The Federal Aviation Administration (FAA) regulations allow passengers to use three different types of portable oxygen concentrators on board commercial aircraft. Check with each airline to determine, which system they allow.

Important Information Regarding Security Screening of Portable Oxygen Concentrators (POC’s)

According to Transport Canada and the U.S. Department of Homeland Screening, POC’s have been and still are allowed through security checkpoints once they have been screened.
Other disability and medically related items permitted beyond the checkpoint include, but are not limited to wheelchairs, scooters, medications and associated supplies and CPAP units.

Airline Approvals ( 17 kb pdf)