Does the ADA cover air transportation?

Discrimination by air carriers in areas other than employment is not covered by the ADA but rather by the Air Carrier Access Act (49 U.S.C. 1374 (c)).

For additional information, take a look at the following resources:

Passengers with Disabilities – About the Air Carriers Access Act Source: U. S. Department of Transportation

Air Carrier Accscess Act

Flying with a Service Animal