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1B11 1048 London Paddington to Swansea
Departing on 5th January 2026

operated by
Great Western Railway
10 coaches
800023
800015
GBTT
WTT
RTTRealtime
Route
Mi.Ch
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
0.00
London Paddington [PAD]
Pathed as Class 80x on electric at 125mph
5
1048
1048
1047½
2
0.41
Royal Oak Junction
pass
1049
pass
1048½
1.28
Portobello Jn (London)
pass
1050½
pass
1049¾
1.68
Ladbroke Grove
pass
1051
pass
1050½
2
DM
2.55
Old Oak Common East
pass
1051½
pass
1051¼
3.15
Old Oak Common West
pass
1052
pass
1051¾
3.48
Friars Jn
pass
1052½
pass
1052
4.16
Acton Main Line [AML]
pass
1053
pass
1052½
4.75
Acton West
pass
1053½
pass
1053
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1054
pass
1053½
6.41
West Ealing [WEA]
pass
1054½
pass
1054¾
6.49
West Ealing Junction
pass
1054½
pass
1054¾
7.23
Hanwell [HAN]
pass
1054½
pass
1055¼
8.57
Southall East Jn
pass
1055½
pass
1056½
+1
9.01
Southall [STL]
1
pass
1055½
pass
1057
+1
9.65
Southall West Jn
pass
1056
pass
1057
+1
10.66
Hayes & Harlington [HAY]
1
pass
1056½
pass
1058
+1
11.09
Heathrow Airport Jn
pass
1056½
pass
1057¾
+1
ML
12.04
Stockley Junction
pass
1057
pass
1058¼
+1
12.62
West Drayton East
pass
1057½
pass
1058¾
+1
13.12
West Drayton [WDT]
1
pass
1057½
pass
1059¼
+1
13.26
West Drayton Jcn
pass
1057½
pass
1059¼
+1
14.55
Iver [IVR]
1
pass
1058
pass
1100
+1
16.13
Langley [LNY]
1
pass
1059
pass
1101¼
+2
17.13
Dolphin Jn
pass
1059½
pass
1101¾
+2
18.31
Slough [SLO]
2
pass
1100
pass
1102½
+2
ML
19.06
Slough West
pass
1100½
pass
1103
+2
20.72
Burnham [BNM]
pass
1101½
pass
1104
+2
22.34
Taplow [TAP]
1
pass
1102
pass
1104¾
+2
23.53
Maidenhead East
pass
1102½
pass
1105½
+3
24.14
Maidenhead [MAI]
1
pass
1103
pass
1106
+3
29.40
Ruscombe
pass
1106
pass
1108¾
+3
30.76
Twyford [TWY]
1
1
pass
1106½
pass
1109¾
+3
ML
31.57
Twyford West
pass
1107
pass
1110¼
+3
35.10
Kennet Bridge Jn
pass
1109½
pass
1113
+3
35.56
Reading Main Line East
pass
1110
pass
1113½
+3
35.75
Reading [RDG]
9
1111
1113
1111
1113
1114¾
1116¼
+3
DM
DM
36.12
Reading Main Line West
pass
1113½
pass
1116¾
+3
36.45
Reading High Level Jn
pass
1114
pass
1117¾
+3
ML
38.29
Tilehurst East Jn.
pass
1115
pass
1118¾
+3
38.47
Tilehurst [TLH]
1
pass
1115
pass
1118¾
+3
41.38
Pangbourne [PAN]
pass
1117
pass
1120
+3
44.55
Goring & Streatley [GOR]
1
1
pass
1119
pass
1122
+3
ML
48.32
Cholsey [CHO]
1
pass
1121
pass
1123½
+2
51.32
Moreton Cutting
pass
1123
pass
1125
+2
52.61
Didcot East Jn
pass
1124
pass
1125½
+1
53.05
Didcot Parkway [DID]
1
pass
1124
pass
1126
+2
53.20
Didcot West End
pass
1124
No report
53.50
Foxhall Jn [XJF]
pass
1124½
pass
1126¼
+2
55.14
Milton Junction
pass
1125
pass
1126½
+1
56.27
Steventon
pass
1126
pass
1127¼
+1
60.17
Wantage Road
pass
1128
pass
1131¼
+3
63.75
Challow
pass
1130
pass
1134
+4
66.34
Uffington (Oxfordshire)
1
pass
1131
pass
1135¼
+4
72.25
Bourton
pass
1134½
pass
1138
+3
74.46
Swindon South Marston Jn
pass
1136
pass
1139¼
+3
75.58
Swindon Stratton Green
pass
1136½
pass
1140
+3
76.27
Highworth Jn
pass
1137
pass
1140
+3
76.59
Swindon East Loop
pass
1137
pass
1141¼
+4
77.18
Swindon [SWI]
4
1137
1140
1138
1140
1142
1142¾
+2
DM
DM
78.31
Rushey Platt
pass
1141½
pass
1144¼
+3
82.67
Wootton Bassett Jn
pass
1144½
pass
1147½
+3
DM
DB
89.57
Little Somerford
pass
1148½
pass
1151½
+3
94.16
Hullavington
1
pass
1151
pass
1154
+3
99.76
Badminton
pass
1154½
pass
1156¼
+2
104.40
Chipping Sodbury
pass
1157
pass
1159¼
+2
107.09
Westerleigh Jn
pass
1158½
pass
1201
+2
111.57
Bristol Parkway [BPW]
1½
2
1201
1204
1201½
1204
1205
1206¼
+2
DB
DT
112.79
Patchway [PWY]
2
pass
1207
pass
1207¾
116.45
Pilning [PIL]
2
pass
1209½
pass
1210¾
+1
118.03
Severn Tunnel East
pass
1210½
pass
1211¾
+1
122.31
Severn Tunnel West
pass
1214
pass
1214¾
123.41
Severn Tunnel Junction [STJ]
3
pass
1215
pass
1216¼
+1
DT
DM
125.66
Magor
pass
1216½
pass
1217¾
+1
130.72
Llanwern West Jn
pass
1220
pass
1221½
+1
131.63
East Usk Jn.
pass
1220½
pass
1222
+1
132.55
Maindee East Jn
pass
1221½
pass
1222¾
+1
ML
132.77
Maindee West Jn
pass
1222
pass
1223¾
+1
DM
DR
133.31
Newport (South Wales) [NWP]
1
1223
1225
1223
1225
1225
1226¼
+1
DR
DR
134.13
Gaer Jn
pass
1226½
pass
1228¼
+1
DR
DR
134.68
Ebbw Jn
pass
1227½
pass
1229¾
+2
DR
DM
138.41
Marshfield
pass
1230
pass
1232¾
+2
142.42
Rumney River Bridge Jn
pass
1233
pass
1235
+2
143.01
Pengam Jn
pass
1233
pass
1235½
+2
143.46
Moorland Road Junction
1
pass
1233½
pass
1236
+2
DM
UR
144.16
Long Dyke Jn
pass
1235
pass
1236¾
+1
E
144.79
Cardiff East
pass
1236½
pass
1238
+1
UR
D
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1237
1239
1237½
1239½
1241¾
1244½
+5
D
D
145.37
Cardiff West
pass
1240½
No report
146.36
Leckwith North Jn
pass
1242½
pass
1247½
+5
D
DM
149.14
St Fagans L C
pass
1244½
pass
1250¼
+5
154.08
Miskin
pass
1248½
pass
1254¼
+5
156.21
Pontyclun [PYC]
1
pass
1250½
pass
1256¼
+5
156.57
Llantrisant [LTI]
pass
1251
No report
158.53
Llanharan [LLR]
2
pass
1252½
pass
1258¼
+6
161.41
Pencoed [PCD]
1
pass
1254½
pass
1300¼
+5
164.42
Tremains
pass
1257
pass
1302¼
+5
165.26
Bridgend [BGN]
1
1258
1259
1258
1259½
1304
1305¾
+6
DM
DM
169.46
Stormy
pass
1304
pass
1311¼
+7
171.21
Pyle [PYL]
1
pass
1305
pass
1312½
+7
173.45
Margam Moors Jn.
pass
1306½
pass
1313¾
+7
DM
175.12
Margam East Jn
pass
1307½
pass
1315
+7
176.00
Margam Middle Jn
pass
1308
pass
1315¼
+7
176.70
Port Talbot East
pass
1309
No report
177.39
Port Talbot Parkway [PTA]
1
1310
1311
1310
1311½
1317½
1319¾
+8
179.38
Baglan [BAJ]
1
pass
1313½
pass
1323
+9
180.09
Briton Ferry East
pass
1314½
pass
1323¼
+9
181.20
Briton Ferry [BNF]
1
pass
1315½
pass
1324½
+9
181.38
Court Sart Jn
pass
1315½
pass
1324½
+9
183.00
Neath [NTH]
1
1
1317
1318
1317½
1319
1326½
1328¼
+9
185.06
Skewen [SKE]
1
pass
1322
pass
1331½
+9
186.68
Llansamlet [LAS]
1
pass
1324½
pass
1333½
+9
189.42
Landore Junction
pass
1327½
pass
1336½
+8
DM
DSM
190.23
Swansea Loop East
pass
1328½
pass
1338
+9
190.67
Swansea [SWA]
3
1330
1330
1340¼
+10
DSM
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