LGW-BWI-MCI-OAK-LAX-HNL-KOA
CDG-FRA-SXM-SJU-BGI
Both of these marathons were the result of getting 'bargain' priced tickets and being too excited by the savings until the true cost became all too clear! The 7 sector one wasn't evident on the ticket, only showing the 3 flight numbers, that was a lesson learnt.