737 EWR FO

October 2014, 4 day trip, early show late finish

1) EWR-SFO then DH to SEA 15.5 hours in SEA
2) SEA-IAD-ORD 11 hours in ORD
3) ORD-IAH-SJU 24 hours in SJU
4) SJU-EWR

Hope that answers your question