Plus Ultra Líneas Aéreas

Small Spanish long-haul airline from Madrid: Airbus A330s to Lima, Caracas and Buenos Aires, an A340 past and a much-debated state bailout from the Covid era.

Also known as: Plus Ultra · Plus Ultra Líneas Aéreas S.A. · PU

SpainSpainNetwork airlinesIATA: PUICAO: PUE12 min read

PU

IATA code

PUE

ICAO code

SPANISH

Callsign on the radio

A330

only active aircraft type

Key takeaways

  • Plus Ultra is a small Spanish long-haul airline based at Madrid-Barajas that mainly serves Latin America.
  • Codes: IATA PU, ICAO PUE, callsign “SPANISH”.
  • The current fleet consists only of the Airbus A330; the four-engine A340-300 and A340-600 are history.
  • The fleet is small: every single aircraft is easy to track and collect via its EC registration.
  • The airline is politically controversial: the €53 million state aid from 2021 still occupies the courts and the public.
Contents
  1. 1.Plus Ultra at a glance
  2. 2.The name: “further beyond”
  3. 3.Codes and callsign
  4. 4.The fleet: only the Airbus A330 today
  5. 5.The A340 era: four engines out of Madrid
  6. 6.How to recognize Plus Ultra
  7. 7.Route network: focus on Latin America
  8. 8.The 2021 state aid and the investigations
  9. 9.Spotting Plus Ultra in Madrid
  10. 10.Common mix-ups
  11. 11.Conclusion

Profile

IATA codePU
ICAO codePUE
CallsignSPANISH
HubsMAD
Business modelLong-haul scheduled service between Spain and Latin America, plus ACMI and charter flights
HeadquartersMadrid, Spain
Founded2011; first flights in July 2015, scheduled service since June 2016
HubMadrid-Barajas (MAD)
Alliancenone
Fleet (as of 2026)Exclusively Airbus A330 (-200 and -300), with 275 to 299 seats in two classes according to the airline
Former typesAirbus A340-300 (2015–2025), A340-600 (2019–2022), briefly a leased Boeing 777-200ER (2017)
CabinsBusiness and economy (“Turista” at Plus Ultra)
NamesakeThe seaplane “Plus Ultra” that flew from Spain to Buenos Aires in 1926, and the Spanish motto “Plus Ultra”

How to recognize the airline

Is that really Plus Ultra Líneas Aéreas?

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

  • Large “Plus Ultra” titles on the fuselage of a twin-engine Airbus widebody
  • Fleet consisting only of the Airbus A330 – two engines, two main landing gear legs
  • Spanish registration with EC- at the rear of the fuselage
  • Flight number with PU, PUE on the tracker and “SPANISH” on the radio
  • Many aircraft carry christened names with references to Mary or saints
  • Typical routes: Madrid or Tenerife North to Caracas, Lima and Buenos Aires

Plus Ultra is one of those airlines you don’t deliberately look for in Madrid every day – and then suddenly have in front of your lens. A single Airbus A330 with large titles, a Spanish registration, a flight number with PU: behind it is a small long-haul airline that has shuttled between Spain and Latin America since 2015. For spotters it is interesting precisely because of its size, because the fleet is manageable enough to collect aircraft by aircraft. This page shows you where Plus Ultra comes from, what it flies and how to recognize it reliably.

Every A330 individually in your hangar

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Plus Ultra at a glance

Plus Ultra Líneas Aéreas is a Spanish long-haul airline headquartered in Madrid. The company was founded in 2011, among others by a former manager of Air Madrid, which collapsed in 2006. After certification by the Spanish aviation authority, the first aircraft took off in July 2015. At first, Plus Ultra flew mainly on behalf of other airlines and for charter customers; regular scheduled flights of its own to Latin America have existed since June 2016, initially to Lima and Santo Domingo.

That sets Plus Ultra clearly apart from the two big network airlines in Madrid. Iberia and Air Europa operate large fleets, belong to alliances and offer connections to the whole world. Plus Ultra, by contrast, is a niche provider: few aircraft, few routes, a clear focus on traffic between Spain and South America, supplemented by charter and ACMI contracts. The airline belongs to no alliance.

By its own account, Plus Ultra is an IATA member and has passed the IATA IOSA safety audit. The cabin is two-class with business and economy, which is called “Turista” at Plus Ultra. According to the airline, baggage is included in all fares.

PUIATA code in the flight number
PUEICAO code on the tracker
EC-Spanish registration prefix

The name: “further beyond”

“Plus Ultra” is Latin and means roughly “further beyond.” The expression has been Spain’s motto for centuries and appears in the national coat of arms on the banner around the Pillars of Hercules. It goes back to Emperor Charles V, who turned the old “Non plus ultra” – “nothing further beyond” – around: beyond the Strait of Gibraltar the world did not end, but America began.

For aviation fans the name has a second layer. In 1926, a Spanish flying boat named “Plus Ultra” flew in several stages from Spain across the South Atlantic to Buenos Aires – a pioneering achievement of early aviation. That a modern airline offers exactly this connection again is no coincidence: the name stands for the bridge between Spain and Latin America.

Codes and callsign

  • IATA code PU: appears in the flight number, on the departure board and on the ticket.
  • ICAO code PUE: appears in the air traffic control flight plan and on flight trackers.
  • Callsign SPANISH: this is how the crew identifies itself on the radio.

The callsign “SPANISH” surprises many, because it sounds like a state airline. Iberia, however, uses “IBERIA” on the radio and Air Europa “EUROPA” – the free “SPANISH” is carried by Plus Ultra today. If you listen in on the radio in Madrid, that is a quick way to match it. How IATA and ICAO codes work in general is explained in the article IATA and ICAO codes.

Reading the tracker correctly

On many flight trackers, Plus Ultra appears as PUE plus flight number. If an aircraft is flying on an ACMI contract for another airline, that airline’s code may appear there – the aircraft still remains a Plus Ultra A330. You can read more about the principle in the guide to wet lease.

The fleet: only the Airbus A330 today

As of 2026, Plus Ultra operates exclusively the Airbus A330, namely the A330-200 and A330-300 versions. According to the airline, the aircraft have 275 to 299 seats in two classes depending on the configuration. The exact number of aircraft fluctuates, because Plus Ultra operates its fleet leased and individual aircraft come and go; according to publicly available fleet lists, it is in the range of six to seven aircraft in 2026. The aircraft are not new but mostly come secondhand.

Type Status Seats (per airline) Spotter tip
Airbus A330-200 in service, most of the fleet 275–299 in two classes Shorter fuselage, the airline’s workhorse
Airbus A330-300 in service, individual aircraft 275–299 in two classes Longer fuselage, looks clearly more stretched
Airbus A340-300 retired (2015–2025) – Launch fleet, four engines
Airbus A340-600 retired (2019–2022) – Very long fuselage, four engines
Boeing 777-200ER briefly leased in 2017 – On wet lease from Privilege Style

The manufacturer of the current fleet is Airbus. For collectors, the small size of the fleet is an advantage: after a few visits to Madrid, you quickly have most of the registrations together – and notice which aircraft is still missing.

Still missing the last A330?

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The A340 era: four engines out of Madrid

Anyone who spotted in Madrid between 2015 and 2025 knows Plus Ultra mainly as an A340 operator. The launch fleet consisted of used Airbus A340-300s that had previously flown for Gulf Air, among others. In 2019, two A340-600s, the longest version of the series, were added. They stayed only until 2022, and the last A340-300s left the fleet in 2025.

That ended a piece of spotting history for Madrid. Iberia had retired its A340s some years earlier, and four-engine passenger aircraft have become rare in Europe overall. Photos of Plus Ultra A340s are sought-after archive pictures today. If you have some yourself, it is best to archive them neatly with registration and date.

How to recognize the A330

  • Two engines under the wings
  • Two main landing gear legs
  • Listed on trackers as A332 or A333
  • Today the only type at Plus Ultra

How to recognize the A340 (historic)

  • Four engines under the wings
  • Additional main landing gear leg in the middle of the fuselage
  • Listed on trackers as A343 or A346
  • At Plus Ultra in service only until 2025

Fuselage, cockpit and wings of the A330 and A340 are very similar, because both types were developed in parallel. When in doubt, you count the engines – or look at the details in the guide A330 or A340?

How to recognize Plus Ultra

The most striking feature is the large “Plus Ultra” titles on the white fuselage. Then there is the Spanish registration with the prefix EC- on the rear fuselage. Many aircraft also carry christened names, often with references to figures of Mary or saints – according to fleet lists, for example “Virgen de la Almudena,” after the patron saint of Madrid, or “Virgen de la Candelaria,” the patron saint of the Canary Islands. That is a nice detail for close-ups at the gate or while taxiing. How to read the registration correctly yourself is explained in the guide understanding aircraft registrations.

Since the fleet consists only of A330s, the type alone helps you with the preselection: a big twinjet with a Spanish registration that arrives from South America in the morning and is not in Iberia or Air Europa colors is a good candidate in Madrid. A glance at the titles and the tracker does the rest.

Check the type

Two engines, two main landing gear legs, widebody – it is an A330.

Read the titles

“Plus Ultra” on the fuselage rules out Iberia, Air Europa and charter airlines.

Note the registration

EC- plus three letters – that makes every aircraft unambiguous.

Cross-check the tracker

PUE on the tracker confirms the flight, a different code points to an ACMI operation.

Watch out for mix-ups

Other Spanish widebody operators also land in Madrid, such as Wamos Air, which also uses the A330. If you photograph only the tail, you can get mixed up later when sorting. Always take a picture where the titles and registration are legible too.

Route network: focus on Latin America

Plus Ultra’s route network was aimed at Latin America from the start, but has often changed. In fall 2026, the airline’s website lists these connections:

  • Madrid – Lima (Peru)
  • Madrid – Caracas (Venezuela)
  • Madrid – Buenos Aires (Argentina)
  • Tenerife North – Caracas

In addition there are charter flights and ACMI contracts, in which Plus Ultra provides aircraft and crew for other customers. In the past, the airline also served Santiago de Chile, Havana, Santo Domingo, Quito, Guayaquil as well as Bogotá and Cartagena in Colombia for a time; it also flew to Malabo in Equatorial Guinea. Many of these routes were dropped again or suspended. So always check the current schedule before you look for a particular connection.

Venezuela plays a special role in the network. Since many European airlines have withdrawn from the country, Plus Ultra is among the few providers of direct flights between Spain and Caracas. Venezuelan airlines such as Conviasa and Estelar also operate on the same axis – a small but fine Latin America focus for spotters in Madrid.

For connections within Spain, Plus Ultra relies on partners. The airline cites combined offers with Spanish high-speed rail and with Binter for connections within Spain and to the islands.

The 2021 state aid and the investigations

Hardly any small airline has made as many headlines in Spain as Plus Ultra. In March 2021, the government approved aid of €53 million from a fund managed by the state holding SEPI for strategically important companies hit by the Covid pandemic. Critics countered the decision by saying that Plus Ultra was tiny relative to Spanish air traffic and could hardly count as “strategic.”

The aid occupied several courts. A first proceeding in Madrid was dropped in early 2023. Later, the origin of funds and the ownership structure with shareholders from Venezuela came into focus again. In December 2025, Spanish police searched the company headquarters as part of an investigation on suspicion of money laundering; the owner and the CEO were temporarily detained and released after being brought before the judge. According to publicly available information, the investigations are not concluded; the presumption of innocence applies to everyone involved.

For you as a spotter, this changes little about flight operations at first – the A330s keep flying. But it shows why a current look at routes and fleet is always worthwhile with small airlines.

Spotting Plus Ultra in Madrid

The airline’s hub is Madrid-Barajas. There, the long-haul flights from South America – as with most transatlantic connections – typically land in the morning hours, and departures are often in the late morning, afternoon or evening. When long-haul flights arrive in Europe and why is explained in the article long-haul arrival times in Europe.

A well-known spot is La Muñoza with a view of the Barajas runway system. An overview of all the options and the runway configurations is offered by the plane spotting guide for Madrid-Barajas. Before you set out, also read the notes on spotting in Spain – the rules around airports there are in some cases stricter than in Germany.

Rarer but appealing is Tenerife North. Plus Ultra flies from there to Caracas, and an A330 among Binter’s regional aircraft is a real eye-catcher at the island airport. In Germany, by contrast, Plus Ultra is practically not to be seen in scheduled service; sightings here are conceivable at most on charter or special flights.

Good chances of Plus Ultra if …

  • you are at Madrid-Barajas in the morning when the South America flights land
  • you found PU flights from Lima, Caracas or Buenos Aires in the schedule beforehand
  • you are on Tenerife North and a Caracas rotation is due

Check beforehand if …

  • you are planning based on older spotter reports – the network has often changed
  • you are looking for a specific aircraft that may currently be on an ACMI operation

Probably not a Plus Ultra day if …

  • you are waiting at a German airport with no charter hint for the airline

Safety and rules

Take photos only from publicly accessible areas. Fences, barriers and security areas are off limits, and drones have no business near airports. In Spain, photography at airports may be handled more strictly – when in doubt, stay friendly and ask.

Common mix-ups

  • Taking Plus Ultra for Iberia – both fly from Madrid to Latin America, but Iberia is the big network airline with its own look and oneworld membership.
  • Taking every Spanish A330 for Plus Ultra – Wamos Air and other charter providers also fly A330s with EC registrations.
  • Linking the callsign SPANISH with Iberia – on the radio Iberia identifies as “IBERIA,” while “SPANISH” belongs to Plus Ultra.
  • Logging an A340 as a current Plus Ultra aircraft – the A340s have been retired since 2025; current photos show A330s.
  • Equating the PU flight number with the aircraft flying – in case of shortages or ACMI operations, aircraft and flight number can diverge.
  • Taking Plus Ultra for a low-cost airline – the airline offers business class and included baggage, but is also not a big network carrier with an alliance.

Keep an eye on Plus Ultra

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

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Conclusion

Plus Ultra is a small airline with a big name. With a manageable A330 fleet, it links Madrid and Tenerife with Latin America, its A340 past has left traces in many photo archives in Madrid, and the 2021 state aid still causes discussion today. For spotters it is a rewarding collecting target: few aircraft, clear features, fixed times of day at Barajas.

Quick summary

Plus Ultra (IATA PU, ICAO PUE, callsign SPANISH) is a Spanish long-haul airline based in Madrid with a pure Airbus A330 fleet. The titles on the fuselage and the EC registration make every sighting unambiguous.

Summary

  • You recognize Plus Ultra by the titles on the fuselage, the Spanish EC registration and the fact that an A330 is almost always at the gate.
  • The airline links Madrid and Tenerife North with destinations such as Caracas, Lima and Buenos Aires; the route network has often changed since 2015.
  • For spotters the fleet is small enough to collect completely – and the A340 era is a piece of recent Madrid spotting history.
  • Plan Plus Ultra sightings in Madrid around the typical long-haul arrival and departure times and check the current schedule first.

Frequently asked questions

What are the IATA and ICAO codes of Plus Ultra?

The IATA code of Plus Ultra is PU, the ICAO code is PUE. On the radio, the crew uses the callsign “SPANISH” – a callsign you would rather expect from a big state airline.

Which aircraft does Plus Ultra fly?

As of 2026, Plus Ultra operates exclusively the Airbus A330, in the A330-200 and A330-300 versions. According to the airline, the aircraft have 275 to 299 seats in two classes. The fleet comprises only a single-digit number of aircraft and changes occasionally through leasing – so it is better to count registrations than to rely on a fixed number.

Does Plus Ultra still fly the Airbus A340?

No. The A340-300s with which the airline started in 2015 were in service until 2025; the two A340-600s flew for Plus Ultra from 2019 to 2022. Today the fleet consists only of A330s. A four-engine Airbus in Madrid with a Latin America connection is more likely found with other airlines today.

Where does Plus Ultra fly?

The focus is Latin America. In fall 2026, the airline’s website lists connections from Madrid to Lima, Caracas and Buenos Aires and from Tenerife North to Caracas. The network has often changed since the start: destinations such as Santiago de Chile, Havana, Santo Domingo, Quito, Guayaquil or Bogotá were served for a time and later dropped.

Is Plus Ultra part of an alliance?

No. Plus Ultra is not a member of Star Alliance, oneworld or SkyTeam. Instead, the airline works with individual partners, for example through codeshares and rail feeder offers and with Binter for connections within Spain.

Where does the name Plus Ultra come from?

“Plus Ultra” is Latin and means “further beyond.” The expression is Spain’s motto and also appears in the national coat of arms. At the same time, the name recalls the seaplane “Plus Ultra,” which in 1926 flew from Spain all the way to Buenos Aires – fitting for an airline that serves exactly this route.

Why is Plus Ultra controversial in Spain?

In March 2021, the Spanish government approved aid of €53 million for the airline from a state fund for strategically important companies hit by Covid. Because Plus Ultra was very small, this triggered political criticism and several proceedings. In December 2025, police searched the company headquarters as part of money laundering investigations; executives were temporarily detained. The presumption of innocence applies to everyone involved.

Where can I spot Plus Ultra?

Most easily at Madrid-Barajas, the airline’s hub. The long-haul flights from South America typically land there in the morning. Rarer but appealing is Tenerife North, from where Plus Ultra flies to Caracas. In Germany, the airline is practically not to be seen in scheduled service.

Keep an eye on Plus Ultra Líneas Aéreas

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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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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