is there a limit to how much cash you can carry
What you have to do will depend on what country you are in, or whether you are traveling internationally. Travel within the United States. If you are on a domestic flight in the US, there is no limit to the amount of cash or monetary instruments that you can carry.However, the TSA may ask a passenger who is carrying a large sum of cash to account for the money.hat you have to do will depend on what country you are in, or whether you are traveling internationally. Travel within the United States. If you are on a domestic flight in the US, there is no limit to the amount of cash or monetary instruments that you can carry.