London Paddington

Reading
London Paddington
Great Western Railway

Swansea

Swindon
Bristol Parkway
Newport (South Wales)
Cardiff Central
Bridgend
Port Talbot Parkway
Neath
Swansea
Great Western Railway

London Paddington

Cholsey
Goring & Streatley
Pangbourne
Tilehurst
Reading
Twyford
Maidenhead
Slough
London Paddington
Great Western Railway

Oxford

Culham
Radley
Oxford
Great Western Railway

Cheltenham Spa

Swindon
Kemble
Stroud
Stonehouse
Gloucester
Cheltenham Spa
Great Western Railway
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