One such item that often raises eyebrows is the humble trimmer. So,where to keep trimmer in international flight? Understanding airline regulations and taking the appropriate precautions are crucial, regardless of whether you choose to store it in your checked baggage for peace of mind or keep it in your carry-on luggage for convenience. You can clear the air and travel with confidence by adhering to these guidelines, as they will ensure that your trimmer is securely stored for the upcoming journey.