Written by Joanne M., Director of Telehealth Clinical Operations | Fact-Checked for Clinical Accuracy
Quick Answer: ✈️ Yes, you should wear your clear aligners while flying. Keeping up with your 20–22 hour daily wear ensures your orthodontic treatment stays on track, even during long flights or layovers.
“I wasn’t sure if I could wear my aligners on a long-haul flight, but with a few simple tips, I stayed on schedule and arrived with my smile intact!”
✈️ Flying with Aligners: What You Need to Know
Traveling while wearing clear aligners—whether Invisalign or online options like NewSmile—can feel daunting at first. Many people worry about dry airplane air, meals, and whether air pressure could damage their trays. The good news? With a little planning, you can travel safely and comfortably while keeping your orthodontic progress on track.
The core rule is simple: consistency. Aligners are designed to be worn for 20–22 hours daily, and flights are no exception. Even a 12-hour international flight doesn’t need to disrupt your treatment if you plan ahead. Let’s break down everything you need to know to fly confidently with your clear aligners.
🛫 Altitude & Pressure: Do Airplanes Affect Aligners?
One of the most common concerns is air pressure. As the plane ascends or descends, ears “pop” and some passengers feel pressure in their sinuses. So, can this affect aligners? The short answer: no. Your trays are designed to stay snug and won’t warp or harm your teeth, even at 35,000 feet.
- ✔ Keep aligners in during takeoff and landing: Removing them doesn’t prevent pressure discomfort and may actually delay your daily wear time.
- ✔ Minor sensitivity: Some people notice mild tooth pressure, but it’s usually just your body adjusting to altitude changes.
- ✔ Storage case: Always keep your aligners in a case if you need to remove them temporarily. Avoid wrapping them in napkins or leaving them loose—they can easily get lost.
Tip: If you’re prone to sinus pressure, chewing gum or yawning during ascent and descent helps your ears adjust without impacting your aligners.
💧 Dry Cabin Air & Staying Comfortable
Airplanes have notoriously dry air—usually around 20–30% humidity. This can cause dry mouth, chapped lips, or slight irritation around your aligners. Staying comfortable is easy with a few habits:
- ✔ Hydrate regularly: Bring a refillable water bottle and take sips every 30–45 minutes. Hydration keeps your mouth moist and prevents your aligners from sticking uncomfortably to your teeth.
- ✔ Avoid alcohol and caffeinated drinks: These beverages increase dehydration, which can make wearing trays less comfortable.
- ✔ Use moisturizing lip balm: Dry lips can make aligners uncomfortable. Apply frequently during long flights.
- ✔ Chew sugar-free gum: If allowed during the flight, chewing gum stimulates saliva production and reduces dryness.
- ✔ Short breaks without aligners: Remove your trays only when necessary to eat or brush. The fewer hours without aligners, the better for your treatment progress.
Human anecdote: Many travelers report that a 500ml water bottle and small travel lip balm make flights significantly more comfortable with aligners. It’s a simple, portable solution.
🍽 Airport Snacks & Meals
Eating while wearing aligners requires planning because trays must be removed for meals. Here’s how to make it work:
- ✔ Choose soft, easy-to-eat meals: Sandwiches, soft fruits, or small snack packs are ideal for layovers and short flights.
- ✔ Quick cleaning kit: Carry a mini toothbrush, travel toothpaste, and floss. Even a quick rinse and brush keeps your aligners hygienic before reinserting.
- ✔ Minimize time without aligners: Try to limit eating to scheduled meals rather than frequent snacking. Prolonged time without aligners can slow your treatment progress.
- ✔ Snack smart: Avoid sticky candies, gum, or foods that could get trapped between your teeth and trays.
💡 Pro Tip: If your flight has a meal service, eat the main meal first and brush afterward before enjoying snacks. This reduces the time your teeth spend without aligners.
🎒 Airport Security & Aligner Travel Tips
Flying with aligners is straightforward at airport security. They are clear, discreet, and do not trigger metal detectors. Here’s how to make your travel smooth:
- ✔ Use a protective case: Avoid wrapping trays in napkins or leaving them loose—they can be damaged or lost.
- ✔ Travel kit essentials: Include a mini toothbrush, travel toothpaste, floss, and a small mirror if desired.
- ✔ Extra aligners: If possible, bring an additional set for long trips in case of lost luggage.
- ✔ Label your kit: Include your name and contact info to avoid losing your aligners in transit.
Online aligners like NewSmile are especially travel-friendly because they eliminate mandatory office visits, perfect for frequent flyers.
💬 FAQs — Flying with Aligners
- ❓ Q1: Can I remove aligners during takeoff?
You can, but it’s not necessary. Air pressure does not harm aligners, and keeping them in helps maintain your daily wear schedule.
- ❓ Q2: How do I handle long flights without water?
Always carry a refillable bottle. Most airports have water fountains or bottle refill stations.
- ❓ Q3: Can children fly with aligners?
Yes. The same rules apply: consistent wear, hydration, and a small cleaning kit for meals and snacks.
- ❓ Q4: What if my trays crack mid-flight?
Bring your travel kit and, if possible, an extra set. Contact your orthodontist for instructions once you land.
- ❓ Q5: Can I nap with aligners on?
Yes, sleeping with aligners in is recommended and part of your 20–22 hour daily wear schedule.
- ❓ Q6: How do I clean aligners without a sink?
Use bottled water to rinse, and gently brush with your travel toothbrush. Avoid using airplane seat water for hygiene reasons.
💭 Final Thoughts
Flying with clear aligners is easy when you plan ahead. Keep trays in as much as possible, stay hydrated, plan meals strategically, and carry a small cleaning kit. Frequent travelers find online aligners like NewSmile especially convenient, eliminating office visits and giving freedom to enjoy trips without compromising treatment.
With these tips, your smile remains on track even at 30,000 feet. A little preparation ensures that arriving at your destination means arriving with both your luggage and your progress intact. Safe travels and keep smiling!
