CX isn't stupid (well, most of the time..).
If there isnt such demand and market for it....they wouldn't be adding a 5th flight.
CX239
27/June: J/7 C/4 D/4 I/0
W/3 R/0 E/0 Y/9 B/9 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
28/June: J/9 C/3 D/3 I/0
W/5 R/0 E/0 Y/8 B/7 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
29/June: J/5 C/0 D/0 I/0
W/0 R/0 E/0 Y/0 B/0 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
2/July: J/7 C/5 D/5 I/0
W/6 R/3 E/0 Y/9 B/9 H/6 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
3/July: J/9 C/9 D/9 I/5
W/9 R/9 E/0 Y/9 B/9 H/9 K/9 M/9 L/0 V/0 S/0 N/0 Q/0 O/0
4/July: J/7 C/3 D/2 I/0
W/9 R/6 E/0 Y/9 B/9 H/9 K/9 M/0 L/9 V/0 S/0 N/0 Q/0 O/0
5/July: J/9 C/9 D/9 I/0
W/3 R/0 E/0 Y/9 B/9 H/9 K/9 M/9 L/0 V/0 S/0 N/0 Q/0 O/0
6/July: J/9 C/6 D/6 I/0
W/5 R/0 E/0 Y/9 B/9 H/8 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
CX238
27/June: J/8 C/5 D/5 I/0
W/9 R/6 E/0 Y/9 B/9 H/1 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
28/June: J/9 C/6 D/6 I/0
W/6 R/0 E/0 Y/9 B/9 H/3 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
29/June: J/9 C/9 D/9 I/0
W/8 R/0 E/0 Y/9 B/9 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
30/June: J/9 C/9 D/9 I/0
W/9 R/9 E/0 Y/9 B/9 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
1/July: J/9 C/5 D/6 I/0
W/4 R/0 E/0 Y/9 B/9 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
15/July: J/9 C/9 D/9 I/1
W/9 R/4 E/0 Y/8 B/7 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
29/July: J/9 C/9 D/9 I/5
W/7 R/1 E/0 Y/9 B/8 H/0 K/0 M/0 L/0 V/0 S/0 N/0 Q/0 O/0
They aren't necessary fully booked yet....but they are relatively near full.
And plus, it's summer holidays afterall...