Can I Bring an Empty Water Bottle on a Plane?

Key Points:

  • Carry-On Bags: Yes
  • Checked Bags: Yes
  • Size Limitations: Generally, up to 20 oz. or 34 oz. containers are allowed; larger containers may need airline approval
  • TSA 3-1-1 Rule: Applies to liquids, not empty bottles
  • Refilling Post-Security: Allowed at water stations
  • Airline Specific Policies: Similar to TSA but check with the airline for any additional restrictions

Airline Policies Comparison

Airline CompanyCarry-onChecked LuggageDetails
American AirlinesYesYes
Delta AirlinesYesYes
United AirlinesYesYes
Southwest AirlinesYesYesMust be empty; refill post-security​
RyanairYesYesMust fit within carry-on baggage limits​​​

Can I Bring an Empty Water Bottle On A Plane in a Carry-on?

Yes. Empty water bottles are allowed in carry-on luggage. You can fill it up after passing through security.

Can I Bring an Empty Water Bottle in a Checked Luggage?

Yes. There are no restrictions on empty water bottles in checked luggage.

Can You Bring an Empty Water Bottle Through the TSA?

Yes. TSA allows empty water bottles in both carry-on and checked bags​​.

Can You Bring an Empty Water Bottle on an International Flight?

Yes. The same rules for empty water bottles apply for international flights​​.

Different Types of Water Bottles

  • Reusable plastic bottles
  • Collapsible bottles
  • Insulated bottles
  • Stainless steel bottles
  • Each type is subject to the same TSA rules for empty containers

Similar Items with Water Bottles

  • Sports drink bottles: Same rules, must be empty
  • Insulated flasks: Same rules, must be empty
  • Travel mugs: Same rules, must be empty

Will TSA Throw Away My Empty Water Bottle?

No. TSA will not discard an empty water bottle.

What Happens if TSA Catches You with an Empty Water Bottle?

Nothing. Empty water bottles are permitted through TSA checkpoints.

Tips For Packing an Empty Water Bottle in Your Luggage

  • Ensure it’s completely empty
  • If collapsible, fold it to save space
  • Store it in an easily accessible spot for quick inspection if needed

Are Empty Water Bottles Considered Dangerous on a Plane?

No. Empty water bottles are not considered dangerous.

⚠️ The final decision rests with the TSA officer on whether an item is allowed through the checkpoint.

If you are unsure about an item, AskTSA team looks forward to answering your questions 365 days a year; live assistance is available from 8 am – 6 pm (ET).

⚠️ Officers may ask you to power up your electronic device, including cell phones. Powerless devices will not be permitted onboard the aircraft. TSA does not read or copy information from your device.

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