There is no direct connection from Luzhou to Chengdu. However, you can take the taxi to Rongchang North, take the train to East station, then take the line 2 subway to Chunxi Road. Alternatively, you can travel from Luzhou to Chengdu in around 2 h 54 min.
How to get from Luzhou to Chengdu
From Luzhou taxi to Rongchang North, train to East station, then line 2 subway to Chunxi Road. 2 h 27 min 元522. From Luzhou taxi to Chengdu. 2 h 54 min 元732. From Luzhou drive to Chengdu. 2 h 54 min 元195.