Stansted Airport said passengers were being taken off the Pakistan International Airlines plane.
A spokesperson said the passengers "will be taken to a reception centre on the airport where police may wish to interview them about what they have seen".
"At some point police and the airline will arrange for their onward transportation to Manchester", they added.
More top news
Showers across Britain will make way for sunshine tomorrow before a milder end to the weekend, though heavy rain will return in the north.
George Clooney appeared in a special Downton Abbey as a host of stars came together to raise money for the ITV charity campaign Text Santa.
Events company Secret Cinema is planning to screen a film in protest at what they have called the 'censorship' of The Interview.