I'm trying to find out exactly what all the fare codes mean exactly. I know that fares like M, H, W, etc are all discount economy, but what kind of discount do they mean? Right now, I have the following, please help me ammend the list:
F - First Class
P - Premium First
A - Discount First
R - First Class Award
X - First Class Upgrade
C - Business Class
J - Business Class
D - Discount Business
O - Business Class Award
I - Business Class Upgrade
Y - Full Fare Economy
B - ???
M - Discount Economy??
H - Discount Economy??
Q - Discount Economy??
V - Discount Economy??
W - Discount Economy??
N - Economy Class Award
E - 1K Special Economy
S - ???
T - ???
K - ???
L - ???
G - ???

Thanks