Swansea to Portsmouth train times
Trains run hourly between Swansea and Portsmouth. The earliest departure is at 5:29 AM in the morning, and the last departure from Swansea is at 7:39 PM which arrives into Portsmouth at 11:52 PM. All services require a transfer, and take on average 4h 29m. The schedules shown below are for the next available departures.
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4h 26m • 1 change
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4h 23m • 1 change
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4h 27m • 1 change
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4h 24m • 1 change
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Departing Saturday, August 15, 2026
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4h 51m • 1 change
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4h 22m • 1 change
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4h 23m • 1 change
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4h 23m • 1 change
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Departing Sunday, August 16, 2026
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4h 18m • 1 change
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4h 22m • 1 change
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4h 29m • 1 change
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4h 24m • 1 change
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Departing Monday, August 17, 2026
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4h 18m • 1 change
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4h 22m • 1 change
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4h 29m • 1 change
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4h 24m • 1 change
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