CCI has release information for their shuttle service.
Comic-Con International’s shuttle expands to 24-hour service this year, stopping at over 60 locations in downtown, Mission Valley, and hotels near the airport on Shelter Island and Harbor Island. The shuttle service, sponsored by NBC and coordinated by Seat Planners Incorporated, kicks in Wednesday, July 17 from 3:00 PM until 10:00 PM for Comic-Con’s Preview Night. On Thursday, July 18, 24-hour service begins starting at 5:00 AM and runs continuously until Sunday at 7:00 PM!
COMIC-CON SHUTTLE SERVICE FREQUENCY
Wednesday, July 17
• 3:00 PM-7:00 PM: Every 20 minutes
• 7:00 PM-10:00 PM: Every 15 minutesThursday, July 18
• 5:00 AM-8:00 AM: Every 30 minutes
• 8:00 AM-10:00 PM: Every 15 minutes
• 10:00 PM -11:59 PM: Every 30 minutesFriday, July 19
• 12:00 AM-8:00 AM: Every 30 minutes
• 8:01 AM-11:59 PM: Every 15 minutesSaturday, July 20
• 12:01 AM-8:00 AM: Every 30 minutes
• 8:01 AM-11:59 PM: Every 15 minutesSunday, July 21
• 12:01 AM-8:00 AM: Every 30 minutes
• 8:01 AM-7:00* PM: Every 15 minutes*Ending time is last departure from Convention Center to official hotels. The last bus departing the hotels going to the Convention Center is approximately 30 minutes prior to the end time listed.