In order to book an upgradable fare on United you have to buy a ticket in fare class W or higher. Here are the fare classes above W.
V
Q
H
U
E
M
B
Y
Only airlines could convolute something so simple as the ordering of the alphabet.
Related
Home Media Magazine put together a great list of those
Last week I spoke at that the Digital Media Conference
[vc_row][vc_column][vc_column_text] This week I was in #Dubai, working with Emirates
