If you're looking to watch this French epic (just over 3 hours long), there are several legitimate paths to do so without paying a cent.
Disclaimer: This article does not promote or provide links to pirated content. "i---" is referenced as a search phenomenon to educate users on the risks of illegal streaming. i--- Blue Is The Warmest Colour Free
If you want to search for the film on your own, always . Use official aggregators to check your local library and legal services: If you're looking to watch this French epic