Memorial Day weekend has always been one of the busiest travel periods of the year, but many retirees booking last-minute trips in 2026 are discovering the real cost of travel goes far beyond the advertised airfare or hotel rate. Between rising airline baggage charges, hidden resort fees, parking surcharges, and dynamic pricing systems, seniors on fixed incomes are getting blindsided by unexpected expenses at checkout. Travel experts say many retirees focus so heavily on securing a quick getaway that they overlook the smaller fees quietly added throughout the booking process. Several major airlines have already increased baggage charges, while hotels continue layering mandatory destination and resort fees onto reservations. Here are five travel fees that are catching some older travelers off guard.