Portsmouth Harbour to Swansea train times
Trains run hourly between Portsmouth Harbour and Swansea. The earliest departure is at 6:01 AM in the morning, and the last departure from Portsmouth Harbour is at 8:24 PM which arrives into Swansea at 2:11 AM. All services require a transfer at Cardiff Central and take an average of 4h 52m. The schedules shown below are for the next available departures.
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4h 52m • 1 change
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4h 36m • 1 change
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4h 42m • 1 change
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4h 34m • 1 change
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Departing Sunday, August 23, 2026
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4h 58m • 1 change
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5h 13m • 1 change
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5h 7m • 1 change
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4h 38m • 1 change
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Departing Monday, August 24, 2026
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4h 58m • 1 change
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5h 13m • 1 change
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5h 7m • 1 change
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4h 38m • 1 change
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Departing Tuesday, August 25, 2026
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4h 58m • 1 change
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5h 13m • 1 change
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5h 7m • 1 change
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4h 38m • 1 change
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