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1L27 1650 Cardiff Central to London Paddington
Departing on 4th December 2025

operated by
Great Western Railway
9 coaches
800313
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 80x on electric at 125mph
forms from 5L27 from Cardiff Central
1
1650
1650
1650
B
0.12
Cardiff East
pass
1651
pass
1651½
0.75
Long Dyke Jn
pass
1652½
pass
1652½
B
UM
1.45
Moorland Road Junction
pass
1653
pass
1653¼
2.10
Pengam Jn
pass
1653½
pass
1653¾
2.49
Rumney River Bridge Jn
pass
1653½
pass
1654
6.50
Marshfield
pass
1656½
pass
1656¾
10.23
Ebbw Jn
pass
1659
pass
1659½
UM
UM
10.78
Gaer Jn
pass
1700
pass
1700¼
UM
11.60
Newport (South Wales) [NWP]
4
1702
1704
1701½
1704
1702¼
1704¼
UM
UM
12.14
Maindee West Jn
pass
1705
pass
1705¾
12.36
Maindee East Jn
pass
1705½
pass
1706¼
+1
13.28
East Usk Jn.
pass
1706
pass
1707¼
+1
14.19
Llanwern West Jn
½
pass
1707
pass
1708¼
+1
19.25
Magor
pass
1711
pass
1711
21.50
Severn Tunnel Junction [STJ]
4
pass
1713
pass
1713¾
UM
UT
22.60
Severn Tunnel West
pass
1714
pass
1714½
27.08
Severn Tunnel East
pass
1717½
pass
1718
28.46
Pilning [PIL]
1
1
pass
1718½
pass
1719¼
32.12
Patchway [PWY]
1
pass
1722
pass
1722½
33.34
Bristol Parkway [BPW]
3
1724
1727
1723½
1727½
1725
1727
UT
UB
38.02
Westerleigh Jn
pass
1731
pass
1731¼
40.51
Chipping Sodbury
pass
1732½
pass
1732¾
45.15
Badminton
pass
1734½
pass
1735¼
50.75
Hullavington
pass
1737½
pass
1737¾
55.34
Little Somerford
pass
1740
pass
1740¾
62.24
Wootton Bassett Jn
1
pass
1744
pass
1743¾
UB
UM
67.73
Swindon [SWI]
3
1750
1751
1749½
1751½
1750
1751¼
UR
UM
68.64
Highworth Jn
pass
1752½
pass
1753¼
69.33
Swindon Stratton Green
pass
1753
pass
1753¾
+1
70.45
Swindon South Marston Jn
pass
1753½
pass
1754¼
72.66
Bourton
pass
1754½
pass
1755¾
+1
78.57
Uffington (Oxfordshire)
pass
1758
pass
1758¾
81.16
Challow
pass
1759½
pass
1759¾
84.74
Wantage Road
1
pass
1801
pass
1802
+1
88.64
Steventon
pass
1803½
pass
1803½
89.77
Milton Junction
pass
1804
pass
1804¼
91.41
Foxhall Jn [XJF]
pass
1805
pass
1805¾
91.71
Didcot West End
pass
1805½
No report
92.06
Didcot Parkway [DID]
2
pass
1805½
pass
1806½
+1
92.30
Didcot East Jn
pass
1805½
pass
1807
+1
93.59
Moreton Cutting
pass
1806½
pass
1807¼
+1
96.59
Cholsey [CHO]
2
pass
1807½
pass
1809
+1
100.36
Goring & Streatley [GOR]
1
2
pass
1809½
pass
1810¾
+1
ML
103.53
Pangbourne [PAN]
pass
1811½
pass
1812¾
+1
106.44
Tilehurst [TLH]
2
pass
1813½
pass
1813¾
106.62
Tilehurst East Jn.
pass
1814
pass
1814
108.46
Reading High Level Jn
pass
1815
pass
1815¾
ML
108.79
Reading Main Line West
pass
1815½
pass
1816½
+1
109.16
Reading [RDG]
11
1816
1818
1816½
1818½
1817½
1819
UM
UM
109.35
Reading Main Line East
pass
1819
pass
1819½
110.01
Kennet Bridge Jn
pass
1819½
pass
1820½
+1
113.34
Twyford West
pass
1822
pass
1822¾
114.15
Twyford [TWY]
2
pass
1822½
pass
1823½
+1
ML
115.51
Ruscombe
pass
1823
pass
1823¾
120.77
Maidenhead [MAI]
2
pass
1826
pass
1827
+1
121.38
Maidenhead East
pass
1826½
pass
1827
122.57
Taplow [TAP]
2
pass
1827
pass
1827½
124.19
Burnham [BNM]
pass
1827½
pass
1827¾
126.05
Slough West
pass
1828½
pass
1829
126.60
Slough [SLO]
3
pass
1829
pass
1829¾
127.78
Dolphin Jn
pass
1829½
pass
1830
128.78
Langley [LNY]
2
pass
1830
pass
1830¾
130.36
Iver [IVR]
2
pass
1831
pass
1831¼
131.65
West Drayton Jcn
pass
1831½
pass
1831¾
131.79
West Drayton [WDT]
2
pass
1831½
pass
1832¼
132.29
West Drayton East
pass
1831½
pass
1832¼
133.07
Stockley Junction
pass
1832
pass
1832¼
ML
ML
134.02
Heathrow Airport Jn
pass
1832½
pass
1832¾
134.25
Hayes & Harlington [HAY]
2
pass
1832½
pass
1833
135.26
Southall West Jn
pass
1833
pass
1833½
136.10
Southall [STL]
2
pass
1833½
pass
1833½
ML
136.34
Southall East Jn
pass
1833½
pass
1833¾
137.68
Hanwell [HAN]
1
pass
1834
pass
1834¾
138.42
West Ealing Junction
pass
1834½
pass
1835
138.50
West Ealing [WEA]
pass
1834½
pass
1835¼
+1
139.40
Ealing Broadway [EAL]
2
pass
1834½
pass
1836
+1
140.16
Acton West
1
pass
1835
pass
1836
+1
ML
ML
140.75
Acton Main Line [AML]
2
pass
1836
pass
1836¾
+1
141.43
Friars Jn
pass
1836½
No report
141.76
Old Oak Common West
pass
1837
pass
1837¼
142.36
Old Oak Common East
pass
1837½
pass
1837¾
143.23
Ladbroke Grove
pass
1838½
pass
1838½
UM
3
143.63
Portobello Jn (London)
pass
1839
pass
1839¼
3
4
144.50
Royal Oak Junction
pass
1840
pass
1841
+1
145.11
London Paddington [PAD]
9
1841
1841
1843¼
+2
4
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