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1B27 1748 London Paddington to Swansea
Departing on 29th November 2025

operated by
Great Western Railway
10 coaches
800006
800030
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
12
1748
1748
1752½
+4
4
0.41
Royal Oak Junction
pass
1749
pass
1753¾
+4
4
4
1.28
Portobello Jn (London)
pass
1750½
pass
1755
+4
4
3
1.68
Ladbroke Grove
pass
1751
pass
1755¾
+4
3
DM
2.55
Old Oak Common East
pass
1751½
pass
1756½
+4
3.15
Old Oak Common West
pass
1752
pass
1757
+5
3.48
Friars Jn
pass
1752½
pass
1757¼
+4
4.16
Acton Main Line [AML]
pass
1753
pass
1757¾
+4
4.75
Acton West
pass
1753½
pass
1758¼
+4
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1754
pass
1758½
+4
6.41
West Ealing [WEA]
pass
1754½
pass
1759
+4
6.49
West Ealing Junction
pass
1754½
pass
1759
+4
7.23
Hanwell [HAN]
pass
1754½
pass
1759½
+4
8.57
Southall East Jn
pass
1755½
pass
1800¼
+4
9.01
Southall [STL]
1
pass
1755½
pass
1800¾
+5
9.65
Southall West Jn
pass
1756
pass
1800¾
+4
10.66
Hayes & Harlington [HAY]
1
pass
1756½
pass
1801½
+5
11.09
Heathrow Airport Jn
pass
1756½
pass
1801¼
+4
ML
12.04
Stockley Junction
pass
1757
pass
1801¾
+4
12.62
West Drayton East
pass
1757½
pass
1802¼
+5
13.12
West Drayton [WDT]
1
pass
1757½
pass
1802¾
+5
13.26
West Drayton Jcn
pass
1757½
pass
1802¾
+5
14.55
Iver [IVR]
1
pass
1758
pass
1803¼
+5
16.13
Langley [LNY]
1
pass
1759
pass
1804¼
+5
17.13
Dolphin Jn
pass
1759½
pass
1804¾
+5
18.31
Slough [SLO]
2
pass
1800
pass
1805¼
+5
ML
19.06
Slough West
pass
1800½
pass
1805½
+5
20.72
Burnham [BNM]
pass
1801½
pass
1806¼
+5
22.34
Taplow [TAP]
1
pass
1802
pass
1807
+5
23.53
Maidenhead East
pass
1802½
pass
1808
+5
24.14
Maidenhead [MAI]
1
pass
1803
pass
1808¼
+5
29.40
Ruscombe
pass
1806
pass
1810½
+4
30.76
Twyford [TWY]
1
1
pass
1806½
pass
1811¼
+4
ML
31.57
Twyford West
pass
1807
pass
1811¾
+4
35.10
Kennet Bridge Jn
pass
1809½
pass
1813¾
+4
35.56
Reading Main Line East
pass
1810
pass
1814¼
+4
35.75
Reading [RDG]
9
1811
1813
1811
1813
1815½
1816¾
+3
DM
DM
36.12
Reading Main Line West
pass
1813½
pass
1817½
+3
36.45
Reading High Level Jn
pass
1814
pass
1818¼
+4
ML
38.29
Tilehurst East Jn.
pass
1815
pass
1819½
+4
38.47
Tilehurst [TLH]
1
pass
1815
pass
1819½
+4
41.38
Pangbourne [PAN]
pass
1817
pass
1820¾
+3
44.55
Goring & Streatley [GOR]
1
1
pass
1819
pass
1822¾
+3
ML
48.32
Cholsey [CHO]
1
pass
1821
pass
1824¼
+3
51.32
Moreton Cutting
pass
1823
pass
1825¾
+2
52.61
Didcot East Jn
pass
1824
pass
1826¼
+2
53.05
Didcot Parkway [DID]
1
pass
1824
pass
1826¾
+2
53.20
Didcot West End
pass
1824
No report
53.50
Foxhall Jn [XJF]
pass
1824½
pass
1827
+2
55.14
Milton Junction
pass
1825
pass
1827½
+2
56.27
Steventon
pass
1826
pass
1828¼
+2
60.17
Wantage Road
pass
1828
pass
1830½
+2
63.75
Challow
pass
1830
pass
1832¾
+2
66.34
Uffington (Oxfordshire)
1
pass
1831
pass
1833¾
+2
72.25
Bourton
pass
1834½
pass
1836¾
+2
74.46
Swindon South Marston Jn
pass
1836
pass
1838
+2
75.58
Swindon Stratton Green
pass
1836½
pass
1838¾
+2
76.27
Highworth Jn
pass
1837
pass
1838¾
+1
76.59
Swindon East Loop
pass
1837
pass
1840
+2
77.18
Swindon [SWI]
4
1838
1840
1838
1840
1840¾
1842¼
+2
DM
DM
82.67
Wootton Bassett Jn
pass
1844½
pass
1847¼
+2
DM
DB
89.57
Little Somerford
pass
1848½
pass
1851¼
+2
94.16
Hullavington
1
pass
1851
pass
1855½
+4
99.76
Badminton
pass
1854½
pass
1858¼
+3
104.40
Chipping Sodbury
pass
1857
pass
1901
+4
107.09
Westerleigh Jn
½
pass
1858½
pass
1902¾
+4
111.57
Bristol Parkway [BPW]
½
2
1902
1904
1902
1904
1906½
1912½
+8
DB
DT
112.79
Patchway [PWY]
2
pass
1906
pass
1913¾
+7
116.45
Pilning [PIL]
2
pass
1908½
pass
1916¾
+8
118.03
Severn Tunnel East
pass
1909½
pass
1917½
+8
122.31
Severn Tunnel West
pass
1913
pass
1920¾
+7
123.41
Severn Tunnel Junction [STJ]
3
pass
1914
pass
1922¼
+8
DT
DM
125.66
Magor
pass
1915½
pass
1923¾
+8
130.72
Llanwern West Jn
pass
1919
pass
1927¼
+8
131.63
East Usk Jn.
pass
1920
pass
1928
+8
132.55
Maindee East Jn
pass
1920½
pass
1928¾
+8
132.77
Maindee West Jn
pass
1921
pass
1929½
+8
133.31
Newport (South Wales) [NWP]
2
1922
1924
1922
1924
1930¾
1932¼
+8
DM
DM
134.13
Gaer Jn
pass
1925½
pass
1933¾
+8
DM
134.68
Ebbw Jn
pass
1926½
pass
1934¾
+8
DM
DM
138.41
Marshfield
1 1
pass
1929
pass
1937¼
+8
142.42
Rumney River Bridge Jn
pass
1933
pass
1939¾
+6
143.01
Pengam Jn
pass
1933½
pass
1940¼
+6
143.46
Moorland Road Junction
pass
1934½
pass
1941¾
+7
DM
DR
144.16
Long Dyke Jn
pass
1935
pass
1943
+8
E
144.79
Cardiff East
pass
1936½
pass
1944
+7
DR
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
4
1937
1940
1937
1940
1945
1948¾
+8
E
D
145.37
Cardiff West
pass
1941
No report
146.36
Leckwith North Jn
pass
1943
pass
1952
+9
D
DM
149.14
St Fagans L C
pass
1945
pass
1954¾
+9
154.08
Miskin
pass
1949
pass
1959
+9
156.21
Pontyclun [PYC]
1
pass
1951
pass
2000¾
+9
156.57
Llantrisant [LTI]
pass
1951½
No report
158.53
Llanharan [LLR]
2
pass
1953
pass
2003
+10
161.41
Pencoed [PCD]
1
pass
1955
pass
2005
+10
164.42
Tremains
pass
1957½
pass
2007
+9
165.26
Bridgend [BGN]
1
1959
2000
1958½
2000
2008¾
2010¾
+10
DM
DM
169.46
Stormy
pass
2004½
pass
2017
+12
171.21
Pyle [PYL]
1
pass
2005½
pass
2018½
+12
173.45
Margam Moors Jn.
pass
2007
pass
2019¾
+12
DM
175.12
Margam East Jn
pass
2008
pass
2021
+13
176.00
Margam Middle Jn
pass
2008½
pass
2021¼
+12
176.70
Port Talbot East
pass
2009½
No report
177.39
Port Talbot Parkway [PTA]
1
2011
2012
2010½
2012
2023¼
2024½
+12
179.38
Baglan [BAJ]
1
pass
2014
pass
2027¾
+13
180.09
Briton Ferry East
pass
2015
pass
2028¼
+13
181.20
Briton Ferry [BNF]
1
pass
2016
pass
2029½
+13
181.38
Court Sart Jn
pass
2016
pass
2029½
+13
183.00
Neath [NTH]
1
1
2018
2019
2018
2019½
2031½
2033
+13
185.06
Skewen [SKE]
1
pass
2022½
pass
2036¾
+14
186.68
Llansamlet [LAS]
1
pass
2025
pass
2039
+14
189.42
Landore Junction
pass
2028
pass
2042
+14
DM
DSM
190.23
Swansea Loop East
pass
2029
pass
2043½
+14
190.67
Swansea [SWA]
3
2031
2031
2045¾
+14
DSM
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