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1L18 1121 Swansea to London Paddington
Departing on 17th January 2026

operated by
Great Western Railway
GBTT
WTT
Route
Location
Pl
Arr
Dep
Arr
Dep
Path
Line
Swansea [SWA]
3
1121
1121
Swansea Loop East
pass
1122½
Neath [NTH]
1132
1133
1131½
1133
Briton Ferry West Jn
pass
1135½
Port Talbot Parkway [PTA]
2
1139
1141
1139
1141
Margam East Jn
pass
1144
Margam Moors Jn.
pass
1145
Stormy
pass
1148
Bridgend [BGN]
2
1152
1154
1152
1154
Pencoed [PCD]
pass
1158
Pontyclun [PYC]
1
pass
1202
Leckwith North Jn
pass
1211
C
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
1215
1220
1214½
1220
B
Long Dyke Jn
pass
1222
ML
Marshfield
pass
1226
Ebbw Jn
pass
1228½
Gaer Jn
pass
1229
UM
Newport (South Wales) [NWP]
3
1231
1234
1231
1234
ML
Maindee West Jn
pass
1235
Maindee East Jn
pass
1235½
ML
Llanwern West Jn
pass
1237½
Severn Tunnel Junction [STJ]
4
pass
1242½
Severn Tunnel West
pass
1243½
Severn Tunnel East
pass
1247
Pilning [PIL]
1
1
pass
1248
Patchway [PWY]
1
pass
1251½
Bristol Parkway [BPW]
Pathed as Class 80x on diesel from here
Service reverses here
4
1253
1312
1253
1312½
Filton Abbey Wood [FIT]
1
pass
1315
ML
Horfield Junction
1
pass
1315½
Dr Day's Jn
pass
1319
DF
Bristol East Jn
pass
1320
Bristol Temple Meads [BRI]
Service reverses here
13
1322
1330
1321½
1330
UM
Bristol East Jn
pass
1331
North Somerset Jn
pass
1332
Bath Spa [BTH]
2
1341
1343
1341
1343
Bathampton Jn
pass
1346½
Bathampton Sig Bl1990
pass
1350½
Bradford-on-Avon [BOA]
pass
1354½
Bradford Jn
1
pass
1357
Hawkeridge Jn
pass
1404
Heywood Road Jn
pass
1407
Lavington
pass
1412½
Woodborough
pass
1418½
Bedwyn [BDW]
2
pass
1426½
Hungerford [HGD]
1
pass
1430½
Newbury [NBY]
1½
Pathed as Class 80x on electric from here
pass
1436½
Theale [THE]
1 2
pass
1444
Southcote Jn
1
pass
1450
Oxford Road Jn
pass
1452
UFM
Reading [RDG]
11
1455
1500
1454½
1501
UML
Kennet Bridge Jn
pass
1502
ML
Twyford [TWY]
2
pass
1505
ML
Maidenhead [MAI]
2
pass
1508½
ML
Slough [SLO]
3
pass
1511½
ML
Stockley Junction
pass
1514½
ML
ML
Heathrow Airport Jn
pass
1515
ML
Southall [STL]
½
2
pass
1516
ML
Acton West
1
pass
1518
ML
ML
Ladbroke Grove
pass
1521½
ML
3
Portobello Jn (London)
pass
1522
3
Royal Oak Junction
pass
1523
3
London Paddington [PAD]
8
1524
1524
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