reading the tracker correctly

Pay attention to the ICAO callsign instead of the flight number: WZZ stands for Hungary, WMT for Malta, WUK for the United Kingdom. That way you know before landing which registration prefix to expect. How to use ADS-B data sensibly is shown in the guide to flight tracking for spotters.

Three companies under one brand

Wizz Air is not a single airline but a group. For passengers that hardly matters; for spotters it is the key to clean identification.

Company Based in IATA ICAO Registration Notes
Wizz Air Hungary Hungary W6 WZZ HA- Original company, still flies a large share of the older A320s and A321s
Wizz Air Malta Malta W4 WMT 9H- In service since 2022, now the group’s largest company
Wizz Air UK United Kingdom W9 WUK G- Founded in 2017 with Brexit in mind, callsign “WIZZ GO,” bases in London
Wizz Air Abu Dhabi UAE – – – Flight operations ceased on September 1, 2025

According to fleet overviews (as of mid-2026), Wizz Air Malta has more than 120 aircraft, Wizz Air Hungary a good 110 and Wizz Air UK about 20. The numbers fluctuate because Wizz Air shifts aircraft between the companies – after the end of Wizz Air Abu Dhabi, the aircraft there were distributed among the remaining companies.

All companies wear the same livery. So you can tell the difference almost only by the registration. How to read the country prefixes is explained in the article on country codes on aircraft; what is behind the letters after the prefix you can find under Understanding aircraft registrations.

Check the livery

Pink and violet with “wizz” titles – that settles the group.

Read the registration

HA-, 9H- or G-: the prefix shows you the country of registration and thus the company.

Cross-check the tracker

WZZ, WMT or WUK confirms who is operating the flight – regardless of the W6 flight number.

Log it cleanly

Note the company, type and registration separately. That way the sighting stays unambiguous even after an aircraft moves within the group.

The fleet: pure Airbus A320 family

Since its founding Wizz Air has relied on a single aircraft family: the A320 family from Airbus. That makes the fleet uniform – and at the same time more exciting than Ryanair’s, because five variants are in service. According to fleet overviews, the group looks roughly like this in mid-2026:

Type In service (approx.) Seats Spotter note
Airbus A320 a good 20 180 or 186 Oldest aircraft, being retired; some with sharklets
Airbus A320neo 6 186 Rare – short fuselage, large engines
Airbus A321 35 230 Long fuselage, slim engines; retirement planned by around 2029
Airbus A321neo around 190 239 The workhorse, more on order
Airbus A321XLR 8 239 Long-range variant with an additional tank, since 2025

The Airbus A321neo is by far the most important type – Wizz Air is one of the largest operators of this type worldwide. With 239 seats it is very densely configured. More A321neos are on order, with deliveries running into the 2030s. The older Airbus A321 and the classic Airbus A320, by contrast, are gradually disappearing from the fleet – if you still need them in your logbook, you’d better not wait too long.

The A321XLR is especially sought after. Wizz Air ordered the XLR in larger numbers, among other things as part of a big Airbus order in November 2021, and took delivery of the first aircraft in 2025. One of them, G-XLRA at Wizz Air UK, carries striking “XLR” titles. Externally the XLR hardly differs from the normal A321neo – the surest way to confirm the difference is via the registration, which you then look up in a fleet list.

Just the A321XLR missing?

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The engine problem: why many neos are on the ground

Wizz Air’s A321neos fly with Pratt & Whitney geared turbofan engines. In this engine family a manufacturing defect was discovered in certain metal parts, which is why many engines have to go in for inspection well ahead of schedule. Because a large part of the Wizz fleet is affected, numerous A321neos have been and still are sitting on the ground without engines. By its own account, Wizz Air expects the aircraft to be fully back in service only by the end of 2027 or early 2028.

For you as a spotter this has two consequences. First, some registrations are missing from operations for months – an aircraft you are looking for may be stored right now. Second, in such bottlenecks airlines often resort to leased aircraft complete with crew. So if an aircraft in foreign livery shows up on a W6 flight, that isn’t necessarily an error in the tracker. How such lease models work is explained in the article Wet lease explained.

A320, A321 or A321neo? How to tell them apart

At first glance all Wizz aircraft look the same. Three features help you quickly anyway.

What points to an A321neo

  • Long fuselage at A321 length – clearly more stretched than the A320
  • Large, rounded engines that reach almost to the ground
  • Always with sharklets on the wingtips
  • Usually listed as A21N on trackers

What points to an older A320 or A321

  • Slimmer engines with more clearance to the ground
  • A320: shorter fuselage with overwing emergency exits
  • Partly still small wingtip fences instead of sharklets
  • Listed as A320 or A321 on trackers

Caution: Wizz Air’s older A320s and A321s are also partly retrofitted with sharklets or came with them from the factory. The wingtip alone is therefore not a reliable neo feature. The engines are more dependable – on the neo they look clearly bulkier relative to the fuselage. You can find more tips on telling them apart in the guide Recognizing aircraft types and in the comparison Telling Airbus and Boeing apart.

How to recognize Wizz Air

Wizz Air’s livery is one of the most striking in the European low-cost market. Its hallmarks are the white fuselage, the “wizz” titles and the bold shades of pink and violet, especially on the tail and at the rear. No other major low-cost carrier in Europe uses this color combination – so from a distance Wizz Air is hardly mistakable.

It gets more interesting with the deviations. Individual aircraft wear special liveries, such as the A321neo 9H-WNM with the “Fly the greenest” design or the A321XLR G-XLRA mentioned earlier. Such aircraft are popular subjects, and because Wizz Air shifts aircraft between bases and companies, they turn up now here, now there. How to find special liveries on purpose is shown in the article Finding special liveries.

Watch out for mix-ups

Wizz Air Malta, Wizz Air UK and Wizz Air Hungary wear the same look. If you only photograph the tail, you can no longer assign the company later. So always take a picture where the registration is legible too.

Spotting Wizz Air in Germany

Wizz Air currently has no base of its own in Germany. The only German base, in Dortmund, was closed in October 2021. Even so the airline can be seen at many German airports, because it connects Germany with its bases in Poland, Romania, Hungary and the Balkans. The airports Wizz Air has served in the German-speaking region include Dortmund, Memmingen, Karlsruhe/Baden-Baden, Hamburg, Cologne/Bonn, Nuremberg, Stuttgart, Leipzig, Berlin and Vienna. The offering changes often, though – look at the current schedule before you go spotting.

Because the aircraft are based in Central and Eastern Europe, many routes get only a few rotations per day or per week – the current schedule tells you the exact times. At Hamburg Airport or Cologne/Bonn Airport, for example, you meet Wizz Air alongside Eurowings and Ryanair. From the observation deck at Hamburg Airport or the observation deck at Cologne/Bonn Airport you can watch the turnaround well.

You see the most Wizz aircraft at once at the home base. At Budapest Airport pink tails dominate the apron, and right on the airport grounds lies the Aeropark, an open-air museum from which you can also watch current operations. In Vienna you also see Wizz Air regularly – from the spotters’ hill at Vienna Airport you have good chances of approaches.

Good chances of Wizz Air if …

  • your airport offers routes to Poland, Romania, Hungary or the Balkans
  • you look up the arrival times of W6 flights in the schedule beforehand
  • you are traveling to Budapest, Vienna or an Eastern European Wizz base

Check beforehand if …

  • you are planning based on older spotter reports – routes come and go quickly
  • you are looking for a specific aircraft that might be stored because of the engine problems

Probably not a Wizz day if …

  • there are no W6 flights in your airport’s schedule – without a base in Germany there are no surprise visits

Before you head to a spot, it’s worth checking the runway direction in use: with only a few Wizz movements per day it is annoying to be standing on the wrong side. How to judge the direction is explained in the guide to the runway direction in use at an airport. For the best light on the pink livery, planning with the sun position at the photo spot helps.

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 legal?.

Common mix-ups

  • Equating a W6 flight number with Wizz Air Hungary – Wizz Air Malta (WMT) operates many flights, and the registration then begins with 9H-.
  • Taking sharklets as a sure neo feature – many older A320s and A321s in the fleet have sharklets too. The engines are the better feature.
  • Mistaking an A321XLR for a normal A321neo – externally the two are hard to tell apart; registration and tracker help.
  • Still looking for Wizz Air Abu Dhabi – the company ceased operations in September 2025.
  • Thinking Wizz Air is a network airline – there is no alliance and no connecting hub, just many bases with direct flights.
  • Taking a foreign aircraft on a W6 flight for an error – in bottlenecks, leased aircraft complete with crew can also be used.

Keep an eye on Wizz Air

Follow individual registrations, the A321XLR or special liveries and get notified on approach or landing – and post your sighting with photo, type, registration and spot. Planetrack is launching soon – join the waitlist and get early access.

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Conclusion

Wizz Air is easy to recognize at first glance and surprisingly multifaceted at second. Behind the pink brand are three companies with their own codes and registrations, an all-Airbus fleet with A320, A321, A321neo and the rare A321XLR, and an operation that the engine problems are noticeably shaking up. Anyone who also notes the registration and ICAO code and keeps an eye on the engines turns every Wizz sighting into a clean logbook entry.

In short

Wizz Air (IATA W6, ICAO WZZ) is a Hungarian low-cost airline with a pure Airbus A320 family fleet centered on the A321neo. The colors show the group; the registration – HA-, 9H- or G- – shows which company is actually flying.

Summary

  • You recognize Wizz Air by the shades of pink and violet and by a fleet made up exclusively of Airbus narrowbody jets.
  • The interesting question at the spot is: which company is flying? The registration prefix HA-, 9H- or G- and the ICAO code on the tracker give the answer.
  • You tell the A320, A321 and A321neo apart by fuselage length, emergency exits and engine size.
  • Wizz Air currently has no base in Germany but serves many airports from its Eastern European bases.

Frequently asked questions

What are Wizz Air’s IATA and ICAO codes?

Wizz Air’s IATA code is W6, its ICAO code WZZ, and its radio callsign “WIZZ AIR.” That applies to Wizz Air Hungary. The subsidiaries have their own codes: Wizz Air Malta uses IATA W4 and ICAO WMT, Wizz Air UK IATA W9 and ICAO WUK with the callsign “WIZZ GO.”

Is Wizz Air part of an alliance?

No. Wizz Air is not a member of Star Alliance, oneworld or SkyTeam. Like other low-cost airlines, it mainly sells individual direct flights without connecting itineraries through partners.

Which aircraft does Wizz Air fly?

Exclusively Airbus aircraft of the A320 family: A320, A320neo, A321, A321neo and, since 2025, the A321XLR. According to fleet overviews, the group comprises about 260 aircraft in mid-2026, of which well over half are A321neos with 239 seats. The older A320s and A321s are being retired step by step.

What are Wizz Air Malta and Wizz Air UK?

These are subsidiaries of Wizz Air Holdings. Wizz Air UK was founded in 2017 with Brexit in mind so that the group can operate flights to and from the UK under its own British license; its aircraft carry G- registrations. Wizz Air Malta has flown with 9H- registrations since September 2022 and is now the group’s largest company. All fly in the same Wizz look.

What happened to Wizz Air Abu Dhabi?

The subsidiary in the United Arab Emirates ceased flight operations on September 1, 2025. Wizz Air cited engine problems in extreme heat, geopolitical tensions and regulatory hurdles, among other reasons. The aircraft were distributed to other companies in the group.

Why are so many Wizz Air A321neos on the ground?

Wizz Air’s A321neos have Pratt & Whitney geared turbofan engines. Because of a manufacturing problem, these engines have to go to the shop early, which has kept aircraft grounded at many airlines since 2023/2024. Wizz Air is particularly hard hit because a large part of its fleet uses these engines.

Does Wizz Air have a base in Germany?

Not currently. The only German base, in Dortmund, was closed in October 2021. But Wizz Air serves numerous German airports – mostly with aircraft based in Central and Eastern Europe. Which airports are served at any given time changes often; so check the current schedule.

Where is the best place to spot Wizz Air?

You see the most Wizz traffic at its home base, Budapest. Right at the airport is the Aeropark, an open-air museum from which you can also watch current operations. In Germany it is worth looking at the departure and arrival schedules of smaller airports where Wizz Air offers routes to Eastern Europe.

Keep an eye on Wizz Air

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.

Early access, launch perks and a say in new features.

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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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