Wilford Hall Flu Vaccines 2017 Published Sept. 21, 2017 59th Medical Wing JOINT BASE SAN ANTONIO-Lackland, Texas -- Wilford Hall will be offering Flu Vaccines starting September 25, 2017. Influenza vaccines will be available starting September 25, 2017 at Wilford Hall Ambulatory Surgical Center for Active Duty members, health care personnel and all beneficiaries 3 years or older. Pediatric vaccines for children ages 6 months to 2 years are not yet available. Locations: WHASC Main Corridor, 1st Floor, C wing Ages 7 years and older WHASC Immunizations Clinic, 3rd Floor, D Wing Ages 3 years and older Hours: Monday, Tuesday, Wednesday, Friday 0730-1600 Thursday 0730-1500 Closed training days, weekends, federal holidays, and family down days.