I leave in a few weeks for an extended trip throughout Europe. Almost all airlines I'm flying say you can take it on as an additional piece of luggagae not counted towards the normal carry on limits. Some want to know ahead of time even if you don't plan to use it so they can make a note in your res...

Flying within the U.S., or departing the U.S. is not a problem. It's the flights between other countries or within other countries. (TSA rules don't apply there.) As an example....British Airways has no problem. Aer Lingus, SAS and Icelandair all want prior notice. Most say I will be able to take it...

I'm resurrecting this to add some info. I'm finding that some airlines are insisting I give them information about the machine at least 48 hours ahead of time to be allowed to carry it. They want to make sure the specific machine is approved to use on a flight. I don't think they understand it's not...

Curems--the travel sized ones I've seen aren't too expensive and I'd buy one as a secondary machine. Cardsfan--thanks, I haven't gotten the machine yet so I was going by the specs given online. Since distilled water is not easy to find everywhere outside the U.S., I planned to leave the humidifier h...

I'm about to get a CPAP machine for the first time. I travel a great deal and for extended periods. I try to travel with only carry-on luggage. Most airlines in the USA allow the CPAP as an additional item not to be included with the limits of a carry-on bag and personal item. But my travel takes me...