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1L17 1150 Cardiff Central to London Paddington
Departing on 7th January 2026

operated by
Great Western Railway
8 coaches
387152
387157
GBTT
WTT
RTTRealtime
Route
Mi.Ch
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
0.00
Cardiff Central [CDF]
Pathed as Class 387 EMU at 110mph
forms from 5Q17 from Cardiff Central
1
1150
1150
1149¾
B
0.12
Cardiff East
pass
1150½
pass
1151
0.75
Long Dyke Jn
pass
1152
pass
1152
B
UM
1.45
Moorland Road Junction
pass
1152½
pass
1152¾
2.10
Pengam Jn
pass
1153
pass
1153
2.49
Rumney River Bridge Jn
pass
1153½
pass
1153½
6.50
Marshfield
pass
1156½
pass
1156
10.23
Ebbw Jn
pass
1159
pass
1158½
UM
UM
10.78
Gaer Jn
pass
1200
pass
1159
UM
11.60
Newport (South Wales) [NWP]
3
1202
1204
1202
1204
1201¼
1203¾
UM
UM
12.14
Maindee West Jn
pass
1205
pass
1205¼
12.36
Maindee East Jn
pass
1205½
pass
1205½
ML
13.28
East Usk Jn.
pass
1206½
pass
1206½
14.19
Llanwern West Jn
pass
1207½
pass
1207½
19.25
Magor
pass
1211½
pass
1210¼
21.50
Severn Tunnel Junction [STJ]
4
pass
1213
pass
1212¾
UM
UT
22.60
Severn Tunnel West
pass
1214
pass
1213½
27.08
Severn Tunnel East
pass
1217½
pass
1217¼
28.46
Pilning [PIL]
1
1
pass
1218½
pass
1218¼
32.12
Patchway [PWY]
1
pass
1222
pass
1221¼
33.34
Bristol Parkway [BPW]
3
1224
1225
1224
1225
1223¾
1225
UT
UB
38.02
Westerleigh Jn
pass
1228
pass
1229
+1
40.51
Chipping Sodbury
pass
1229½
pass
1230½
+1
45.15
Badminton
pass
1232
pass
1233
+1
50.75
Hullavington
pass
1235
pass
1236
+1
55.34
Little Somerford
pass
1237½
pass
1239¼
+1
62.24
Wootton Bassett Jn
1
pass
1241½
pass
1242½
+1
UB
UM
66.60
Rushey Platt
pass
1245½
pass
1246
UM
UR
67.73
Swindon [SWI]
3
1247
1249
1247
1249
1248
1249½
UR
UM
68.64
Highworth Jn
pass
1250
pass
1251¼
+1
69.33
Swindon Stratton Green
pass
1250½
pass
1251¾
+1
70.45
Swindon South Marston Jn
pass
1251
pass
1252
+1
72.66
Bourton
pass
1252½
pass
1253½
+1
78.57
Uffington (Oxfordshire)
pass
1256
pass
1257
+1
81.16
Challow
pass
1257½
pass
1258¼
84.74
Wantage Road
pass
1259½
pass
1301
+1
88.64
Steventon
pass
1302
pass
1302½
89.77
Milton Junction
pass
1302½
pass
1303¼
91.41
Foxhall Jn [XJF]
pass
1303½
pass
1304¾
+1
91.71
Didcot West End
pass
1304
No report
92.06
Didcot Parkway [DID]
2
1305
1305
1304½
1305½
1306¼
1307¼
+1
92.30
Didcot East Jn
pass
1306
pass
1308
+1
93.59
Moreton Cutting
pass
1307
pass
1309
+1
96.59
Cholsey [CHO]
2
pass
1309
pass
1310¾
+1
100.36
Goring & Streatley [GOR]
1
2
pass
1311½
pass
1312¾
+1
ML
103.53
Pangbourne [PAN]
pass
1314
pass
1315
+1
106.44
Tilehurst [TLH]
2
pass
1316
pass
1316
106.62
Tilehurst East Jn.
pass
1316
pass
1316¼
108.46
Reading High Level Jn
pass
1317½
pass
1317¾
ML
108.79
Reading Main Line West
pass
1318
pass
1318½
109.16
Reading [RDG]
11
1318
1320
1319
1320
1319½
1321¼
+1
UM
UM
109.35
Reading Main Line East
pass
1320½
pass
1322
+1
110.01
Kennet Bridge Jn
pass
1321
pass
1322½
+1
113.34
Twyford West
pass
1323½
pass
1324¾
+1
114.15
Twyford [TWY]
2
pass
1324
pass
1325½
+1
ML
115.51
Ruscombe
pass
1324½
pass
1326
+1
120.77
Maidenhead [MAI]
2
pass
1327½
pass
1329½
+2
121.38
Maidenhead East
pass
1328
pass
1329½
+1
122.57
Taplow [TAP]
2
pass
1328½
pass
1330¼
+1
124.19
Burnham [BNM]
pass
1329
pass
1330½
+1
126.05
Slough West
pass
1330
pass
1331¾
+1
126.60
Slough [SLO]
3
pass
1330½
pass
1332½
+2
127.78
Dolphin Jn
pass
1331
pass
1333
+2
128.78
Langley [LNY]
2
pass
1331½
pass
1334
+2
130.36
Iver [IVR]
2
pass
1332½
pass
1334¾
+2
131.65
West Drayton Jcn
pass
1333½
pass
1335¼
+2
131.79
West Drayton [WDT]
2
pass
1333½
pass
1335¾
+2
132.29
West Drayton East
pass
1333½
pass
1335¾
+2
133.07
Stockley Junction
pass
1334
pass
1336¼
+2
ML
ML
134.02
Heathrow Airport Jn
pass
1334½
pass
1338
+3
134.25
Hayes & Harlington [HAY]
2
pass
1334½
pass
1338½
+4
135.26
Southall West Jn
pass
1335
pass
1339¼
+4
136.10
Southall [STL]
2
pass
1335½
pass
1339¼
+3
ML
136.34
Southall East Jn
pass
1335½
pass
1339½
+4
137.68
Hanwell [HAN]
1
pass
1336½
pass
1340½
+4
138.42
West Ealing Junction
pass
1336½
pass
1341
+4
138.50
West Ealing [WEA]
pass
1336½
pass
1341¼
+4
139.40
Ealing Broadway [EAL]
2
pass
1337
pass
1341¾
+4
140.16
Acton West
1 ½
pass
1337½
pass
1342
+4
ML
ML
140.75
Acton Main Line [AML]
2
pass
1338½
pass
1342½
+4
141.43
Friars Jn
pass
1339
No report
141.76
Old Oak Common West
pass
1340
pass
1343½
+3
142.36
Old Oak Common East
pass
1340½
pass
1344
+3
143.23
Ladbroke Grove
pass
1341½
pass
1345½
+4
UM
3
143.63
Portobello Jn (London)
pass
1342½
pass
1346½
+4
3
4
144.50
Royal Oak Junction
pass
1344
pass
1347½
+3
145.11
London Paddington [PAD]
forms 1D28 to Oxford
12
1346
1346
1350¾
+4
4
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