A British Airways 747 has made an emergency landing in Winnipeg after a man suffered a medical emergency on board.

A spokesperson for the Winnipeg Airports Authority said the man was taken by ambulance to a city hospital. She said the man's family has stayed behind while he is treated.

The plane, flight 275, was en route from London's Heathrow Airport to Las Vegas. The spokesperson said it landed at 6:55 p.m.

No further details are available.