While riding an airplane is generally safe, aircraft-related accidents do unfortunately happen sometimes, with some airline names are becoming infamous for. However, there are also some airlines that stand out in terms of safety and convenience.

In the opening of this year, Airlineratings.com, the leading website responsible for the world's airlines' safety and product rating, has revealed its top 20 safest airlines for 2017. And what airlines hold the number one spot? For 4 years running, Qantas Airlines.

Airlineratings.com monitors over 425 airlines in the world, and their factors for rating airlines include audits from aviation's governing bodies and lead associations; government audits; airline's crash and serious incident record; profitability and fleet age. In all this, Qantas still ranks as the best.

Another Australian-based airline that made it to the top 20 list is Virgin Australia, holding the spot in number 20. Other international airlines that made it to the list include Alaska Airlines, Cathay Pacific Airways, Japan Airlines and Scandinavian Airline System. Virgin Atlantic is also included on the list.

In a statement, Airlineratings.com editor Geoffrey Thomas said: "Our top 20 safest airlines are always at the forefront of safety innovation, operational excellence and the launching of more advanced aircraft like the A350, 787 and 777X. While these airlines are always leaders in safety there was no question that Qantas still remains the leader in safety enhancements and operational excellence."

"Over its 96-year history Qantas has amassed an amazing record of firsts in safety and operations and is accepted as the world's most experienced airline. Qantas has been the lead airline in virtually every major operational safety advancement over the past 60 years."

Another list released by Airlineratings.com is the Top Ten Safest Low-Cost Airlines for 2017. And the airlines that made the list are: Aer Lingus, Flybe, HK Express, Jetblue, Jetstar Australia, Jetstar Asia, Thomas Cook, Virgin America, Vueling and Westjet.