The time it takes for a domain transfer to complete can vary depending on several factors, including the domain registrar, the top-level domain (TLD) involved, and the responsiveness of the parties involved in the transfer process. Here's a general timeline to give you an idea:

Initiation of the transfer: After you initiate a domain transfer by following the required steps, the process usually begins immediately or within a few hours.

Authorization and confirmation: The current domain registrar typically sends an authorization code (also known as an EPP code or transfer key) to the domain owner's email address on record. The domain owner needs to provide this code to the new registrar to confirm the transfer request.

Domain unlock and preparation: The domain owner should ensure that the domain is unlocked for transfer at the current registrar. Additionally, any privacy protection or domain privacy services should be disabled during the transfer process.

Transfer approval: The new registrar submits the transfer request to the domain registry or the current registrar. The current registrar verifies the request and obtains approval from the domain owner.

Transfer time frame: Once the transfer request is approved, the actual transfer can take anywhere from a few hours to several days. The time frame depends on the policies and procedures of the TLD registry and the cooperation of the current registrar. Some TLDs have specific requirements or waiting periods that affect the transfer timeline.

DNS propagation: After the transfer is successfully completed, the new registrar updates the domain's DNS (Domain Name System) records to point to the desired hosting or server. DNS propagation, the process of updating DNS records across the internet, can take up to 24-48 hours to fully propagate worldwide. During this time, some users may still see the website on the old server while others see it on the new server.

It's important to note that the timeline mentioned above is a general guideline and the actual duration may vary in practice. Delays can occur due to factors such as technical issues, administrative processes, or additional security measures implemented by the domain registrar or registry.

If you have specific concerns or questions about a domain transfer, it's recommended to reach out to your current registrar and the new registrar's customer support for more accurate information based on your situation.