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 What is the wattage of the ghd hairdryers? ghd air® hair dryer Which hairdryer can I use the air diffuser with? How do I claim on my warranty? How do I change the voltage on my ghd flight travel hair dryer?