Originally Posted by
Staymates788
Need some help... Why would a flight show L9,K9,G9 but want me to book at T. When I search specially for the cheaper fare it says no flights match that search criteria.

That means the lower buckets are available only for certain other city pairs which include the flight in question, but not the flight's route as a standalone. Given pricing for AAA-BBB-CCC does not imply that AAA-BBB will have the same fare buckets available.