How long does it typically take to obtain a re-entry permit at the airport in Thailand?

The time it takes to obtain a re-entry permit at the airport in Thailand generally ranges from 15 to 20 minutes, though it can vary depending on the queue and the number of officers on duty. Some users have reported waiting up to an hour, while others have completed the process in about 20 minutes, especially by preparing in advance, such as downloading and completing the required form and taking a passport photo to avoid additional queues.