India, Aug. 1 -- People living in the US on visas are being urged to think twice before booking even a domestic flight. Immigration lawyers say they are seeing a growing number of airport detentions involving people whose visas have expired but who have already applied for an extension, adjustment of status or asylum.

According to the attorneys, cases have been reported at airports in California, Colorado, Florida, Illinois, Kansas, Michigan, New Jersey, Texas and Virginia. They say some of those detained had no criminal record and were carrying documents that, until recently, would generally have allowed them to stay in the US while their applications were pending.

Immigration attorney Rajiv Khanna wrote on LinkedIn that the recent inc...