If you're a person with diabetes who needs to take insulin injections, then you know that traveling can be a bit of a challenge. You need to ensure that you have all of your supplies with you and take the necessary precautions to keep your insulin safe.

This blog post will discuss how to travel with insulin needles on a plane. We'll talk about the precautions you need to take before, during, and after your flight. So whether you're taking a short trip or embarking on a cross-country adventure, follow these tips, and you'll be able to travel safely with your insulin needles!

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Traveling as a Diabetic

Traveling is a fantastic way to see the world and experience new cultures. However, if you have diabetes, it's essential to do some extra planning before you go. That's because you'll need to make sure that you have all of your supplies with you, that those that need cooling stay cool, and that you're taking the necessary precautions to keep your insulin safe at any time during travel.

Related article: The Ultimate CheckList for Traveling with Diabetes!

What to Take With You on Your Trip

When you're packing for your trip, make sure to pack all of the diabetes supplies that you'll need to manage your diabetes. This includes your insulin, syringes, pen needles, glucose tablets, an insulin pump, continuous blood glucose monitors, and any other supplies that you usually use. It would be best if you also packed extra supplies in case of emergencies. For example, if you're flying, it's a good idea to bring along an extra vial or two of insulin in your carry-on luggage in case your luggage gets lost or delayed. Make sure that you store insulin safe and keep your insulin cool at all times.

One of the first steps is to check with the airline to see if there are any restrictions on carrying your diabetes supplies or medical supplies like insulin, needles, or other medical supplies on the plane. Each airline has different rules on carrying medical supplies and medical devices, so it's crucial to find out what those are before you travel. Nowadays, all airlines allow you to take insulin and other medical supplies on board, but you may need to get a doctor's note or declare the items at security.

It would be best if you also packed extra supplies in a carry-on bag if your luggage got lost during the trip. And be sure to pack extra clothes too, just in case!

Once you know the airline's policies, you can start packing your supplies.

Can You Bring Insulin Needles on a Plane?

Yes, you can bring insulin needles on a plane. The transportation security administration (TSA) has special rules and a security screening process for travelers with diabetes who need to travel with syringes or other sharp objects. You can find more information below in this article, or if you need more details, you can check the TSA guidelines.

A list of most medical devices and medical supplies diabetics travel within their luggage, and their carry-on bag is;

  • Needles and syringes

  • Blood glucose meters

  • Continuous glucose monitor

  • Insulin pumps

  • Insulin pens

  • Glucose tablets

How to Pack Your Insulin Needles Before Flying? 

When packing your insulin needles for a flight, following the "Three-Day Rule is important." This rule states that you should pack enough supplies for three days, in case your trip is delayed or you have other problems along the way like losing your luggage.

You'll also want to make sure that you pack your needles in a secure container. A hard plastic case is a good option. And be sure to label the container with your name and contact information if it gets lost.

Related article: Does Insulin Really Need to Be Refrigerated?

Preparing for Your Flight

Now that we've gone over the basics, let's talk about how to travel with insulin needles on a plane and prepare yourself for your flight.

Packing for your flight

The best way to pack for your flight is to have a checklist ready. This way, you can ensure that you have everything you need and that it's all packed securely.

Here's a quick diabetes travel checklist of things to pack:

  • Insulin

  • Syringes

  • Needles

  • Insulin pump

  • Blood glucose meter or continuous glucose meter

  • Hard plastic case for needles

  • Insulin cooler

  • Other medical supplies you need

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Now that you've packed your supplies, it's time to do a quick pre-flight check. This way, you can make sure that everything is in order and ready to go. Here's what to do:

  • Check the expiration date on your insulin. If it's expired, don't use it!

  • Make sure all of your supplies are clean and sterile.

  • Travel documents and ID

  • You should also pack a letter from your doctor that states that you have diabetes and need to travel with insulin and supplies. This is not required, but it can be helpful if there are any issues, and you can show the airline staff.

Related article: How to Travel With Medication Internationally?

Before embarking on your flight

One of the most important things to do before you travel is to check your blood glucose levels. If they're too high or too low, make sure you take action to regular your levels. So make sure you check them and adjust your insulin and snacks accordingly.

You should also wear a medical ID bracelet or necklace that says you have diabetes. If something happens and you're unable to communicate, people will know that you have a medical condition and need help.

Another thing to keep in mind is that flying can be dehydrating. So be sure to drink plenty of water both before and during your flight. And avoid alcohol, as it can cause dehydration and affect your blood sugar levels.

Last but not least, always carry your insulin with you when you travel. Please don't put it in your checked luggage, as there's a chance it could get lost or damaged.

During your flight

If you're flying with insulin needles, you're also flying with insulin; you'll need to make sure that it doesn't get too hot or too cold. Extreme temperatures can damage insulin, so it's essential to keep an eye on the temperature of your insulin and supplies.

One way to do this is to pack your supplies in an insulin cooler. This will help keep them cool during the flight. And be sure to keep the cooler in your carry-on bag, so you can access it easily if you need to.

Related article: How to Keep Insulin Cool While Traveling?

TSA Regulations About Needles, Syringes, and Sharps

The TSA has specific regulations about needles, syringes, and other sharps. You can view the complete list of what is allowed here. But in general, you are allowed to travel with your insulin and supplies as long as they're properly packed and labeled.

You should also declare your supplies to the TSA when you go through security and the screening process and talk to TSA agents. And be sure to have your doctor's letter with you, just in case there are any questions. TSA regulations recommend but do not require that medical devices be labeled for security processes.

Documents to Fly With Insulin and Other Medications

When flying, it's important to keep the following documents with you:

  • A letter from your doctor that states you have diabetes and need to travel with insulin and supplies

  • Medication prescriptions

  • TSA documentation (if applicable)

  • Your insurance information

  • Your diabetes care plan

These documents will help make sure that you can travel smoothly and without any issues. It's always better to be prepared!

These documents apply equally to national and international destinations. Still, when you travel internationally, it's always a good idea to check with the consulate of your destination country to see if there are any specific requirements and to have the document in English and the language of your destination.

Related article: How to Find Travel Insurance for Type 1 Diabetes?

Taking Your Insulin on the Plane

Before taking your insulin, needles, and other diabetes supplies on a plane, there are a few things to keep in mind:

  • Check the expiration date! Don't use insulin that has expired.

  • Make sure all of your supplies are clean and sterile.

  • Travel with your insulin in a cooler to keep it at a safe temperature.

  • Be sure to have all of your documents and ID with you. 

Can Insulin Go Through An X-ray Machine at the Airport?

Yes, insulin can go through airport security X-ray machines. There is no immediate risk of damage to insulin from X-rays.

On the other hand, it's essential to know that airport security X-ray machines might affect insulin pumps and continuous glucose meters. So it's a good idea to remove them, if possible, before going through the machine.

However, if you are concerned about your insulin, insulin pump, or other medical devices being exposed to X-rays, you can ask for a hand inspection of your supplies.

Related articleCan Insulin Pumps go Through X-ray machines and Metal Detectors at the Airport?

What to Do After You Land

Once you've arrived at your destination, the first thing you'll want to do is check your blood sugar levels. If they're out of range, take the necessary steps to bring them back into a safe range. And be sure to drink plenty of water, as flying can be dehydrating.

If you travel at a different timezone, you must adjust your insulin schedule accordingly. This can be a tricky process, so talk to your doctor or diabetes educator before you travel.

If you are traveling with an insulin cooler, it's important to check the temperature of your insulin before using it. Extreme temperatures can damage insulin, so make sure it's still safe to use before injecting it.

And last but not least, don't forget to enjoy your trip! Traveling can be a lot of work, but it's also a fantastic experience. So take the time to relax and have fun.

Tips for Flying With Insulin and Diabetic Supplies

Traveling with diabetes can be overwhelming, but it doesn't have to be. By following these tips and being prepared, you can make the process smoother.

A quick recap of the tips explained in this article:

  • Before you travel, check with your doctor and get a letter stating that you have diabetes and need to travel with insulin and supplies.

  • Ensure all of your supplies are clean and sterile and that your insulin is not expired.

  • Travel with your insulin in a cooler to keep it at a safe temperature.

  • Be sure to have all of your documents and ID with you when going through security.

  • If you are concerned about damage exposure by an x-ray machine, you can ask for a hand inspection instead.

  • After you land, check your blood sugar levels and drink plenty of water.

  • If you travel at a different timezone, adjust your insulin schedule accordingly.


Flying with diabetes can seem daunting, but following these tips can make the process much smoother. Make sure you follow all the above steps, and you'll be ready to take on the world, one plane ride at a time.

Happy travels!

June 04, 2022

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The information presented in this article and its comment section is for informational purposes only and is not intended as a replacement for professional medical advice. Always consult with a qualified healthcare provider for any medical concerns or questions you may have.