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1L54 1123 Swansea to London Paddington
Departing on 14th December 2025

operated by
Great Western Railway
9 coaches
800318
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Swansea [SWA]
Pathed as Class 80x on diesel at 125mph
3
1123
1123
1122½
USM
Swansea Loop East
pass
1124½
pass
1124¼
Landore Junction
pass
1125½
pass
1125¾
USM
UM
Llansamlet [LAS]
2
pass
1128½
pass
1128¾
Skewen [SKE]
2
pass
1130½
pass
1130¾
Neath [NTH]
2
1134
1135
1133½
1135
1133¼
1135
Briton Ferry West Jn
pass
1137½
pass
1138
Port Talbot Parkway [PTA]
2
1141
1142
1141
1142½
1141¾
1143
Port Talbot East
pass
1143½
No report
Margam Middle Jn
pass
1144½
pass
1144½
Margam East Jn
pass
1145½
pass
1146
Margam Moors Jn.
pass
1146½
pass
1147¾
+1
UM
Pyle [PYL]
2
pass
1148
pass
1149¼
+1
Stormy
pass
1149½
pass
1151½
+2
At platform
Bridgend [BGN]
2
1154
1155
1153½
1155
1155¼
1156¾
+1
UM
UM
Tremains
pass
1156
pass
1159
+2
Pencoed Up Passenger Loop
pass
1158½
No report
Pencoed [PCD]
2
pass
1159
pass
1201½
+2
Llanharan [LLR]
1
pass
1201
pass
1203½
+2
Llantrisant [LTI]
pass
1202½
No report
Pontyclun [PYC]
1
2
pass
1203
pass
1205¾
+2
Miskin
pass
1205
pass
1207½
+2
St Fagans L C
pass
1209½
pass
1211½
+2
Leckwith North Jn
pass
1212
pass
1213¾
+1
UM
C
Cardiff West
pass
1214½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
1216
1220
1215½
1220
1217
1220¼
C
B
Cardiff East
pass
1220½
pass
1221½
Long Dyke Jn
pass
1222
pass
1222¾
B
UM
Moorland Road Junction
pass
1222½
pass
1223½
+1
Pengam Jn
pass
1223
pass
1223¾
+1
Rumney River Bridge Jn
pass
1223
pass
1224
+1
Marshfield
pass
1226
pass
1226¾
Ebbw Jn
pass
1228½
pass
1229¼
UM
UM
Gaer Jn
pass
1229
pass
1229¾
UM
Newport (South Wales) [NWP]
3
1231
1233
1231
1233
1231¾
1233¼
UM
UM
Maindee West Jn
pass
1234
pass
1234¾
Maindee East Jn
pass
1234½
pass
1235¼
ML
East Usk Jn.
pass
1235½
pass
1236¼
Llanwern West Jn
pass
1236½
pass
1237¼
Magor
pass
1240
pass
1240
Severn Tunnel Junction [STJ]
4
pass
1241½
pass
1242½
+1
UM
UT
Severn Tunnel West
pass
1242½
pass
1243¼
Severn Tunnel East
pass
1246
pass
1246¾
Pilning [PIL]
1
1
pass
1247
pass
1247¾
Patchway [PWY]
1
1
pass
1250½
pass
1250½
Bristol Parkway [BPW]
3
1253
1255
1253
1255
1253¼
1256
+1
UT
UB
Westerleigh Jn
pass
1258½
pass
1300
+1
Chipping Sodbury
pass
1300
pass
1301½
+1
Badminton
pass
1302
pass
1303¾
+1
Hullavington
pass
1305
pass
1306¼
+1
Little Somerford
pass
1307½
pass
1309¼
+1
Wootton Bassett Jn
1
pass
1311½
pass
1312½
+1
UB
UM
Swindon [SWI]
3
1317
1319
1317
1319
1318
1320
+1
UR
UM
Highworth Jn
pass
1320
pass
1321¾
+1
Swindon Stratton Green
pass
1320½
pass
1322¼
+2
Swindon South Marston Jn
pass
1321
pass
1322¾
+1
Bourton
pass
1322
pass
1324
+1
Uffington (Oxfordshire)
pass
1325½
pass
1327
+1
Challow
pass
1327
pass
1328
+1
Wantage Road
1
pass
1328½
pass
1330½
+2
Steventon
pass
1331
pass
1331½
Milton Junction
pass
1331½
pass
1332½
Foxhall Jn [XJF]
pass
1332½
pass
1333½
Didcot West End
pass
1333
No report
Didcot Parkway [DID]
2
pass
1333
pass
1334¼
+1
Didcot East Jn
pass
1333
pass
1334¼
+1
Moreton Cutting
pass
1334
pass
1334½
Cholsey [CHO]
2
pass
1335
pass
1336
Goring & Streatley [GOR]
1
2
pass
1337
pass
1337¾
ML
Pangbourne [PAN]
pass
1339
pass
1339¾
Tilehurst [TLH]
2
pass
1341
pass
1340¾
Tilehurst East Jn.
pass
1341½
pass
1341
Reading High Level Jn
pass
1342½
pass
1342¼
ML
Reading Main Line West
pass
1343
pass
1342¾
Reading [RDG]
10
1344
1345
1344
1346
1343½
1345½
UM
UM
Reading Main Line East
pass
1346½
pass
1346¼
Kennet Bridge Jn
pass
1347
pass
1347
Twyford West
pass
1349½
pass
1349
Twyford [TWY]
2
pass
1350
pass
1349¾
ML
Ruscombe
pass
1350½
pass
1350
Maidenhead [MAI]
2
pass
1353½
pass
1353¼
Maidenhead East
pass
1354
pass
1353
Taplow [TAP]
2
pass
1354½
pass
1353¾
Burnham [BNM]
pass
1355
pass
1354
Slough West
pass
1356
pass
1355¼
Slough [SLO]
3
pass
1356½
pass
1356
Dolphin Jn
pass
1357
pass
1356¼
Langley [LNY]
2
pass
1357½
pass
1356¾
Iver [IVR]
2
pass
1358½
pass
1357½
West Drayton Jcn
pass
1359
pass
1358
West Drayton [WDT]
2
pass
1359
pass
1358½
West Drayton East
pass
1359
pass
1358¼
Stockley Junction
pass
1359½
pass
1358½
ML
ML
Heathrow Airport Jn
pass
1400
pass
1359
Hayes & Harlington [HAY]
2
pass
1400
pass
1359¼
Southall West Jn
pass
1400½
pass
1359¾
Southall [STL]
2
pass
1401
pass
1359½
-1
ML
Southall East Jn
pass
1401
pass
1359¾
-1
Hanwell [HAN]
1
pass
1401½
pass
1400¾
West Ealing Junction
pass
1402
pass
1401¼
West Ealing [WEA]
pass
1402
pass
1401½
Ealing Broadway [EAL]
2
pass
1402
pass
1402
Acton West
1
pass
1402½
pass
1402
ML
ML
Acton Main Line [AML]
2
pass
1403½
pass
1402¾
Friars Jn
pass
1404
No report
Old Oak Common West
pass
1404½
pass
1403¼
-1
Old Oak Common East
pass
1405
pass
1403¾
-1
Ladbroke Grove
pass
1406
pass
1404½
-1
UM
3
Portobello Jn (London)
pass
1406½
pass
1405¼
-1
Royal Oak Junction
pass
1407½
pass
1406¼
-1
3
2
London Paddington [PAD]
2
1409
1409
1408¼
2
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