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1B27 1748 London Paddington to Swansea
Departing on 6th December 2025

operated by
Great Western Railway
GBTT
WTT
RTTRealtime
Route
Mi.Ch
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
0.00
London Paddington [PAD]
5
1748
1748
1748
2
0.41
Royal Oak Junction
pass
1749
pass
1749
2
1.28
Portobello Jn (London)
pass
1750½
pass
1750
2
1.68
Ladbroke Grove
pass
1751
pass
1751
2
ML
2.55
Old Oak Common East
pass
1751½
pass
1751
3.15
Old Oak Common West
pass
1752
pass
1752
3.48
Friars Jn
pass
1752½
pass
1752
4.16
Acton Main Line [AML]
pass
1753
pass
1752
4.75
Acton West
pass
1753½
pass
1753
ML
ML
5.51
Ealing Broadway [EAL]
pass
1754
pass
1753
6.41
West Ealing [WEA]
pass
1754½
pass
1754
6.49
West Ealing Junction
pass
1754½
pass
1754
7.23
Hanwell [HAN]
pass
1754½
pass
1754
8.57
Southall East Jn
pass
1755½
pass
1755
9.01
Southall [STL]
1
pass
1755½
pass
1755
ML
9.65
Southall West Jn
pass
1756
pass
1755
10.66
Hayes & Harlington [HAY]
pass
1756½
pass
1756
11.09
Heathrow Airport Jn
pass
1756½
pass
1756
ML
12.04
Stockley Junction
pass
1757
pass
1756
12.62
West Drayton East
pass
1757½
pass
1757
13.12
West Drayton [WDT]
pass
1757½
pass
1757
13.26
West Drayton Jcn
pass
1757½
pass
1757
14.55
Iver [IVR]
pass
1758
pass
1758
16.13
Langley [LNY]
pass
1759
pass
1758
17.13
Dolphin Jn
pass
1759½
pass
1759
18.31
Slough [SLO]
2
pass
1800
pass
1800
ML
19.06
Slough West
pass
1800½
pass
1800
20.72
Burnham [BNM]
pass
1801½
pass
1801
22.34
Taplow [TAP]
pass
1802
pass
1802
23.53
Maidenhead East
pass
1802½
pass
1802
24.14
Maidenhead [MAI]
1
pass
1803
pass
1803
ML
29.40
Ruscombe
pass
1806
pass
1805
30.76
Twyford [TWY]
1
1
pass
1806½
pass
1806
ML
31.57
Twyford West
pass
1807
pass
1806
35.10
Kennet Bridge Jn
pass
1809½
pass
1809
DML
35.56
Reading Main Line East
pass
1810
pass
1810
35.75
Reading [RDG]
9
1811
1813
1811
1813
1810
1813
ML
36.12
Reading Main Line West
pass
1813½
pass
1813
36.45
Reading High Level Jn
pass
1814
pass
1814
ML
38.29
Tilehurst East Jn.
pass
1815
pass
1815
38.47
Tilehurst [TLH]
pass
1815
pass
1815
41.38
Pangbourne [PAN]
pass
1817
pass
1817
44.55
Goring & Streatley [GOR]
1
pass
1819
pass
1819
ML
48.32
Cholsey [CHO]
pass
1821
pass
1821
51.32
Moreton Cutting
pass
1823
pass
1822
52.61
Didcot East Jn
pass
1824
pass
1823
53.05
Didcot Parkway [DID]
1
pass
1824
pass
1823
53.20
Didcot West End
pass
1824
pass
1823
53.50
Foxhall Jn [XJF]
pass
1824½
pass
1824
55.14
Milton Junction
pass
1825
pass
1825
56.27
Steventon
pass
1826
pass
1825
60.17
Wantage Road
pass
1828
pass
1827
63.75
Challow
pass
1830
pass
1829
66.34
Uffington (Oxfordshire)
1
pass
1831
pass
1830
72.25
Bourton
pass
1834½
pass
1834
74.46
Swindon South Marston Jn
pass
1836
pass
1835
75.58
Swindon Stratton Green
pass
1836½
pass
1836
76.27
Highworth Jn
pass
1837
pass
1836
76.59
Swindon East Loop
pass
1837
pass
1836
77.18
Swindon [SWI]
4
1838
1840
1838
1840
1837
1840
82.67
Wootton Bassett Jn
pass
1844½
pass
1844
89.57
Little Somerford
pass
1848½
pass
1848
94.16
Hullavington
1
pass
1851
pass
1851
99.76
Badminton
pass
1854½
pass
1854
104.40
Chipping Sodbury
pass
1857
pass
1856
107.09
Westerleigh Jn
½
pass
1858½
pass
1858
111.57
Bristol Parkway [BPW]
½
2
1902
1904
1902
1904
1902
1904
112.79
Patchway [PWY]
2
pass
1906
pass
1906
116.45
Pilning [PIL]
2
pass
1908½
pass
1908
118.03
Severn Tunnel East
pass
1909½
pass
1909
122.31
Severn Tunnel West
pass
1913
pass
1913
123.41
Severn Tunnel Junction [STJ]
3
pass
1914
pass
1914
ML
125.66
Magor
pass
1915½
pass
1915
130.72
Llanwern West Jn
pass
1919
pass
1919
131.63
East Usk Jn.
pass
1920
pass
1919
132.55
Maindee East Jn
pass
1920½
pass
1920
132.77
Maindee West Jn
pass
1921
pass
1921
133.31
Newport (South Wales) [NWP]
2
1922
1924
1922
1924
1922
1924
134.13
Gaer Jn
pass
1925½
pass
1925
134.68
Ebbw Jn
pass
1926½
pass
1926
138.41
Marshfield
1 1
pass
1929
pass
1929
142.42
Rumney River Bridge Jn
pass
1933
pass
1933
143.01
Pengam Jn
pass
1933½
pass
1933
143.46
Moorland Road Junction
pass
1934½
pass
1934
144.16
Long Dyke Jn
pass
1935
pass
1935
E
144.79
Cardiff East
pass
1936½
pass
1936
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1937
1940
1937
1940
1937
1940
D
145.37
Cardiff West
pass
1941
pass
1941
146.36
Leckwith North Jn
pass
1943
pass
1943
149.14
St Fagans L C
pass
1945
pass
1945
154.08
Miskin
pass
1949
pass
1949
156.21
Pontyclun [PYC]
pass
1951
pass
1951
156.57
Llantrisant [LTI]
pass
1951½
pass
1951
158.53
Llanharan [LLR]
pass
1953
pass
1952
161.41
Pencoed [PCD]
pass
1955
pass
1955
164.42
Tremains
pass
1957½
pass
1957
165.26
Bridgend [BGN]
1
1959
2000
1958½
2000
1958
2000
169.46
Stormy
pass
2004½
pass
2004
171.21
Pyle [PYL]
pass
2005½
pass
2005
173.45
Margam Moors Jn.
pass
2007
pass
2007
175.12
Margam East Jn
pass
2008
pass
2008
176.00
Margam Middle Jn
pass
2008½
pass
2008
176.70
Port Talbot East
pass
2009½
pass
2009
177.39
Port Talbot Parkway [PTA]
1
2011
2012
2010½
2012
2010
2012
179.38
Baglan [BAJ]
pass
2014
pass
2014
180.09
Briton Ferry East
pass
2015
pass
2014
181.20
Briton Ferry [BNF]
pass
2016
pass
2015
181.38
Court Sart Jn
pass
2016
pass
2016
183.00
Neath [NTH]
1
2018
2019
2018
2019½
2018
2019
185.06
Skewen [SKE]
pass
2022½
pass
2021
186.68
Llansamlet [LAS]
pass
2025
pass
2024
189.42
Landore Junction
pass
2028
pass
2027
190.23
Swansea Loop East
pass
2029
pass
2028
190.67
Swansea [SWA]
3
2031
2031
2030
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