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1B35 1243 London Paddington to Swansea
Departing on 30th November 2025

operated by
Great Western Railway
10 coaches
800014
800018
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
2
1243
1243
1243
2
0.41
Royal Oak Junction
pass
1244
pass
1244¼
1.28
Portobello Jn (London)
pass
1245
pass
1245½
2
3
1.68
Ladbroke Grove
pass
1246
pass
1246¼
3
DR
2.55
Old Oak Common East
pass
1247
pass
1247
3.15
Old Oak Common West
pass
1247½
pass
1247¾
3.48
Friars Jn
pass
1247½
pass
1248
4.16
Acton Main Line [AML]
3
pass
1248½
pass
1248¾
4.75
Acton West
pass
1249
pass
1250¼
+1
DR
DM
5.51
Ealing Broadway [EAL]
1
pass
1249½
pass
1250½
+1
6.41
West Ealing [WEA]
pass
1250
pass
1251¼
+1
6.49
West Ealing Junction
pass
1250
pass
1251¼
+1
7.23
Hanwell [HAN]
pass
1250½
pass
1251¾
+1
8.57
Southall East Jn
pass
1251½
pass
1252¾
+1
9.01
Southall [STL]
1
pass
1251½
pass
1253¼
+1
9.65
Southall West Jn
pass
1252
pass
1253¼
+1
10.66
Hayes & Harlington [HAY]
1
pass
1252½
pass
1254
+1
11.09
Heathrow Airport Jn
pass
1252½
pass
1253¾
+1
ML
12.04
Stockley Junction
pass
1253
pass
1254¼
+1
12.62
West Drayton East
pass
1253½
pass
1254¾
+1
13.12
West Drayton [WDT]
1
pass
1253½
pass
1255¼
+1
13.26
West Drayton Jcn
pass
1253½
pass
1255¼
+1
14.55
Iver [IVR]
1
pass
1254
pass
1255¾
+1
16.13
Langley [LNY]
1
pass
1255
pass
1256¾
+1
17.13
Dolphin Jn
pass
1255½
pass
1257
+1
18.31
Slough [SLO]
2
pass
1256
pass
1257½
+1
ML
19.06
Slough West
pass
1256½
pass
1257¾
+1
20.72
Burnham [BNM]
pass
1257½
pass
1258½
+1
22.34
Taplow [TAP]
1
pass
1258
pass
1259¼
+1
23.53
Maidenhead East
pass
1258½
pass
1300¼
+1
24.14
Maidenhead [MAI]
1
pass
1259
pass
1300½
+1
29.40
Ruscombe
pass
1302
pass
1302¾
+1
30.76
Twyford [TWY]
1
1
pass
1302½
pass
1303½
+1
ML
31.57
Twyford West
pass
1303
pass
1304
+1
35.10
Kennet Bridge Jn
pass
1305½
pass
1306¼
35.56
Reading Main Line East
pass
1306
pass
1306¾
35.75
Reading [RDG]
9
1307
1310
1307
1310
1307¾
1310
DM
DM
36.12
Reading Main Line West
pass
1310½
pass
1310¾
36.45
Reading High Level Jn
pass
1311
pass
1311½
ML
38.29
Tilehurst East Jn.
pass
1312
pass
1312½
38.47
Tilehurst [TLH]
1
pass
1312
pass
1312¾
41.38
Pangbourne [PAN]
pass
1314
pass
1314
44.55
Goring & Streatley [GOR]
1
1
pass
1316
pass
1315¾
ML
48.32
Cholsey [CHO]
1
pass
1318
pass
1317½
51.32
Moreton Cutting
pass
1320
pass
1318¾
-1
52.61
Didcot East Jn
pass
1321
pass
1319¼
-1
53.05
Didcot Parkway [DID]
1
pass
1321
pass
1319¾
-1
53.20
Didcot West End
pass
1321
No report
53.50
Foxhall Jn [XJF]
pass
1321½
pass
1320
-1
55.14
Milton Junction
pass
1322
pass
1320½
-1
56.27
Steventon
pass
1323
pass
1321¼
-1
60.17
Wantage Road
pass
1325
pass
1323¾
-1
63.75
Challow
pass
1327
pass
1325¾
-1
66.34
Uffington (Oxfordshire)
1
pass
1328
pass
1327
72.25
Bourton
pass
1331½
pass
1329¾
-1
74.46
Swindon South Marston Jn
pass
1333
pass
1331
-1
75.58
Swindon Stratton Green
pass
1333½
pass
1331¾
-1
76.27
Highworth Jn
pass
1334
pass
1332
-1
76.59
Swindon East Loop
pass
1334
pass
1333
-1
77.18
Swindon [SWI]
4
1335
1338
1335
1338
1334
1338
DM
DM
82.67
Wootton Bassett Jn
pass
1342½
pass
1344
+1
DM
DB
89.57
Little Somerford
pass
1346½
pass
1348¼
+2
94.16
Hullavington
1
pass
1349
pass
1350¾
+1
99.76
Badminton
pass
1352½
pass
1353
104.40
Chipping Sodbury
pass
1355
pass
1356
+1
107.09
Westerleigh Jn
pass
1356½
pass
1357¾
+1
111.57
Bristol Parkway [BPW]
2
1400
1401
1359½
1401½
1401½
1404¼
+2
DB
DT
112.79
Patchway [PWY]
2
pass
1403
pass
1405¾
+2
116.45
Pilning [PIL]
2
pass
1405½
pass
1408¾
+3
118.03
Severn Tunnel East
pass
1406½
pass
1409¾
+3
122.31
Severn Tunnel West
pass
1410
pass
1413
+3
123.41
Severn Tunnel Junction [STJ]
3
pass
1411
pass
1414½
+3
DT
DM
125.66
Magor
pass
1412½
pass
1416
+3
130.72
Llanwern West Jn
pass
1416
pass
1419¾
+3
131.63
East Usk Jn.
pass
1417
pass
1420¼
+3
132.55
Maindee East Jn
pass
1417½
pass
1421¼
+3
132.77
Maindee West Jn
pass
1418
pass
1422
+4
133.31
Newport (South Wales) [NWP]
2
1420
1421
1419
1421
1423¼
1424¾
+3
DM
DM
134.13
Gaer Jn
pass
1422½
pass
1426½
+4
DM
134.68
Ebbw Jn
pass
1423½
pass
1427½
+4
DM
DM
138.41
Marshfield
1
pass
1426
pass
1430¼
+4
142.42
Rumney River Bridge Jn
pass
1429½
pass
1432½
+3
143.01
Pengam Jn
pass
1430
pass
1433
+3
143.46
Moorland Road Junction
pass
1430½
pass
1433½
+3
144.16
Long Dyke Jn
pass
1431
pass
1434½
+3
E
144.79
Cardiff East
pass
1432½
pass
1435¾
+3
DM
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
4
1434
1435
1433
1436
1436¾
1439¾
+3
E
D
145.37
Cardiff West
pass
1437
No report
146.36
Leckwith North Jn
pass
1439
pass
1443½
+4
D
DM
149.14
St Fagans L C
pass
1441
pass
1446¼
+5
154.08
Miskin
pass
1445
pass
1450¼
+5
156.21
Pontyclun [PYC]
1
pass
1447
pass
1452¼
+5
156.57
Llantrisant [LTI]
pass
1447½
No report
158.53
Llanharan [LLR]
2
pass
1449
pass
1454½
+5
161.41
Pencoed [PCD]
1
pass
1451
pass
1456½
+5
164.42
Tremains
pass
1453½
pass
1458½
+5
165.26
Bridgend [BGN]
1
1454
1455
1454½
1456½
1500¼
1502¼
+5
DM
DM
169.46
Stormy
pass
1501
pass
1508¾
+7
171.21
Pyle [PYL]
1
pass
1502
pass
1510¼
+8
173.45
Margam Moors Jn.
pass
1503½
pass
1511½
+8
DM
175.12
Margam East Jn
pass
1504½
pass
1512¾
+8
176.00
Margam Middle Jn
pass
1505
pass
1513
+7
176.70
Port Talbot East
pass
1506
No report
177.39
Port Talbot Parkway [PTA]
1
1506
1507
1507
1508½
1515
1516¾
+8
179.38
Baglan [BAJ]
1
pass
1510½
pass
1520
+9
180.09
Briton Ferry East
pass
1511½
pass
1520½
+9
181.20
Briton Ferry [BNF]
1
pass
1512½
pass
1521¾
+9
181.38
Court Sart Jn
pass
1512½
pass
1521¾
+9
183.00
Neath [NTH]
1 2
1
1514
1515
1514½
1516
1523¾
1525¼
+9
185.06
Skewen [SKE]
1
pass
1519½
pass
1529
+9
186.68
Llansamlet [LAS]
1
pass
1522½
pass
1531¼
+9
189.42
Landore Junction
pass
1526½
pass
1534
+7
DM
DSM
190.23
Swansea Loop East
pass
1527½
pass
1535½
+8
190.67
Swansea [SWA]
3
1529
1529
1537½
+8
DSM
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