Research: The 10 best and 10 worst airlines in the world.

The world's best and worst airlines have been uncovered in a recent survey. Qatar Airways was ranked first in the world ranking, leaving 72 airlines behind.

The survey was conducted by AirHelp, a company that helps passengers on compensation claims for delayed, canceled or overcharged flights. The classification was based on the performance and quality of the services provided by each airline.

After the Qatar champion, the German airline Lufthansa follows, while Aegean is a few places below.

See in detail the 10 best and 10 worst airlines in the world:

Best 10

1. Qatar Airways

2. Lufthansa

3. Etihad Airways

4. Singapore Airlines

5. South African Airways

6. Austrian Airlines

7. Aegean Airlines

8. Qantas

9. Air Malta

10. Virgin Atlantic



Worse 10

63. Jet Airways

64. Aerolineas Argentinas

65. Iberia

66. Korean Air

67. Ryanair

68. Air Mauritius

69. EasyJet

70. Pakistan International Airlines

71. Royal Jordanian Airlines

72. Wow Air