Originally Posted by
cysyuen
This would however mean needing to buy the most expensive fare bucket, such as Y for economy, W for premium economy, J, for business and F for First.
Not really a good suggestion. Much better for longer routes to buy D or I and not J (or A vs. F), saving thousands of $, which have small change/cancel fees. I'd rather pay a $200 fee to change a $4,700 ticket in D than not pay $200 for a $14,000 J fare.