Biggest Airplane in the World: Top 10 Largest Aircraft

The quest for the biggest airplane in the world captivates aviation enthusiasts and the general public alike. But what defines the "biggest" airplane? Is it maximum takeoff weight, wingspan, length, or passenger capacity? From the Antonov An-225 Mriya, the heaviest plane in the world, to the Airbus A380, the world's biggest airplane for passengers, each of these big planes has a unique story. They have shaped aviation history by transporting oversized cargo and humanitarian aid and revolutionizing passenger comfort.

In this article, we will explore the top 10 biggest plane in the world, examine their specifications, historical significance, and impact on the aviation industry. With technological advancements and a growing demand for efficient travel, the next generation of big planes may redefine our skies.

1. Antonov An-225 Mriya

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• Maximum Takeoff Weight: 640 tonnes
• Wingspan: 88.4 metres
• Length: 84 metres
• Engines: Six turbofan engines
• Cargo Capacity: Around 250 tonnes
• First Flight: 1988

The largest airplane in the world by maximum takeoff weight and overall size is the Antonov An-225 Mriya. The aircraft was designed by Antonov in Ukraine and was originally developed to transport the Soviet Buran space shuttle and other oversized cargo.

While the An-225 was tragically destroyed in 2022, the aircraft had some exceptional features. As the world's biggest airplane, it boasted the largest wingspan of any operational aircraft at the time and could carry extremely heavy, oversized loads that no other aircraft could transport. The aircraft became famous for transporting industrial equipment, aerospace components, and humanitarian supplies worldwide. Because of its sheer size, only one such aircraft was ever built. And while it is no longer there, the An-225 remains a symbol of engineering ambition.

2. Scaled Composites Stratolaunch

Credit: Eva Folsom, Wikipedia Commons

• Maximum Takeoff Weight (MTOW): Around 590 tonnes
• Wingspan: 117 metres
• Length: 73 metres
• Engines: Six turbofan engines
• Aircraft Type: Air-launch platform
• First Flight: 2019

The second biggest airplane in the world is the Scaled Composites Stratolaunch due to its massive wingspan, which is the largest of any aircraft ever built. The aircraft was developed as a carrier aircraft for rocket launches and features a unique twin-fuselage design.

What sets the Stratolaunch apart is that it was not designed for passenger or cargo transportation. Its main purpose was to carry launch vehicles to high altitudes before releasing them for space missions. To do so, it uses six turbofan engines and a reinforced structure to support heavy payloads.

As a big aircraft in the world, it has an unusual design and massive size. Developed in the United States, the project was backed by Microsoft co-founder Paul Allen, who invested hundreds of millions of dollars into developing the aircraft.

3. Airbus A380-800

Credit: Markus Mainka, Adobe Stock Images

• Maximum Takeoff Weight (MTOW): 575 tonnes
• Wingspan: 79.8 metres
• Length: 72.7 metres
• Engines: Four turbofan engines
• Passenger Capacity: Up to 850 passengers
• First Flight: 2005

The third biggest airplane in the world is the Airbus A380-800, which is the largest passenger airplane in the world and one of the most iconic aircraft ever built. It is also called the first full-length double-deck commercial aircraft.

As the third-largest airplane in the world, the Airbus aircraft was developed and designed to meet growing demand for long-haul air travel and reduce congestion at major international airports. It allows airlines to carry more passengers than any other commercial aircraft. Airbus spent approximately €25 billion on building this.
 
The A380-800 competes with Boeing’s long-range aircraft and offers unmatched passenger capacity and a spacious cabin experience. Some of the best names in the industry, such as Emirates, Singapore Airlines, and Qantas, operate this aircraft on international routes.

4. Lockheed C-5 Galaxy

Credit: Mike Mareen, Adobe Stock Images

• Maximum Takeoff Weight (MTOW): Around 381 tonnes
• Wingspan: 67.9 metres
• Length: 75.3 metres
• Engines: Four turbofan engines
• Aircraft Type: Military transport aircraft
• First Flight: 1968

The fourth biggest airplane in the world is the Lockheed C-5 Galaxy, which is also the largest military transport aircraft ever built. Developed in the United States by Lockheed, the aircraft’s main purpose was to provide the US Air Force with the capability of moving military equipment around the world.

As a big aircraft in the world, it was designed to carry oversized cargo, including tanks, helicopters, and military vehicles. The C-5’s development also required significant investment due to its advanced design and large-scale engineering requirements. Over the decades, the aircraft has undergone significant improvements, including the C-5M Super Galaxy modernisation programme. While it has been more than five decades since the C-5 became operational, it continues to remain a critical part of US military logistics.

5. Antonov An-124 Ruslan

Credit: Vladimir Zhupanenko, Adobe Stock Images

• Maximum Takeoff Weight (MTOW): 402 tonnes
• Wingspan: 73.3 metres
• Length: 69.1 metres
• Engines: Four turbofan engines
• Cargo Capacity: Around 150 tonnes
• First Flight: 1982

As the fifth biggest airplane in the world, the Antonov An-124 Ruslan owns the title of the largest cargo aircraft ever built. The aircraft was developed by the Antonov Design Bureau in the erstwhile Soviet Union, with the purpose of transporting extremely heavy and oversized cargo that conventional aircraft could not handle.

As the fifth-largest airplane in the world, the An-124 also laid the foundation for the later Antonov An-225 Mriya. It features a large cargo deck, reinforced landing gear, and advanced loading systems that allow it to carry industrial machinery, military equipment, and specialised cargo. While its exact cost has never been published, the aircraft definitely represented a major leap for the Soviet aerospace programme. As of today, the An-124 continues to be used for specialised cargo missions worldwide.

6. Boeing 747-8

Credit: Matheus Obst, Adobe Stock Images

• Maximum Takeoff Weight (MTOW): Around 448 tonnes
• Wingspan: 68.4 metres
• Length: 76.3 metres
• Engines: Four turbofan engines
• First Flight: 2010

The world's biggest airplane, at the sixth spot, is the Boeing 747-8, which is the largest version of the legendary Boeing 747 family. The aircraft was developed by Boeing in the United States as an improved successor to the 747-400, with greater capacity, better fuel efficiency, and extended range.

As a big aircraft in the world, the 747-8 was developed in both passenger and cargo versions. The passenger variant, called the 747-8 Intercontinental, was designed to operate on long-haul international routes. The cargo variant, the 747-8 Freighter, became a major aircraft for global cargo operations.

The development of the 747-8 cost Boeing billions of dollars and involved significant upgrades to the aircraft’s structure and systems. While airlines have shifted towards smaller twin-engine aircraft, the 747-8 continues to be called the Queen of the Skies due to its size, distinctive design, and role in global air travel. 

7. Boeing Dreamlifter

Credit: Tom Nevesely, Adobe Stock Images

• Maximum Takeoff Weight (MTOW): Around 364 tonnes
• Wingspan: 64.4 metres
• Length: 71.7 metres
• Engines: Four turbofan engines
• Cargo Volume: Around 1,840 cubic metres
• First Flight: 2006

The seventh largest aircraft in the world is the Boeing Dreamlifter, which is also the largest cargo aircraft in the world, if one counts internal volume. It was developed by the United States to solve a unique challenge, which was transporting large sections of the Boeing 787 Dreamliner between manufacturing facilities across different countries.

As a big plane in the world, the Dreamlifter features a significantly enlarged upper fuselage, giving it a distinctive appearance and a massive cargo compartment. Due to its modified design, the aircraft can carry aircraft wings, fuselage sections, and other oversized components that cannot fit inside traditional cargo aircraft.

The Dresmlifter was designed and developed for $1 billion by converting four existing 747-400 aircraft. From its first flight in 2006, the aircraft has played a crucial role in Boeing’s global production network, connecting factories in Japan, Italy, and the United States.

8. Airbus BelugaXL

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• Maximum Takeoff Weight (MTOW): Around 227 tonnes
• Wingspan: 60.3 metres
• Length: 63.1 metres
• Engines: Two turbofan engines
• Cargo Volume: Around 2,200 cubic metres
• First Flight: 2018

The world's largest aeroplane at the eighth spot is the Airbus Beluga XL. It is also one of the most recognizable aircraft because of its unusual whale-like appearance and oversized cargo compartment. The aircraft was designed by Airbus in Europe to support the company’s growing aircraft production network.

Airbus based the BelugaXL on the Airbus A330 platform. The aircraft features a specially modified upper fuselage that creates one of the largest cargo spaces of any aircraft. As a big plane in the world, the aircraft was developed at a cost of approximately €1 billion and involved extensive modifications to the original A330 design to demonstrate how aircraft engineering can be adapted beyond traditional passenger and cargo transportation.

9. Antonov An-22 Antei

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• Maximum Takeoff Weight (MTOW): Around 250 tonnes
• Wingspan: 64.4 metres
• Length: 57.9 metres
• Engines: Four turboprop engines
• Aircraft Type: Heavy military transport
• First Flight: 1965

The ninth largest airplane in the world is the Antonov An-22 Antei. It is also one of the largest turboprop-powered aircraft ever built and a major milestone in heavy transport aviation. The aircraft was developed by the Antonov Group in the Soviet Union and was designed to transport oversized military equipment to remote locations.

As the ninth biggest aircraft in the world, the An-22 was designed to operate from shorter and less-developed airstrips, making it highly versatile. Making this possible are its four powerful turboprop engines, which also support its enormous cargo capacity and rugged structure. In the 1960s, the An-22 was a technological feat for the country and became one of the world's largest aeroplane during the Cold War period. Such large aircraft make the role of aircraft maintenance engineer jobs that much more important.

10. Boeing 777X

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• Maximum Takeoff Weight (MTOW): Around 351 tonnes
• Wingspan: 71.8 metres (folded wingtip design)
• Length: 76.7 metres (777-9)
• Engines: Two GE9X turbofan engines
• First Flight: 2020

The tenth biggest plane in the world is the Boeing 777X, which is also the largest twin-engine commercial aircraft ever developed. The aircraft represents Boeing’s next generation of long-haul passenger aircraft. It was designed and developed in the United States and builds on the success of the massively popular Boeing 777 family.

As the world's biggest airplane at the tenth spot, the purpose of developing the 777X was to meet the growing demand for larger, more fuel-efficient aircraft capable of replacing older four-engine jets. The aircraft became popular for its distinctive features, like its folding wingtips, which allow the aircraft to have a massive wingspan while still fitting into existing airport gates.

As the tenth largest plane in the world, the 777X is powered by the GE9X engine. Boeing has also invested billions of dollars into the programme, including development, testing and production upgrades. Aircraft like this make more and more aviation enthusiasts seek the increasing number of pilot jobs.

Frequently Asked Questions (FAQs)

Q1. Can I pursue a career related to large aircraft?

Absolutely! There are various career opportunities related to the largest plane in the world, including aircraft mechanic jobs and air traffic control jobs. The aviation industry offers diverse roles that cater to different interests and skill sets.

Q2. Are there any other large aircraft in development?

Besides the listed world's largest aircraft above, several others are in development. Various manufacturers are working on new aircraft designs that aim to be more extensive and efficient. Innovations in aerodynamics, materials, and propulsion systems are paving the way for the next generation of big planes in the world, which may redefine air travel in the coming years.

Q3. Are there any military aircraft that are considered among the largest?

Yes, the Lockheed C-5 Galaxy and the Antonov An-124 Ruslan are two of the largest military aircraft. The C-5 Galaxy has a maximum takeoff weight of 381 tonnes (840,000 pounds), while the An-124 can carry up to 405 tonnes (892,000 pounds). Both are designed for transporting oversized military equipment and supplies. Explore our blog to know more about the biggest military aircraft and their features.

Q4. How do large aircraft impact global trade?

The largest plane in the world are essential for facilitating global trade by enabling the rapid transportation of goods over long distances. This capability enhances supply chains, enabling companies to respond swiftly to market demands. As international trade continues to grow, the role of these big aircraft in the world will become increasingly vital to the global economy.

Q5. What are some challenges faced by large aircraft?

Despite its advantages, the biggest plane in the world faces several challenges. Fuel efficiency is a significant concern. Airport infrastructure must also accommodate these massive aircraft. Additionally, noise pollution from larger planes during takeoff and landing affects nearby communities. Explore our blog to know more about the biggest cargo planes in the world.

Wrapping Up

Aviation is home to some of the biggest aircraft in the world, each showcasing incredible engineering and innovation. These giants of the sky continue to push the boundaries of what is possible in aviation.

As we look to the future, the role of large aircraft in global transportation will remain vital. Whether it's transporting passengers, cargo, or oversized components, these big aircraft in the world will continue to shape how we connect and transport goods across continents. The aviation industry also offers numerous career opportunities, including cabin crew jobs, ensuring that the legacy of these magnificent machines will continue for generations to come.