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1B28 1818 London Paddington to Swansea
Departing on 17th December 2025

operated by
Great Western Railway
9 coaches
800321
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
11
1818
1818
1818
D3
0.41
Royal Oak Junction
pass
1819
pass
1819¼
3
2
1.28
Portobello Jn (London)
pass
1820½
pass
1820½
1.68
Ladbroke Grove
pass
1821
pass
1821¼
2
DM
2.55
Old Oak Common East
pass
1821½
pass
1822
3.15
Old Oak Common West
pass
1822
pass
1822½
3.48
Friars Jn
pass
1822½
pass
1822¾
4.16
Acton Main Line [AML]
pass
1823
pass
1823½
4.75
Acton West
pass
1823½
pass
1824
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1824
pass
1824¼
6.41
West Ealing [WEA]
pass
1824½
pass
1824¾
6.49
West Ealing Junction
pass
1824½
pass
1824¾
7.23
Hanwell [HAN]
pass
1824½
pass
1825
8.57
Southall East Jn
pass
1825½
pass
1825¾
9.01
Southall [STL]
1
pass
1825½
pass
1826¼
9.65
Southall West Jn
pass
1826
pass
1826¼
10.66
Hayes & Harlington [HAY]
1
pass
1826½
pass
1827¼
11.09
Heathrow Airport Jn
pass
1826½
pass
1827
ML
12.04
Stockley Junction
pass
1827
pass
1827¼
12.62
West Drayton East
pass
1827½
pass
1827¾
13.12
West Drayton [WDT]
1
pass
1827½
pass
1828¼
13.26
West Drayton Jcn
pass
1827½
pass
1828¼
14.55
Iver [IVR]
1
pass
1828
pass
1828¾
16.13
Langley [LNY]
1
pass
1829
pass
1829¾
+1
17.13
Dolphin Jn
pass
1829½
pass
1830¼
18.31
Slough [SLO]
2
pass
1830
pass
1830¾
ML
19.06
Slough West
pass
1830½
pass
1831
20.72
Burnham [BNM]
pass
1831½
pass
1831¾
22.34
Taplow [TAP]
1
pass
1832
pass
1832½
23.53
Maidenhead East
pass
1832½
pass
1833¼
24.14
Maidenhead [MAI]
1
pass
1833
pass
1833¾
29.40
Ruscombe
pass
1836
pass
1836
30.76
Twyford [TWY]
1
1
pass
1836½
pass
1836¾
ML
31.57
Twyford West
pass
1837
pass
1837
35.10
Kennet Bridge Jn
pass
1839½
pass
1839½
35.56
Reading Main Line East
pass
1840
pass
1840¼
35.75
Reading [RDG]
9
1841
1843
1841
1843½
1841¼
1843¼
DM
DM
36.12
Reading Main Line West
pass
1844
pass
1844
36.45
Reading High Level Jn
pass
1844½
pass
1844¾
ML
38.29
Tilehurst East Jn.
pass
1845½
pass
1845¾
38.47
Tilehurst [TLH]
1
pass
1845½
pass
1845¾
41.38
Pangbourne [PAN]
pass
1847½
pass
1847¼
44.55
Goring & Streatley [GOR]
1
1
pass
1849½
pass
1849
ML
48.32
Cholsey [CHO]
1
pass
1852
pass
1850¾
-1
51.32
Moreton Cutting
pass
1854
pass
1852¼
-1
52.61
Didcot East Jn
pass
1855
pass
1853
-1
53.05
Didcot Parkway [DID]
1
1856
1858
1855½
1858
1854¾
1857¾
53.20
Didcot West End
pass
1858½
No report
53.50
Foxhall Jn [XJF]
pass
1859
pass
1858¾
55.14
Milton Junction
pass
1900
pass
1859½
56.27
Steventon
pass
1900½
pass
1900½
60.17
Wantage Road
pass
1903
pass
1903
63.75
Challow
pass
1905
pass
1905
66.34
Uffington (Oxfordshire)
1
pass
1906
pass
1906¼
72.25
Bourton
pass
1909½
pass
1909
74.46
Swindon South Marston Jn
pass
1911
pass
1910¼
75.58
Swindon Stratton Green
pass
1911½
pass
1911¼
76.27
Highworth Jn
pass
1912
pass
1911½
76.59
Swindon East Loop
pass
1912
pass
1912¾
77.18
Swindon [SWI]
4
1913
1915
1913
1915
1914
1915½
DM
DM
82.67
Wootton Bassett Jn
pass
1919½
pass
1920¼
DM
DB
89.57
Little Somerford
pass
1923½
pass
1924½
+1
94.16
Hullavington
1
pass
1926
pass
1927
+1
99.76
Badminton
pass
1929½
pass
1929¼
104.40
Chipping Sodbury
pass
1932
pass
1932¼
107.09
Westerleigh Jn
1
pass
1933½
pass
1934
111.57
Bristol Parkway [BPW]
2
1937
1941
1937½
1941
1938¼
1943½
+2
DB
DT
112.79
Patchway [PWY]
2
pass
1942½
pass
1945¼
+2
116.45
Pilning [PIL]
2
pass
1945
pass
1948
+3
118.03
Severn Tunnel East
pass
1946
pass
1949
+3
122.31
Severn Tunnel West
pass
1949½
pass
1952¼
+2
123.41
Severn Tunnel Junction [STJ]
3
pass
1950½
pass
1953¾
+3
DT
DM
125.66
Magor
pass
1952
pass
1955½
+3
130.72
Llanwern West Jn
pass
1955½
pass
1959
+3
131.63
East Usk Jn.
pass
1956
pass
1959¾
+3
132.55
Maindee East Jn
pass
1957
pass
2000¾
+3
ML
132.77
Maindee West Jn
pass
1957½
pass
2001½
+4
133.31
Newport (South Wales) [NWP]
2
1958
2002
1958½
2002
2002¾
2004¼
+2
DM
DM
134.13
Gaer Jn
pass
2003½
pass
2006
+2
DM
134.68
Ebbw Jn
pass
2004½
pass
2006¾
+2
DM
DM
138.41
Marshfield
pass
2007
pass
2009½
+2
142.42
Rumney River Bridge Jn
pass
2010
pass
2012
+2
143.01
Pengam Jn
pass
2010
pass
2012½
+2
143.46
Moorland Road Junction
1
pass
2010½
pass
2013¼
+2
DM
DR
144.16
Long Dyke Jn
pass
2012
pass
2014
+2
E
144.79
Cardiff East
pass
2013½
pass
2015
+1
DR
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
2014
2019
2014½
2019
2016½
2019
E
D
145.37
Cardiff West
pass
2020
No report
146.36
Leckwith North Jn
1
pass
2022
pass
2022
D
DM
149.14
St Fagans L C
pass
2024½
pass
2024¾
154.08
Miskin
pass
2029
pass
2028¾
156.21
Pontyclun [PYC]
6
1
pass
2031
pass
2030¾
156.57
Llantrisant [LTI]
pass
2031½
No report
158.53
Llanharan [LLR]
2
pass
2034½
pass
2034¼
161.41
Pencoed [PCD]
1
pass
2038½
pass
2039
164.42
Tremains
pass
2043
pass
2042½
165.26
Bridgend [BGN]
1
2045
2046
2044½
2046
2044½
2046
DM
DM
169.46
Stormy
pass
2050½
pass
2051¾
+1
171.21
Pyle [PYL]
1
pass
2051½
pass
2053¼
+1
173.45
Margam Moors Jn.
pass
2053
pass
2054¼
+1
DM
175.12
Margam East Jn
pass
2054
pass
2055¾
+1
176.00
Margam Middle Jn
pass
2054½
pass
2056
+1
176.70
Port Talbot East
pass
2055½
No report
177.39
Port Talbot Parkway [PTA]
1
2057
2058
2056½
2058
2058
2059
+1
179.38
Baglan [BAJ]
1
pass
2100
pass
2102
+1
180.09
Briton Ferry East
pass
2101
pass
2102½
+1
181.20
Briton Ferry [BNF]
1
pass
2102
pass
2103¾
+2
181.38
Court Sart Jn
pass
2102
pass
2103¾
+1
183.00
Neath [NTH]
1
1
2104
2105
2104
2105½
2105½
2107
+1
185.06
Skewen [SKE]
1
pass
2108½
pass
2110½
+2
186.68
Llansamlet [LAS]
1
pass
2111
pass
2112¾
+2
189.42
Landore Junction
pass
2114
pass
2115½
+1
DM
DSM
190.23
Swansea Loop East
pass
2115
pass
2117
+2
190.67
Swansea [SWA]
1
2117
2117
2124
+7
DSM
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