Yes, you can keep an AirTag in checked luggage — the TSA and FAA permit these devices due to their small lithium coin cell batteries.
You probably packed your suitcase tightly, double-checked the zippers, and felt that flicker of worry. What if your bag goes missing somewhere between check-in and the baggage carousel?
The good news is that you can drop an AirTag into checked luggage without breaking TSA or FAA rules. Here’s what you need to know before you do, including the one thing you definitely shouldn’t pack in that checked bag.
TSA and FAA Rules for AirTags in Checked Bags
The Transportation Security Administration allows tracking devices like AirTags in both carry-on and checked luggage. The Federal Aviation Administration has also given the green light because each AirTag contains a non-removable lithium coin cell battery far below the watt-hour limit for restricted items.
There’s a catch with spare batteries. The TSA prohibits loose lithium batteries in checked luggage, so any extra CR2032 cells you bring must stay in your carry-on bag. If security finds prohibited batteries in checked luggage, they may pull the bag off the plane and contact you.
Why Some Travelers Worry About AirTags in Checked Bags
The confusion usually comes from two places: the well-known ban on loose lithium batteries in checked luggage, and the worry that smart trackers might be seen as electronics that need explicit permission. Here are the key clarifications:
- Lithium battery size: The FAA’s concern is loose lithium-metal batteries and larger lithium-ion batteries over 100 watt-hours. AirTags use a single CR2032 coin cell permanently enclosed in the device, which falls well below the threshold.
- TSA’s official policy: The TSA lists tracking devices as permitted items in both carry-on and checked luggage, so you don’t need to declare them at security.
- International variation: Most airlines worldwide follow similar rules, but a few countries or carriers may have stricter policies. Checking your airline’s website before an international flight takes about two minutes.
- Spare battery rule: Extra coin cells are considered loose lithium batteries and must go in your carry-on. Packing them in checked luggage can cause the bag to be flagged and removed from the plane.
With these facts straight, packing an AirTag in your checked bag is a straightforward way to keep tabs on your luggage throughout your trip.
How to Keep an AirTag in Checked Luggage the Right Way
Just dropping the tracker into the main compartment works, but placing it carefully improves reliability and avoids hardware damage. Tuck the AirTag into an interior pocket, a zippered pouch, or a small electronics sleeve so it won’t shift around during baggage handling.
Per the TSA allows AirTags in luggage guide, the agency has no issue with these devices — but placement matters if the bag gets inspected. An internal pocket keeps the AirTag securely attached to the luggage, not floating loose.
Turn on the AirTag and pair it with your iPhone before you leave home. Once it’s inside the bag, you can open the Find My app anytime to see the last known location. The tracker uses Bluetooth and the Apple Find My network, so even in busy airports you’ll get frequent location updates.
| Item | Carry-On Luggage | Checked Luggage |
|---|---|---|
| AirTag (installed) | Allowed | Allowed |
| Spare CR2032 battery | Allowed (in packaging) | Not allowed |
| Using Find My app | Constant updates | Works when bag is in range of other devices |
| Notifying airline | Not required | Not required, but helpful if bag is delayed |
| International flights | Always allowed | Most airlines allow; check carrier-specific policy |
One quick check worth making: ask the airline counter staff if they have any restrictions on Bluetooth trackers in the hold. Most will say no, but having that verbal confirmation gives you extra peace of mind.
Common Questions About AirTags and Checked Bags
Even with clear rules, a few practical questions come up frequently. Here’s how to handle the most common scenarios.
- What if security finds an AirTag and thinks it’s a problem? That’s nearly impossible with U.S. airports — TSA agents are trained to recognize tracking devices. If you’re traveling internationally and an agent questions it, calmly explain it’s a Bluetooth tracker with a non-removable coin cell below the FAA limit.
- Should I put the AirTag in a luggage tag or inside the bag? Inside is better. An external luggage tag could be ripped off during handling, defeating the purpose. Stashing it inside an interior pocket keeps it with the bag at all times.
- Does an AirTag drain battery faster in checked luggage? No. The AirTag sends a Bluetooth signal periodically regardless of where it is. When the bag is deep in the cargo hold, other nearby Apple devices on the plane may relay its location.
- Can I use an AirTag with Android? Apple’s Find My network is exclusive to iPhones and iPads. Android users can track AirTags using third-party detector apps, but the experience is less seamless.
If your bag does get delayed, the AirTag’s location history gives you concrete evidence to share with airline staff — far better than relying on their internal tracking alone.
What Happens If Your Bag Is Delayed or Lost
The real value of an AirTag in checked luggage shows up when your bag doesn’t arrive on the carousel. Open the Find My app and check the last location. Often the bag is still at the airport — maybe sitting on the tarmac or inside a connecting flight’s cargo hold.
The FAA deems AirTags safe for checked bags, so you can rely on the tracker to help recover delayed luggage. Show the location map to the airline’s baggage service desk — it can narrow down where to look and speed up the retrieval process.
Many travelers use AirTags specifically for international flights where baggage handling is less predictable. The device works anywhere the Find My network has coverage, which includes most airports worldwide. Even if your bag is temporarily out of Bluetooth range, the last known position gives you a starting point.
| Step | Action |
|---|---|
| 1 | Open Find My app on your iPhone and select the AirTag. |
| 2 | Check the map for the last known location and time stamp. |
| 3 | Head to the airline’s baggage service desk with your boarding pass and baggage claim tag. |
| 4 | Show the location to the agent — they can cross-reference it with their system. |
AirTags are not a guarantee against lost luggage, but they turn the waiting game into an active search you can help with.
The Bottom Line
You can absolutely keep an AirTag in checked luggage — TSA and FAA are clear on that. The real value comes when your bag doesn’t arrive on the carousel; you’ll see its last known location and can show airline staff exactly where it is. Just remember to leave spare CR2032 batteries in your carry-on and confirm with your airline before international travel.
Before your next trip, check that your specific airline allows AirTags in checked bags — policies vary for international carriers, and a quick look at your airline’s website can save you from having to repack at the airport.
References & Sources
- Islands. “Know Tsas Rules Airtags Before You Throw One Luggage” The TSA allows tracking devices like AirTags in both carry-on and checked luggage.
- Flight Delayed. “Should I Airtag My Luggage” The FAA has deemed AirTags safe for checked luggage because they contain lithium batteries in such small amounts.