From the Metro site, looks like the best bet is:
Service Number 682 Route Halifax - Bradford
Leave 21:46 Odsal, Odsal Top,
Arrive 22:01 Bradford City Centre, Interchange, Stand V
The 2 alternatives are:
Service Number 645 Route Buttershaw - Greengates Circular
Leave 21:38 Odsal, Odsal Top,
Arrive 21:49 Bradford City Centre, Market Street (a couple of minutes walk from interchange up Bridge Street)
Service Number 625 Route Brighouse - Baildon
Leave 21:53 Odsal, Odsal Top,
Arrive 22:04 Bradford City Centre, Interchange, Stand Z
But I could be wrong
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