You're asked to pay the remainder of your trip 45 days prior to the start of the trip. The following are the balance payment deadlines and amounts due for trips in the Educational Series(listed in alphabetical order). If you do not see your trip, look in the other series catalogs. Pay your balance by choosing your trip from the options to the left (above on mobile). The correct balance will automatically populate, and after you add one to your cart per registered person, you're ready to check out!