Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Lebanon, New Hampshire to Cocoa Beach as you normally would.
For a flight from Lebanon to Cocoa Beach, you will be flying from Lebanon Municipal. Lebanon Municipal (LEB) is just 3.0 mi from the center of the city. Lebanon Municipal is the only Lebanon airport and it handles 0 outbound flights to Cocoa Beach per day. 0 airlines have flights to Cocoa Beach from Lebanon Municipal on a regular basis.
These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lebanon Municipal Airport to Orlando Airport flight would often be abbreviated as a LEB to MCO flight. Daytona Beach Airport (DAB), Orlando Sanford Intl Airport (SFB), Melbourne Airport (MLB) are other airports near this flight route and their unique identifiers/IATA codes.