Traveling with a CPAP, and fixing common problems
Airport screening, carry-on rules and using a CPAP on a plane, plus the first things to check when therapy feels wrong.
Written by PlanScout teamReviewed by PlanScout Internal Review TeamLast reviewed Oct 25, 20264 sourcesHow we make money
At the airport
- The Transportation Security Administration (TSA) lets CPAP machines, masks and hoses stay in their case for X-ray screening. You may be asked to take them out of your carry-on.[1]
- ResMed says medical devices do not count toward your carry-on limit.[2]
- Empty the water tub before you pack the machine.[2]
Using it on a plane
When therapy feels wrong
Prices and suppliers near you
Enter your ZIP code in the price box above to see how many suppliers near you billed Medicare for PAP. Or search suppliers by ZIP.
More in this guide
- Sleep apnea machines: overviewHow CPAP machines work and how Medicare covers them. Learn the 12-week trial, the 4-hour rule and the 13-month rental. Then see how the main brands differ.
- Medicare's CPAP rules: the 12-week trial and the 4-hour ruleWhat Medicare needs in your first three months. The 4-hour rule, the visit between day 31 and 91, and what to do if the trial fails.
- What CPAP costs with Medicare, and how often you get new suppliesThe 20% you pay and the 13-month rental. Then how often Medicare pays for new masks, hoses and filters.
- CPAP masks, humidifiers and cleaningThe main mask types, how humidifiers work, and what the government says about cleaning your machine.
Reviewed & sourced
- Reviewer
- PlanScout Internal Review Team. Checks facts and plain-English accuracy; has no say in how results are ordered.
- What was checked
- Owner sign-off for the PlanScout Internal Review Team: Medicare coverage rules, costs and brand facts against the cited sources
- Last reviewed
- Oct 25, 2026
- Next review
- Before Jan 1, 2027 (new plan year), or sooner if Medicare changes a rule.
- Corrections
- See something wrong? Tell us. We fix confirmed errors within 2 business days and note the change in the page's change log.
- Change log
- Oct 25, 2026: First published and reviewed.
Sources (4)
- Transportation Security Administration: Nebulizers, CPAPs, BiPAPs and APAPs (retrieved Oct 25, 2026)
- ResMed: AirSense 11 user guide (retrieved Oct 25, 2026)
- Fisher & Paykel Healthcare: Sleep apnea products (US) (retrieved Oct 25, 2026)
- Medicare Coverage Database: Positive Airway Pressure (PAP) Devices for Obstructive Sleep Apnea, LCD L33718 (revision effective 01/01/2024) (retrieved Oct 25, 2026)