Currently operating LHLC airlines
AirAsia X is part of the AirAsia family who is based in Malaysia. It is an LHLC carrier flying between Asia, the Oceania and Hawaii. The airline operates with a fleet of A330 which provides them with good fuel economy and the capacity to operate these routes. The airline was founded in 2001 and has two seat classes available, including premium economy and economy class. The premium economy class also comes with flatbeds.
Jetstar is an Australian low-cost carrier operating flights serving over 80 destinations. These destinations include Australia, New Zealand, Asia and the Pacific. Jetstar operates a fleet of Boeing 787-8 Dreamliner for the long-haul as well as other Airbus A320 family aircraft for their short and medium-haul operations.
LEVEL is owned by International Airlines Group (IAG) serving many destinations within Europe and the Americas. Despite being a member of IAG, it does not belong to any airline alliance and operates a fleet of A330s. The airline has its main focus in transatlantic flights, in 2017, the airline launched flights from Barcelona to Oakland, Los Angeles, Bueno Aires and Punta Cana.
Norwegian operates in both short and long-haul destinations with it's main focus being transatlantic flights. It is an airline that was founded in 1993 in Norway. It operates a fleet of Boeing 737s and 787 Dreamliners. It is recognised as a four star airline by Skytrax and also named 'World's Best Low-Cost Long-Haul Airline'.