BackpackCooler

Can You Bring A Hydro Flask On Plane?

Knowing what can and cannot be taken through security in your carry-on luggage can be a little daunting. Nobody wants to pay the absurd airport prices for water and reusable water bottles have surged in popularity over the last decade. 

So, can you bring a hydro flask on a plane in your carry-on luggage?

Can You Bring A Hydro Flask On Plane?

Yes, as long as it is empty you can bring a Hydro Flask through security and onto a plane. 

Once through security, you can refill the Hydro Flask. The same goes for any other brand of thermos or vacuum-walled water bottle.

What Does The TSA Say About Water Bottles?

The TSA states that an empty water bottle can be brought onto a plane in your carry-on luggage.

They do not provide a size limit for these bottles. 

According to the tweet provided below that comes directly from the @AskTSA Twitter account “Empty Hydro Flasks are allowed in carry-on and checked bags”.

Can A Hydro Flask Go Through Airport Security?

The TSA does not mention Hydro Flasks or other thermos brands in particular on their website. They do have a Twitter account that fields questions from the public and that account has has addressed specifically addressed Hydro Flasks.

According to the tweet provided below that comes directly from the @AskTSA Twitter account “Empty Hydro Flasks are allowed in carry-on and checked bags”

TSA Hydro Flask On A Plane Tweet

So there you have it, so long as your Hydro Flask or thermos is empty you can bring it through security in your carry-on luggage next time you fly.

Simply fill it up using one of the many fill stations once you’re through security and you can stay hydrated in style during your next trip.

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