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Louis Blériot
Louis Blériot, full name Louis Charles Joseph Blériot, was a French aviator who made the first airplane flight across the English Channel, from Calais to Dover, in 1909.
Low Visibility Operations
Low Visibility Operations are aircraft takeoffs, approaches, landings, and taxi operations conducted when visibility falls below values permitting normal operation, with thresholds set by aviation regulators.
Low-cost carrier
A low-cost carrier, also called a budget or discount airline, offers lower fares by cutting included services and charging for extras, pioneered by Southwest Airlines in the 1970s.
Low-cost Uncrewed Combat Attack System
The Low-cost Uncrewed Combat Attack System is a US Air Force effort to build cheap, jet-powered, expendable attack drones, the ancestor of its Collaborative Combat Aircraft program.
Loyal wingman drone
A loyal wingman drone, also called a collaborative combat aircraft, is an autonomous, armed drone that flies alongside crewed fighters, performing sensing, combat, and electronic warfare missions.
LTV A-7 Corsair II
The LTV A-7 Corsair II, also known as the Vought A-7, is an American carrier-capable light attack aircraft developed from the F-8 Crusader and flown from 1967 to 2014.
LTV XC-142
The LTV XC-142 was an American experimental tilt-wing V/STOL transport, built in five examples in the 1960s for a joint Army, Navy, and Air Force program.
Luca Bertossio
Luca Bertossio is an Italian glider aerobatics pilot who won the 2015 FAI World Air Games title in Dubai and flies as a Boeing 737 captain.
Luftfartsverket
Luftfartsverket (LFV), in English Air Navigation Services of Sweden, is the Swedish state enterprise providing air traffic control for civil and military aviation, and pioneered remote tower control in 2015.
Luftflotte 1
Luftflotte 1 was a Luftwaffe Air Fleet command created in Berlin in 1939. It participated in the Polish campaign and served the northern sector of the Eastern Front.
Luftflotte 4
Luftflotte 4 (Air Fleet 4) was a Luftwaffe air-fleet headquarters formed in Vienna in March 1939, best known for directing the conquest of Crete and the Stalingrad airlift.
Lufthansa
Lufthansa, formally Deutsche Lufthansa AG, is Germany's largest airline, carrying 65.7 million passengers in 2025 from hubs at Frankfurt and Munich as the core of a global aviation group.
Lufthansa Cargo
Lufthansa Cargo is the airfreight subsidiary of the Lufthansa Group, formed in 1994, flying Boeing 777F freighters and selling belly capacity to about 350 destinations.
Lufthansa Flight 181
Lufthansa Flight 181, the Landshut, was a Boeing 737 hijacked by PFLP militants in October 1977 and freed by a German commando raid in Mogadishu.
Lufthansa Group
The Lufthansa Group is a German aviation group based in Cologne and Frankfurt, Europe's largest and the world's fourth largest airline group by traffic in 2025.
Lufthansa Technik
Lufthansa Technik AG is a German provider of maintenance, repair, and overhaul services for commercial aircraft, headquartered in Hamburg and wholly owned by the Lufthansa Group since 1994.
Luftschiffbau Zeppelin
Luftschiffbau Zeppelin GmbH is a German company founded by Count Ferdinand von Zeppelin in Friedrichshafen in 1908 to build the rigid airships that carried his name.
Luis Muñoz Marín International Airport
Luis Muñoz Marín International Airport, also called Isla Verde International Airport, is the main and busiest airport of Puerto Rico, located in Carolina near San Juan.
Luke Air Force Base
Luke Air Force Base is a US Air Force base in Glendale, Arizona, west of Phoenix, and the Air Force's primary site for F-35A fighter pilot training.
Luton Airport
London Luton Airport, also known as Luton International Airport, is an international airport in Luton, Bedfordshire, about 30 miles north of central London, opened in 1938.
Luxair
Luxair, legally Société Luxembourgeoise de Navigation Aérienne, is the national airline of Luxembourg. Founded in 1961, it flies from Luxembourg Airport and carried over 2.6 million passengers in 2024.
Lycoming O-360
The Lycoming O-360 is a carbureted, four-cylinder, air-cooled, horizontally opposed piston aircraft engine made by Lycoming Engines of Williamsport, Pennsylvania, rated at about 180 horsepower.
Lycoming O-540
The Lycoming O-540 is a family of six-cylinder, air-cooled, horizontally opposed piston aircraft engines produced by Lycoming Engines of Williamsport, Pennsylvania, first certified in 1957 and powering many general aviation aircraft.
Lydia Litvyak
Lydia Litvyak, also known as Lilya Litvyak, was a Soviet fighter pilot of World War II and the first woman to shoot down an enemy aircraft.
Lynden Pindling International Airport
Lynden Pindling International Airport, formerly Nassau International Airport, is the main gateway to The Bahamas in Nassau, handling a record 4.06 million passengers in 2024.
LZ 127 Graf Zeppelin
LZ 127 Graf Zeppelin, also known as Graf Zeppelin I, was a German passenger rigid airship that made the first commercial transatlantic flight in 1928 and circled the globe in 1929.
LZ 129 Hindenburg
The LZ 129 Hindenburg, the largest airship of its time, carried passengers across the Atlantic in 1936 before burning at Lakehurst, New Jersey, on May 6, 1937.
Maastricht Aachen Airport
Maastricht Aachen Airport, also known as Maastricht Airport or Aachen Airport, is a regional airport near Beek in the Dutch province of Limburg, serving the cities of Maastricht and Aachen.
Maastricht Upper Area Control Centre
The Maastricht Upper Area Control Centre (MUAC) is a non-profit air navigation provider run by EUROCONTROL, controlling upper airspace over Belgium, Germany, Luxembourg, and the Netherlands since 1972.
Macau International Airport (澳门国际机场)
Macau International Airport (澳门国际机场) is the international airport of Macao, China, at the eastern end of Taipa island and on adjoining reclaimed land, open 24 hours since November 1995.