The airport–Grand World and InterContinental–airport–Grand World links give useful starting points for a bus enquiry. They do not make every northern resort, southern beach or northeastern village a direct bus destination. Keep the actual route, direction and usable stop beside the accommodation address. Bãi Vòng ferry-port transport is a different arrival connection again, not another name for the airport service.
For a solo traveller, a well-matched route can be worthwhile because there is only one passenger fare to compare with a car. Add any final ride before deciding. Do not assume airport services are free based on an older article or a separate resort loop. Use current operating and fare information for the route selected. If the stop leaves a difficult walk with luggage, a direct car may be the cleaner choice. On a normal central day, a short local walk can avoid both the bus wait and the car request. For a major northern attraction, a hotel or tour service may offer another arrangement, but it must fit the actual booking. The best bus use is specific: the path and stop serve the trip you have. It is not a promise that one tourism network replaces every other way of moving around Phú Quốc.