Royal First Class represents the ultimate in flying luxury, awarding privileged recognition to those who have achieved the pinnacle of social or professional status. | 
Royal Silk Class delivers an outstanding degree of preferential consideration, at every stage of every journey. | 
Premium Economy Class has been created to provide an enhanced dimension in passenger choice over the airline’s longest routes. | 
THAI offers a superior quality Economy Class, offering levels of space, comfort and service unmatched by other airlines. | |
