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1B51 1445 London Paddington to Swansea
Departing on 11th January 2026

operated by
Great Western Railway
9 coaches
London Paddington - Bristol Temple Meads
800314
9 coaches
Bristol Temple Meads - Bristol Parkway
800314
9 coaches
Bristol Parkway - Swansea
800314
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
4
1445
1445
1444¾
2
0.41
Royal Oak Junction
pass
1446
pass
1446
1.28
Portobello Jn (London)
pass
1447½
pass
1447¼
1.68
Ladbroke Grove
pass
1448
pass
1447¾
2
DM
2.55
Old Oak Common East
pass
1448½
pass
1448¾
3.15
Old Oak Common West
pass
1449
pass
1449¼
3.48
Friars Jn
pass
1449½
pass
1449½
4.16
Acton Main Line [AML]
pass
1450
pass
1450¼
4.75
Acton West
pass
1450½
pass
1450½
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1451
pass
1451
6.41
West Ealing [WEA]
pass
1451½
pass
1451½
6.49
West Ealing Junction
pass
1451½
pass
1451½
7.23
Hanwell [HAN]
pass
1451½
pass
1451¾
8.57
Southall East Jn
pass
1452½
pass
1452½
9.01
Southall [STL]
1
pass
1452½
pass
1453
9.65
Southall West Jn
pass
1453
pass
1453
10.66
Hayes & Harlington [HAY]
1
pass
1453½
pass
1453¾
11.09
Heathrow Airport Jn
pass
1453½
pass
1453¾
ML
12.04
Stockley Junction
pass
1454
pass
1454
12.62
West Drayton East
pass
1454½
pass
1454½
13.12
West Drayton [WDT]
1
pass
1454½
pass
1455
13.26
West Drayton Jcn
pass
1454½
pass
1455
14.55
Iver [IVR]
1
pass
1455
pass
1455½
16.13
Langley [LNY]
1
pass
1456
pass
1456½
17.13
Dolphin Jn
pass
1456½
pass
1457
18.31
Slough [SLO]
2
pass
1457
pass
1457¾
ML
19.06
Slough West
pass
1457½
pass
1458¼
20.72
Burnham [BNM]
pass
1458½
pass
1459
22.34
Taplow [TAP]
1
pass
1459
pass
1500
23.53
Maidenhead East
pass
1459½
pass
1500¾
+1
24.14
Maidenhead [MAI]
1
pass
1500
pass
1501¼
+1
29.40
Ruscombe
pass
1503
pass
1503½
30.76
Twyford [TWY]
1
1
pass
1503½
pass
1504¼
ML
31.57
Twyford West
pass
1504
pass
1504½
35.10
Kennet Bridge Jn
pass
1506½
pass
1506¾
35.56
Reading Main Line East
pass
1507
pass
1507¼
35.75
Reading [RDG]
Service stops to pick up passengers only
7
1510
1508
1510
1508½
1510½
DM
DW
36.12
Reading Main Line West
pass
1511
pass
1511
36.61
Oxford Road Jn
pass
1511½
pass
1512¼
36.70
Reading West [RDW]
1
pass
1511½
pass
1512¼
37.57
Southcote Jn
pass
1512½
pass
1513
41.17
Theale [THE]
2
pass
1515½
pass
1515¾
44.58
Aldermaston [AMT]
2
pass
1517½
pass
1518
46.54
Midgham [MDG]
1
pass
1518½
pass
1519¼
49.40
Thatcham [THA]
1
pass
1520½
pass
1523¼
+3
52.26
Newbury Racecourse [NRC]
1
pass
1522
pass
1525
+2
53.01
Newbury [NBY]
Pathed as Class 80x on diesel from here
pass
1522½
pass
1525
+2
58.33
Kintbury [KIT]
1
pass
1526
pass
1528
+2
61.38
Hungerford [HGD]
2
pass
1528
pass
1530½
+2
66.28
Bedwyn [BDW]
1
pass
1531½
pass
1534¾
+3
70.02
Savernake
pass
1534
pass
1536½
+2
75.21
Pewsey [PEW]
1
pass
1538
pass
1541½
+3
78.68
Woodborough
pass
1540½
pass
1545¼
+4
88.01
Lavington
1
pass
1545
pass
1550½
+5
94.40
Heywood Road Jn
pass
1550½
pass
1556¼
+5
DW
DWL
95.27
Hawkeridge Jn
pass
1553
pass
1559¼
+6
DWL
DT
98.60
Trowbridge [TRO]
1
pass
1558
pass
1603½
+5
100.01
Bradford Jn
1
pass
1600
pass
1605¼
+5
102.04
Bradford-on-Avon [BOA]
1
pass
1602½
pass
1608½
+5
103.30
Avoncliff [AVF]
1
pass
1604½
pass
1610
+5
104.23
Freshford [FFD]
1
pass
1605½
pass
1610¼
+4
109.18
Bathampton Jn
pass
1612
pass
1615½
+3
DT
DM
111.39
Bath Spa [BTH]
1
Service stops to drop passengers off only
1
1616
1615½
1617½
1618½
1620½
+3
112.40
Oldfield Park [OLF]
1
pass
1619
pass
1622¼
+3
113.40
Twerton
pass
1619½
pass
1623¼
+3
118.31
Keynsham [KYN]
1
pass
1624
pass
1626½
+2
122.14
North Somerset Jn
½
pass
1627
pass
1630¼
+3
122.48
Bristol East Jn
pass
1628
pass
1631¼
+3
122.78
Bristol Temple Meads [BRI]
Service reverses here, stops to drop passengers off only
15
1630
1629½
1651
1632½
1650¾
DM
DF
123.28
Bristol East Jn
pass
1652
pass
1652
UM
123.52
Dr Day's Jn
pass
1653
pass
1652¾
ML
124.01
Lawrence Hill [LWH]
pass
1653½
pass
1653½
124.47
Stapleton Road [SRD]
pass
1654
pass
1654¼
125.00
Narroways Hill Jn
pass
1654½
pass
1654½
126.57
Horfield Junction
pass
1656
pass
1656¼
127.27
Filton Abbey Wood [FIT]
1
2
pass
1657
pass
1657¼
UFM
UD
127.47
Filton Jn
pass
1657½
No report
128.66
Bristol Parkway [BPW]
Pathed as Class 80x on electric from here
Service reverses here
2
1701
1708
1700½
1708½
1701
1708½
DT
130.08
Patchway [PWY]
2
pass
1710
pass
1710
133.54
Pilning [PIL]
2
pass
1712½
pass
1713
135.12
Severn Tunnel East
pass
1713½
pass
1714
139.40
Severn Tunnel West
pass
1717
pass
1717¼
140.50
Severn Tunnel Junction [STJ]
3
pass
1718
pass
1718¾
DT
DM
142.75
Magor
pass
1719½
pass
1720¼
148.01
Llanwern West Jn
pass
1723
pass
1724
+1
148.72
East Usk Jn.
pass
1723½
pass
1724¾
+1
149.64
Maindee East Jn
pass
1724½
pass
1725¾
+1
ML
150.06
Maindee West Jn
½
pass
1725
pass
1726½
+1
150.40
Newport (South Wales) [NWP]
2
1727
1728
1726½
1728
1727¾
1729½
+1
DM
DM
151.22
Gaer Jn
pass
1729½
pass
1731¼
+1
DM
151.77
Ebbw Jn
pass
1730½
pass
1732
+1
DM
DM
155.50
Marshfield
½
pass
1733
pass
1734¾
+1
159.51
Rumney River Bridge Jn
pass
1736
pass
1737¼
+1
160.10
Pengam Jn
pass
1736½
pass
1737¾
+1
160.55
Moorland Road Junction
1
pass
1737
pass
1738¼
+1
DM
DR
161.25
Long Dyke Jn
pass
1738½
pass
1739
E
162.08
Cardiff East
pass
1740
pass
1740
DR
E
162.20
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1740
1742
1741
1743
1741½
1743½
E
D
162.46
Cardiff West
pass
1744
No report
163.45
Leckwith North Jn
pass
1746
pass
1746¾
D
DM
166.23
St Fagans L C
pass
1748
pass
1749¼
+1
171.17
Miskin
pass
1752
pass
1753¼
+1
173.30
Pontyclun [PYC]
1
pass
1754
pass
1755¼
+1
173.66
Llantrisant [LTI]
pass
1754½
No report
175.62
Llanharan [LLR]
2
pass
1756
pass
1757½
+1
178.50
Pencoed [PCD]
1
pass
1758
pass
1759½
+1
181.51
Tremains
pass
1800½
pass
1801½
+1
182.35
Bridgend [BGN]
1
1802
1803
1801½
1803
1803¼
1805¼
+2
DM
DM
186.55
Stormy
pass
1807½
pass
1810½
+3
188.30
Pyle [PYL]
1
pass
1808½
pass
1811¾
+3
190.54
Margam Moors Jn.
pass
1810
pass
1812¾
+2
DM
192.21
Margam East Jn
pass
1811
pass
1814¼
+3
193.09
Margam Middle Jn
pass
1811½
pass
1814½
+2
193.79
Port Talbot East
pass
1812½
No report
194.48
Port Talbot Parkway [PTA]
1
1814
1815
1813½
1815
1817
1818½
+3
196.47
Baglan [BAJ]
1
pass
1817
pass
1821½
+4
197.18
Briton Ferry East
pass
1818
pass
1821¾
+4
198.29
Briton Ferry [BNF]
1
pass
1819
pass
1823
+4
198.47
Court Sart Jn
pass
1819
pass
1823
+4
200.09
Neath [NTH]
1
1
1821
1822
1821
1822½
1824¾
1826½
+4
202.15
Skewen [SKE]
1
pass
1825½
pass
1829½
+4
203.77
Llansamlet [LAS]
1
pass
1828
pass
1831½
+3
206.51
Landore Junction
pass
1831
pass
1834½
+3
DM
DSM
207.32
Swansea Loop East
pass
1832
pass
1836
+4
207.76
Swansea [SWA]
2
1834
1834
1838¾
+4
DSM
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