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1L18 1121 Swansea to London Paddington
Departing on 18th April 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]
3
1253
1255
1253
1255
Westerleigh Jn
pass
1258½
Hullavington
pass
1305
Wootton Bassett Jn
1
pass
1311½
Swindon [SWI]
1
1317
1319
1317
1319
Uffington (Oxfordshire)
pass
1325½
Challow
pass
1327
Wantage Road
1 2
pass
1328½
Didcot Parkway [DID]
2
pass
1335
ML
Goring & Streatley [GOR]
1
pass
1339
ML
Reading High Level Jn
pass
1344½
ML
Reading [RDG]
10
1346
1349
1346
1349
UML
Kennet Bridge Jn
pass
1350
ML
Twyford [TWY]
2
pass
1353
ML
Maidenhead [MAI]
2
pass
1356½
ML
Slough [SLO]
3
pass
1359½
ML
Stockley Junction
pass
1402½
ML
ML
Heathrow Airport Jn
pass
1403
ML
Southall [STL]
2
pass
1404
ML
Acton West
1
pass
1405½
ML
ML
Ladbroke Grove
pass
1409
ML
3
Portobello Jn (London)
pass
1409½
3
Royal Oak Junction
pass
1410½
3
London Paddington [PAD]
8
1412
1412
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