Their website say there is a senior discount EXCEPT for a Sunday morning trip from the port.
With an additional $5 discount for Seniors (55+) and Children (10 & Under) when purchasing a round-trip ticket.
(Sunday Shuttles booked during our Prime Time hours of 9.00 A.M. , 10:00 A.M , and 11:00 A.M. from Galveston, to either airport, will be charged an additional $5 and discounts will not apply to the reservation, including senior and child.)