NOTE: Cylinders of compressed liquefied medical oxygen are never accepted onboard or in checked baggage for any flight. Emergency oxygen in the aircraft (drop down masks and tanks) are not used unless an emergency exists.
Certain carry-on Portable Oxygen Concentrators (POCs) are approved by the Federal Aviation Administration (FAA) and Frontier for use on board the aircraft. Portable Oxygen Concentrators and respiratory devices are all free to carry on in addition to your one personal item.
For complete details regarding accepted POC and respiratory devices, visit our Special Services page.