Interesting, did not know it worked via Iceland.
I just tried the following in Amadeus :
1 AF8235 Z 05JAN SVGAMS 0955 1130 E75 E 0 M
2 AF8233 Z 05JAN AMSCDG 1230 1345 73H E 0 M
3 AF5088 Z 05JAN CDGIST 1525 2100 321 E 0 M
4 AF1391 Z 09JAN ISTCDG 0705 0845 319 E 0 B
5 FI 543 T 10JAN CDGKEF 1310 1540 75W E 0 L 6 FI 542 T 14JAN KEFCDG 0740 1200 75W E 0 B
7 AF1240 Z 15JAN CDGAMS 0710 0835 321 E 0 B
8 AF8299 Z 15JAN AMSSVG 0940 1110 73W E 0 M
FI/IcelandAir flights appears to be in T class, which is economy,
6767 NOK / Around 730 EUR