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1B24 1535 London Paddington to Swansea
Departing on 10th January 2026

operated by
Great Western Railway
10 coaches
London Paddington - Bristol Temple Meads
800004
800003
10 coaches
Bristol Temple Meads - Bristol Parkway
800003
800004
10 coaches
Bristol Parkway - Swansea
800004
800003
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
10
1535
1535
1534½
3
0.41
Royal Oak Junction
pass
1536
pass
1536
3
2
1.28
Portobello Jn (London)
pass
1537½
pass
1537¼
1.68
Ladbroke Grove
pass
1538
pass
1538
2
DM
2.55
Old Oak Common East
pass
1538½
pass
1539
3.15
Old Oak Common West
pass
1539
pass
1539½
3.48
Friars Jn
pass
1539½
pass
1539½
4.16
Acton Main Line [AML]
pass
1540
pass
1540¼
4.75
Acton West
pass
1540½
pass
1540½
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1541
pass
1541
6.41
West Ealing [WEA]
pass
1541½
pass
1541½
6.49
West Ealing Junction
pass
1541½
pass
1541½
7.23
Hanwell [HAN]
pass
1541½
pass
1541¾
8.57
Southall East Jn
pass
1542½
pass
1542½
9.01
Southall [STL]
1
pass
1542½
pass
1543
9.65
Southall West Jn
pass
1543
pass
1543
10.66
Hayes & Harlington [HAY]
1
pass
1543½
pass
1543¾
11.09
Heathrow Airport Jn
pass
1543½
pass
1543½
ML
12.04
Stockley Junction
pass
1544
pass
1544
12.62
West Drayton East
pass
1544½
pass
1544½
13.12
West Drayton [WDT]
1
pass
1544½
pass
1545
13.26
West Drayton Jcn
pass
1544½
pass
1545
14.55
Iver [IVR]
1
pass
1545
pass
1545½
16.13
Langley [LNY]
1
pass
1546
pass
1546½
17.13
Dolphin Jn
pass
1546½
pass
1547
18.31
Slough [SLO]
2
pass
1547
pass
1547¾
ML
19.06
Slough West
pass
1547½
pass
1548¼
20.72
Burnham [BNM]
pass
1548½
pass
1549¼
+1
22.34
Taplow [TAP]
1
pass
1549
pass
1550
+1
23.53
Maidenhead East
pass
1549½
pass
1550¾
+1
24.14
Maidenhead [MAI]
1
pass
1550
pass
1551¼
+1
29.40
Ruscombe
pass
1553
pass
1553½
30.76
Twyford [TWY]
1
1
pass
1553½
pass
1554¼
ML
31.57
Twyford West
pass
1554
pass
1554½
35.10
Kennet Bridge Jn
pass
1556½
pass
1600¾
+4
35.56
Reading Main Line East
pass
1557
pass
1602¼
+5
35.75
Reading [RDG]
8
1558
1601
1558
1601
1603½
1605¾
+4
DM
UW
36.12
Reading Main Line West
pass
1602
pass
1606½
+4
UW
DW
36.61
Oxford Road Jn
½
pass
1603
pass
1607¾
+4
UW
36.70
Reading West [RDW]
1
pass
1603
pass
1607¾
+4
37.57
Southcote Jn
1
pass
1604½
pass
1608¾
+4
41.17
Theale [THE]
1
2
pass
1608½
pass
1611½
+3
44.58
Aldermaston [AMT]
2
pass
1611
pass
1613¾
+3
46.54
Midgham [MDG]
1
pass
1612
pass
1614¼
+2
49.40
Thatcham [THA]
1
pass
1614
pass
1617¼
+3
52.26
Newbury Racecourse [NRC]
1
pass
1616
pass
1618½
+2
53.01
Newbury [NBY]
1½
Pathed as Class 80x on diesel from here
pass
1616½
pass
1618½
+2
58.33
Kintbury [KIT]
1
pass
1621
pass
1621¾
+1
61.38
Hungerford [HGD]
2
pass
1623
pass
1625
+2
66.28
Bedwyn [BDW]
1
pass
1627
pass
1632½
+5
70.02
Savernake
pass
1629½
pass
1635
+5
75.21
Pewsey [PEW]
1½
1
pass
1633½
pass
1639½
+6
78.68
Woodborough
½
pass
1637½
pass
1642¾
+5
88.01
Lavington
1 5
pass
1642½
pass
1648
+5
94.40
Heywood Road Jn
pass
1653
pass
1654
+1
DW
DWL
95.27
Hawkeridge Jn
pass
1655½
pass
1657¼
+1
DWL
DT
98.60
Trowbridge [TRO]
1
pass
1700½
pass
1701½
100.01
Bradford Jn
1
pass
1702½
pass
1703
102.04
Bradford-on-Avon [BOA]
1
pass
1705
pass
1706¼
+1
103.30
Avoncliff [AVF]
1
pass
1707
pass
1707¾
+1
104.23
Freshford [FFD]
1
pass
1708
pass
1708¼
109.18
Bathampton Jn
pass
1714½
pass
1713½
DT
DM
111.39
Bath Spa [BTH]
1 3½
1
1718
1720
1718
1720
1716¾
1719½
112.40
Oldfield Park [OLF]
1
pass
1721½
pass
1721¼
113.40
Twerton
pass
1723
pass
1722
118.31
Keynsham [KYN]
1
pass
1728½
pass
1725
-3
122.14
North Somerset Jn
pass
1733
pass
1728¾
-4
122.48
Bristol East Jn
pass
1733½
pass
1733
DM
UM
122.78
Bristol Temple Meads [BRI]
Service reverses here
13
1735
1747
1735
1747
1734¼
1746¾
UM
DF
123.28
Bristol East Jn
pass
1748
pass
1747
-1
UM
123.52
Dr Day's Jn
pass
1749
pass
1748½
ML
124.01
Lawrence Hill [LWH]
pass
1749½
pass
1749¼
124.47
Stapleton Road [SRD]
pass
1750
pass
1750
125.00
Narroways Hill Jn
pass
1750½
pass
1750¼
126.57
Horfield Junction
pass
1752
pass
1752
127.27
Filton Abbey Wood [FIT]
1
2
pass
1753
pass
1752½
UFM
UD
127.47
Filton Jn
pass
1753½
No report
128.66
Bristol Parkway [BPW]
Pathed as Class 80x on electric from here
Service reverses here
2
1757
1804
1756½
1804½
1756
1804¼
DT
130.08
Patchway [PWY]
2
pass
1806
pass
1805¾
133.54
Pilning [PIL]
2
pass
1808½
pass
1808¾
135.12
Severn Tunnel East
pass
1809½
pass
1809½
139.40
Severn Tunnel West
pass
1813
pass
1813
140.50
Severn Tunnel Junction [STJ]
3
pass
1814
pass
1814¼
DT
DM
142.75
Magor
pass
1815½
pass
1816
148.01
Llanwern West Jn
pass
1819
pass
1819¾
148.72
East Usk Jn.
pass
1819½
pass
1820¼
149.64
Maindee East Jn
pass
1820½
pass
1821½
+1
ML
150.06
Maindee West Jn
pass
1821
pass
1822¼
+1
150.40
Newport (South Wales) [NWP]
2
1822
1824
1822
1824
1823½
1824½
DM
DM
151.22
Gaer Jn
pass
1825½
pass
1826¼
DM
151.77
Ebbw Jn
pass
1826½
pass
1827
DM
DM
155.50
Marshfield
pass
1829
pass
1829¾
DM
159.51
Rumney River Bridge Jn
pass
1832
pass
1832¼
160.10
Pengam Jn
pass
1832
pass
1832¾
160.55
Moorland Road Junction
1
pass
1832½
pass
1833¼
DM
DR
161.25
Long Dyke Jn
pass
1834
pass
1834¼
E
162.08
Cardiff East
pass
1835½
pass
1835½
DR
E
162.20
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1837
1839
1836½
1839
1836¾
1838¾
E
D
162.46
Cardiff West
pass
1840
No report
163.45
Leckwith North Jn
pass
1842
pass
1841¾
D
DM
166.23
St Fagans L C
pass
1844
pass
1844
171.17
Miskin
pass
1848
pass
1848
173.30
Pontyclun [PYC]
1
pass
1850
pass
1850
173.66
Llantrisant [LTI]
pass
1850½
No report
175.62
Llanharan [LLR]
2
pass
1852
pass
1852
178.50
Pencoed [PCD]
1
pass
1854
pass
1854¼
181.51
Tremains
pass
1856½
pass
1856¼
182.35
Bridgend [BGN]
1
1858
1859
1857½
1859
1858
1859¼
DM
DM
186.55
Stormy
pass
1903½
pass
1904
188.30
Pyle [PYL]
1
pass
1904½
pass
1905
190.54
Margam Moors Jn.
pass
1906
pass
1906¼
DM
192.21
Margam East Jn
pass
1907
pass
1907¾
193.09
Margam Middle Jn
pass
1907½
pass
1907¾
193.79
Port Talbot East
pass
1908½
No report
194.48
Port Talbot Parkway [PTA]
1
1910
1911
1909½
1911½
1909¾
1911
196.47
Baglan [BAJ]
1
pass
1913½
pass
1913¾
197.18
Briton Ferry East
pass
1914½
pass
1914
198.29
Briton Ferry [BNF]
1
pass
1915½
pass
1915¼
198.47
Court Sart Jn
pass
1915½
pass
1915¼
200.09
Neath [NTH]
1 2½
1
1918
1919
1917½
1919
1917
1918¾
202.15
Skewen [SKE]
1
pass
1923
pass
1921½
-1
203.77
Llansamlet [LAS]
1
pass
1925½
pass
1923¼
-2
206.51
Landore Junction
pass
1930
pass
1926¼
-3
DM
DSM
207.32
Swansea Loop East
pass
1931
pass
1927½
-3
207.76
Swansea [SWA]
3
1933
1933
1930½
-2
DSM
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