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The route from Cardiff to Southampton is served daily by 302 trains leaving from from the stations of Cardiff Queen Street [ CDQ ], Cardiff Air Bus [ XCF ], Cardiff Central [ CDF ], Cardiff Bay [ CDB ] and arriving at in the stations of Southampton Central [ SOU ], Southampton Airport Parkway [ SOA ].
The average journey duration is 3 h 11 min. The first train leaves at 05:28. The last one is at 23:54.

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