Timing Excellent from sfo to Singapore and service was magnificent and economy class seats are great Total very good practical experience thanks The minimum amount age for a child to fly on your own is five, but Airways which offer an unaccompanied minimal (UNMR) provider could have their own age https://travialist.com/story8687592/new-step-by-step-map-for-first-class-flights-from-sydney-to-london