What is the difference between the ghd hair dryers? 23 September 2019 07:53 Updated The ghd air® delivers high-pressure airflow, that dries your hair fast, delivering serious salon style in half the time. We also offer the ghd flight® which is our travel dryer to allow you good hair days wherever you are. For more information please visit our comparison page. Related articles ghd air® hair dryer What is the wattage of the ghd hairdryers? How do I claim on my warranty? ghd flight® travel hair dryer Which hairdryer can I use the air diffuser with?