Passport: you will need a U.S. Passport if you don't already have one. (make sure your expiration date is not within 6 months of going on our trip!) The cost is approximately $110 to renew and expired passport and $135 to apply for a first time passport.
Travel Meals: Meals at airports on our 2 travel days (7/10 & 7/16)
Vaccinations & Medications: Cost depends on what you need and your insurance coverage.