This airline ranking combines safety, staff, comfort, and customer reviews 👨‍✈️💺✨️ The airlines in the S tier are known for their exquisite upper classes and passenger satisfaction. For example, Singapore Airlines is in the highest category thanks to its phenomenal first class, which has won over many passengers with its excellent service. The lowest tiers tend to feature unpopular airlines that prioritize efficiency over comfort and luxury, such as Ryanair. | VisitWhale