Passengers,Turkish Airlines flight changes are a breeze! Do it online, on their app, or call their hotline at 1 (800) 874-8875 or +1-844-902-4930 (OTA Skip-Waiting). If you're already at the airport, swing by the ticket office. Fees may apply, so check online or ask when you call .For more information on Turkish Airlines flight changes, visit the Airlines Pet Policy website.