Originally Posted by
serfty
Jetstar Metal can be used, but only when booked with the QF codeshare flight number:
However, this isn't helpful when booking a D class OW product. JQ does not have a D bucket, nor does the QF code. Thus you can only book into L.
eg:
JQ flight SIN-MEL (just looking at today's availability...)
JQ8 J4 Y4 B4 V4 T4 S4 R4 Q4 P4 O4 N4 M4 E4 L4 K4 A4 H4 I4
QF292 Y9 B9 H9 K9 M9 L9 V9 S9 N9 Q9 O9 X9
and a random JQ operated domestic flight... SYD-AVV
JQ625 Y4 B4 V4 T4 S4 R4 Q4 P4
QF5625 Y9 B9 H9 K9