You can book Delta Airlines tickets online by visiting the Delta Airlines website and searching for your travel requirements. In case you want to cancel your flight ticket or change your departure date and time, you need to call to manage your booking. To book Delta Airlines, follow these steps: The steps to manage booking Delta Airlines are: Just go to the official Delta Airlines website and sign in to your Delta account. Click the "Manage booking" tab or icon at the top of the screen. Select the flight ticket you want to change. Make changes to your flight booking: Save changes. You will be charged according to the change made on the ticket. Booking flights, as well as other facilities and services, can be managed online by visiting the official Delta Air Lines website. The online platform allows you to easily book tickets, make payments on the required payment method, change reservations, cancel reservations, buy services, choose places, and plan your trip's route without problems. You can also contact Delta Airlines at + 1-800-305-6427 for further clarification regarding any inquiries. Details of the booking policy can also be obtained.