Will Los Angeles Customs check the return ticket?

Los Angeles Customs will check the return ticket. Los Angeles Customs will check passengers' luggage upon entry, including return tickets. This is because the return ticket is one of the important bases for customs to judge whether passengers have entered or stayed illegally. If the passenger's return ticket is authentic and valid, and it is in line with his itinerary, the customs will generally not further inspect or detain it. However, if there are problems with the passenger's return ticket, such as expired, invalid, invalid, etc. , or the passenger's itinerary does not match the return ticket, the customs can further investigate and deal with it.