QF26 ex LAX on Tues left LA 3 hrs late arrived Nadi with a hydraulic leak. Cabin crew walked after 20 hours. Cant blame them. 380 pax into hotels. Tech and cabin crew paxed up from Aukland. Leak fixed planned departure 1800 LT Thursday night. Ready to go pax falls ill further 3 hour delay. Tech crew pax to Nadi Wed pax home Sat. CC , pax to Aukland today and 3 to Sydney tomorrow. Love to know the total cost.