A man has died after being stabbed in an altercation in Christchurch last night.

Police have launched a homicide investigation and said the man, who was in his 40s, was involved in an altercation at a Wainui Street property, in Riccarton, around 8.45pm.

They said he sustained serious stab wounds from the altercation, and died a short time after leaving the address.

Police said he travelled in a vehicle to Clarence Street, where he was located around 9.30pm.

Two men have been taken into custody and charged in relation to the incident.

• Christchurch man dead, another charged with murder
• Christchurch shooting: Alleged gunman Brenton Tarrant's trial delayed

Police said a 31-year-old man has been charged with murder and a 38-year-old man has been charged with assault.

They will appear in Christchurch District Court tomorrow.

Police are not seeking anyone else in relation to the incident.

Investigators will be conducting scene examinations over the next couple of days.

Police said they have made contact with the deceased man's family and are supporting them at this sad time.