Originally Posted by RomeoHotel

it’s the same flying…

a trip that starts in in EWR and overnights (or passes through) TPA and ends in EWR is the same flying as

a trip that starts in TPA and overnights
(or passes through) EWR and ends in TPA

so yeah in that case EWR lost a trip and TPA gained one

Also I never realized anyone was striving for an optimal global pairing solution..it just seems like random crap with 3 hour sits in assorted airports throughout the country… or out of the country (CUN)