There are multiple Downton Abbey movies with different runtimes:

• The original "Downton Abbey" movie released in 2019 has a runtime of 2 hours 2 minutes (122 minutes).

• The 2025 movie "Downton Abbey: The Grand Finale," which is the third and final film in the franchise, has a runtime of approximately 2 hours 3 minutes (123 minutes).

If referring to the first Downton Abbey movie, the runtime is about 122 minutes. If referring to the latest 2025 movie, it is about 123 minutes.