Even though locking your checked luggage can be a good idea, it's not a solid guarantee that your personal belongings will be safe. Unfortunately, there are a lot of clever folks who know how to bust open a combination lock. Also, some thieves simply slice through a soft-sided bag to grab its contents.
What is international version of TSA PreCheck?
Global Entry provides expedited U.S. customs screening for international air travelers when entering the United States. Global Entry members also receive TSA PreCheck® benefits as part of their membership.
Is TSA lock required in Europe?
Is it OK to not lock checked luggage?
If you're carrying your valuables with you in your carry-on bags, and you don't have anything really valuable in your checked luggage, then you may not need to use a luggage lock. Unless, of course, you've got any especially valuable socks or underwear.
Is it bad to not lock your suitcase?
The decision is ultimately up to you. The TSA strongly recommends that you carry your valuables–such as jewelry, money, identification, and electronics–in a carry-on bag. If you're not packing any valuable items in your checked bag, you don't necessarily need a lock.