if you take the 9pm bus out of guatemala city-flores, you get to flores at 5:30am, flores has a lot of hustels, there will be cabbies all over you, just tell them whats your price range for the room you want. in flores, there are a lot of tikal trip bookings in the little shops, they are everwhere, you'll see them, we took like 45 minutes from tikal to flores, there is a 50q fee at the gate. coming to caye caulker-the "linea dorado" bus leaves flores 6:00am. it gets to belize 11:30am. when you get to belize there will be taxi guys outside the bus. just tell them water taxi terminal. you could get the 1:30pm bus at be in caye caulker by 2:30. by 3:30pm you could be drunk by the teach