B
(Economy Class)
G
(Economy Class)
H
(Economy Class)
K
(Economy Class)
L
(Economy Class)
M
(Economy Class)
Q
(Economy Class)
S
(Economy Class)
T
(Economy Class)
U
(Premium Economy)
V
(Economy Class)
W
(Economy Class)
Y
(Economy Class)
On Economy Class and Premium Economy flights with Thai Smile you can earn miles in the booking classes B, G, H, K, L, M, Q, S, T, U, V, W and Y.
The official frequent traveller program of Thai Smile is: Thai Royal Orchid Plus. But you can choose to earn miles on 2 frequent flyer programs, too: