Classes in Airline

Airline Class of Service Codes

A - First Class Discounted

B - Economy/Coach – Usually an upgradable fare to Business

C - Business Class

D - Business Class Discounted

E - Shuttle Service (no reservation allowed) or Economy/Coach Discounted

F - First Class

G - Conditional Reservation

H - Economy/Coach Discounted – Usually an upgradable fare to Business

J - Business Class Premium

K - Economy/Coach Discounted

L - Economy/Coach Discounted

M - Economy/Coach Discounted – Usually an upgradable fare to Business

N - Economy/Coach Discounted

P - First Class Premium

Q - Economy/Coach Discounted

R - First Class Suite or Supersonic (discontinued)

S - Economy/Coach

T - Economy/Coach Discounted

U - Shuttle Service (no reservation needed/seat guaranteed)

V - Economy/Coach Discounted

W - Economy/Coach Premium

X - Economy/Coach Discounted

Y - Economy/Coach

Z - Business Class Discounted

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Discount Economy: K,L,Q,V,W,U,T,X,N,O,S

Full Fare Economy: Y,B,M,H

Premium Economy: W,E

Discounted Business: D,I,Z

Full Fare Business: J,C,D

First: A,F