Thanks to an Accor promotion you can convert Accor ALL points to Flying Blue miles and vice versa.
The ratio from ALL points to Flying Blue used to be 2,000 points to 1,000 miles; that has now been changed to 2,000 points to 2,000 miles, and Flying Blue gives an additional 15% bonus for conversions done until December 15.
Accor hotel group, is a French multinational hospitality company that owns, manages and franchises hotels, resorts and vacation properties. It is the largest hospitality company in Europe, and the sixth largest hospitality company worldwide. Accor operates in 5,300 locations in over 110 countries.
See link below for full details