The force issued a short statement which said officers apprehended the 21-year-old in the Chiswick area and he has been taken into police custody.
In their statement, the Met Police said: “We would like to thank the public and media for their support throughout our investigation to locate Khalife and we will provide a further update on his arrest in due course.”
Home Office minister Chris Philp congratulated the police for their “rapid and effective” work to apprehend fugitive terror suspect Daniel Khalife.
The policing minister wrote on social media: “Great work by the Met Police. Well done for a rapid and effective piece of work to catch this fugitive.
“An example of policing at its best. Congratulations to all Officers involved in this operation.”
Rishi Sunak said he is “very pleased” terror suspect Daniel Khalife has been arrested, as he praised efforts by the police and the public in finding him.
Speaking to broadcasters at the G20 summit venue in New Delhi, the Prime Minister said: “I’m very pleased with the news and my thanks to the police officers for their fantastic work over the past couple of days, but also to the public who came forward with an enormous number of leads to help the police in their inquiries.
“It’s good news that we captured the person concerned. As people already know, the Justice Secretary has initiated an inquiry into the circumstances of his escape and that work will continue.
“And this is obviously very welcome news. And again, my thanks to the police but also to the public for their help.”