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1L18 1121 Swansea to London Paddington
Departing on 10th January 2026

operated by
Great Western Railway
10 coaches
Swansea - Bristol Parkway
800015
800018
10 coaches
Bristol Parkway - Bristol Temple Meads
800018
800015
10 coaches
Bristol Temple Meads - London Paddington
800015
800018
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
1121
1121
1120¾
USM
Swansea Loop East
pass
1122½
pass
1122½
Landore Junction
pass
1123½
pass
1123¾
USM
UM
Llansamlet [LAS]
2
pass
1126½
pass
1126¾
Skewen [SKE]
2
pass
1128½
pass
1128¾
Neath [NTH]
2
1132
1133
1131½
1133
1131¼
1133
Briton Ferry West Jn
pass
1135½
pass
1135½
Port Talbot Parkway [PTA]
2
1139
1141
1139
1141
1139
1140¼
Port Talbot East
pass
1142
No report
Margam Middle Jn
pass
1143
pass
1141¾
-1
Margam East Jn
pass
1144
pass
1143
Margam Moors Jn.
pass
1145
pass
1144½
UM
Pyle [PYL]
2
pass
1146½
pass
1145¾
Stormy
pass
1148
pass
1147¾
At platform
Bridgend [BGN]
2
1152
1154
1152
1154
1151½
1153¾
UM
UM
Tremains
pass
1155
pass
1156
Pencoed Up Passenger Loop
pass
1157½
No report
Pencoed [PCD]
2
pass
1158
pass
1158
Llanharan [LLR]
1
pass
1200
pass
1159¾
Llantrisant [LTI]
pass
1201½
No report
Pontyclun [PYC]
1
2
pass
1202
pass
1202
Miskin
pass
1204
pass
1204
St Fagans L C
pass
1208½
pass
1207¾
Leckwith North Jn
pass
1211
pass
1210
UM
C
Cardiff West
pass
1213½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
1215
1220
1214½
1220
1213¼
1219¾
C
B
Cardiff East
pass
1220½
pass
1221
Long Dyke Jn
pass
1222
pass
1222
B
UM
Moorland Road Junction
pass
1222½
pass
1222¾
Pengam Jn
pass
1223
pass
1223
Rumney River Bridge Jn
pass
1223
pass
1223½
Marshfield
pass
1226
pass
1226
Ebbw Jn
pass
1228½
pass
1228¾
UM
UM
Gaer Jn
pass
1229
pass
1229
UM
Newport (South Wales) [NWP]
3
1231
1234
1231
1234
1231¼
1233¾
UM
UM
Maindee West Jn
pass
1235
pass
1235¼
Maindee East Jn
pass
1235½
pass
1235¾
ML
East Usk Jn.
pass
1236½
pass
1236¾
Llanwern West Jn
pass
1237½
pass
1237¾
Magor
pass
1241
pass
1240½
Severn Tunnel Junction [STJ]
4
pass
1242½
pass
1243¼
UM
UT
Severn Tunnel West
pass
1243½
pass
1243¾
Severn Tunnel East
pass
1247
pass
1247½
Pilning [PIL]
1
1
pass
1248
pass
1248½
Patchway [PWY]
1
pass
1251½
pass
1252
Bristol Parkway [BPW]
Pathed as Class 80x on diesel from here
Service reverses here
4
1253
1312
1253
1312½
1255¼
1312¼
UT
DF
Filton Jn
pass
1314½
No report
Filton Abbey Wood [FIT]
1
pass
1315
pass
1315¼
DF
DFM
Horfield Junction
1
pass
1315½
pass
1315½
Narroways Hill Jn
pass
1317½
pass
1317
Stapleton Road [SRD]
pass
1318
pass
1317¼
Lawrence Hill [LWH]
pass
1318½
pass
1318¼
Dr Day's Jn
pass
1319
pass
1318½
DF
Bristol East Jn
pass
1320
pass
1319½
DFM
DF
Bristol Temple Meads [BRI]
Service reverses here
13
1322
1330
1321½
1330
1320¾
1330
DF
UH
Bristol East Jn
pass
1331
pass
1330¾
North Somerset Jn
pass
1332
pass
1331¾
Keynsham [KYN]
2
pass
1335
pass
1335½
Twerton
pass
1339
pass
1338½
Oldfield Park [OLF]
2
pass
1339½
pass
1339¼
Bath Spa [BTH]
2
1341
1343
1341
1343
1340¾
1343¼
Bathampton Jn
pass
1346½
pass
1346¼
UM
UT
Bathampton Sig Bl1990
pass
1350½
pass
1350
Bradford-on-Avon [BOA]
2
pass
1354½
pass
1353½
Bradford Jn
1
pass
1357
pass
1356¼
Trowbridge [TRO]
2
pass
1359
pass
1358¼
Hawkeridge Jn
pass
1404
pass
1403
UT
UWL
Heywood Road Jn
pass
1407
pass
1405¾
-1
UWL
UW
Lavington
pass
1412½
pass
1411¼
-1
Woodborough
pass
1418½
pass
1417¼
-1
Pewsey [PEW]
2
pass
1421
pass
1419¼
-1
Savernake
pass
1424
pass
1422
-2
Bedwyn [BDW]
2
pass
1426½
pass
1426½
Hungerford [HGD]
1
1
pass
1430½
pass
1430
Hungerford Loop
pass
1431½
No report
Kintbury [KIT]
2
pass
1432½
pass
1432
Newbury [NBY]
1½
Pathed as Class 80x on electric from here
pass
1436½
pass
1435¼
-1
Newbury Racecourse [NRC]
2
pass
1437
pass
1436
Thatcham [THA]
2
pass
1438½
pass
1437¾
Midgham [MDG]
2
pass
1440½
pass
1439¾
Aldermaston [AMT]
1
pass
1442
pass
1440¼
-1
Theale [THE]
1 4
1
pass
1444
pass
1442¾
-1
Southcote Jn
pass
1452
pass
1451
Reading West [RDW]
2
pass
1453
pass
1453
Oxford Road Jn
pass
1453
pass
1453¼
UW
UFM
Reading Main Line West
pass
1454½
pass
1454¾
Reading [RDG]
11
1456
1500
1455½
1501
1456
1500¼
UFM
UM
Reading Main Line East
pass
1501½
pass
1501
Kennet Bridge Jn
pass
1502
pass
1501½
Twyford West
pass
1504½
pass
1503¾
Twyford [TWY]
2
pass
1505
pass
1504½
ML
Ruscombe
pass
1505½
pass
1504¾
Maidenhead [MAI]
2
pass
1508½
pass
1507¾
Maidenhead East
pass
1509
pass
1507¾
Taplow [TAP]
2
pass
1509½
pass
1508½
Burnham [BNM]
pass
1510
pass
1508¾
-1
Slough West
pass
1511
pass
1510¼
Slough [SLO]
3
pass
1511½
pass
1511¼
Dolphin Jn
pass
1512
pass
1511¾
Langley [LNY]
2
pass
1512½
pass
1512¾
Iver [IVR]
2
pass
1513½
pass
1513½
West Drayton Jcn
pass
1514
pass
1514
West Drayton [WDT]
2
pass
1514
pass
1514½
West Drayton East
pass
1514
pass
1514½
Stockley Junction
pass
1514½
pass
1514½
ML
ML
Heathrow Airport Jn
pass
1515
pass
1515
Hayes & Harlington [HAY]
2
pass
1515
pass
1515¼
Southall West Jn
pass
1515½
pass
1515¾
Southall [STL]
½
2
pass
1516
pass
1515¾
ML
Southall East Jn
pass
1516
pass
1516
Hanwell [HAN]
1
pass
1517
pass
1517
West Ealing Junction
pass
1517
pass
1517¼
West Ealing [WEA]
pass
1517
pass
1517½
Ealing Broadway [EAL]
2
pass
1517½
pass
1518
Acton West
1
pass
1518
pass
1518
ML
ML
Acton Main Line [AML]
2
pass
1519
pass
1518¾
Friars Jn
pass
1519½
No report
Old Oak Common West
pass
1520
pass
1519¼
Old Oak Common East
pass
1520½
pass
1519¾
Ladbroke Grove
pass
1521½
pass
1520¾
UM
3
Portobello Jn (London)
pass
1522
pass
1521¼
Royal Oak Junction
pass
1523
pass
1522½
London Paddington [PAD]
8
1524
1524
1524¼
3
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