If you have your own small plane you could conceivably fly into Ocean Isle Beach as there is a small airport in the mainland section of the town. You will also find listings for car rentals and cab companies in the area. Bicycle rentals are available as well and the Brunswick Transit bus can be scheduled a day in advance.
Getting Here, Getting Around in Ocean Isle/Sunset/Holden, NC
You will have either flown in to Wilmington or Myrtle Beach, SC and rented a car or driven your own car from home to reach Sunset Beach, Ocean Isle Beach or Holden Beach. Once here that is likely the best mode of transportation, however, there are a few taxi services available. For a more leisurely mode of transportation there are the always the bike rental services.