Whether or not you can bring a razor on a plan depends on the type of razor.
Can I bring a disposable razors on a plane?
Yes, you can bring disposable razors on an airplane. This includes the kind of razors that are completely disposable, as well as the kind where you replace the razor blades with cartridges. Both of these razors are allowed in carry-on luggage on a plane.
Can I bring electric razors on a plane?
Yes, you can bring an electric razor in your carry on luggage on board an airplane.
Can I bring a safety razor on a plane?
It is ok in your carry on but only without the blade. Because the razor blades are easy to remove, you cannot bring safety razors if it also has the blade in your carry on luggage on board an airplane. Razor blades must be stored in your checked luggage.
Can I bring a straight razor on a plane?
No, you cannot bring a straight razor on a plane. Straight razors are only allowed in checked luggage.