Originally Posted by
sbbutler93
I believe shortest legal connection varies by airport
It does. The minimum of the MCTs at CLT, US to US, domestic to domestic, for specific flight ranges, is 25 minutes. ExpertFlyer shows this:
US-US DD .25 FLT 2200 - 3099 - FLT 2200 - 3099
US-US DD .25 FLT 2200 - 3099 - FLT 3500 - 4799
US-US DD .25 FLT 3500 - 4799 - FLT 2200 - 3099
US-US DD .25 FLT 3500 - 4799 - FLT 3500 - 4799