Flight
Florida has tons of airports, Jacksonville is definitely the shortest commute. It is roughly 55 minutes from St. Augustine where most of the before and after events will be held, and 50 minutes from the wedding venue in Green Cove. For direct Flights from Columbus, OH to Jacksonville, FL check out Breeze Airways. https://www.flybreeze.com/home
Flight
This is the second-best option for flying in with it being 1 hour and 20 minutes from St. Augustine. Direct flights from Columbus (Rickenbacker) Airport to Sanford via Allegiant.
Flight
Orlando is a 2 hour drive from St. Augustine, but has several direct flight options.