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1B30 1848 London Paddington to Swansea
Departing on 8th January 2026

operated by
Great Western Railway
9 coaches
800311
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
1848
1848
1852
+4
3
0.41
Royal Oak Junction
pass
1849
pass
1853½
+4
3
2
1.28
Portobello Jn (London)
pass
1850½
pass
1854¾
+4
1.68
Ladbroke Grove
pass
1851
pass
1855½
+4
2
DM
2.55
Old Oak Common East
pass
1851½
pass
1856¼
+4
3.15
Old Oak Common West
pass
1852
pass
1857
+4
3.48
Friars Jn
pass
1852½
pass
1857
+4
4.16
Acton Main Line [AML]
pass
1853
pass
1857¾
+4
4.75
Acton West
pass
1853½
pass
1858
+4
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1854
pass
1858½
+4
6.41
West Ealing [WEA]
pass
1854½
pass
1859
+4
6.49
West Ealing Junction
pass
1854½
pass
1859
+4
7.23
Hanwell [HAN]
pass
1854½
pass
1859¼
+4
8.57
Southall East Jn
pass
1855½
pass
1900
+4
9.01
Southall [STL]
1
pass
1855½
pass
1900½
+5
9.65
Southall West Jn
pass
1856
pass
1900½
+4
10.66
Hayes & Harlington [HAY]
1
pass
1856½
pass
1901¼
+5
11.09
Heathrow Airport Jn
pass
1856½
pass
1901¼
+4
ML
12.04
Stockley Junction
pass
1857
pass
1901½
+4
12.62
West Drayton East
pass
1857½
pass
1902
+4
13.12
West Drayton [WDT]
1
pass
1857½
pass
1902½
+5
13.26
West Drayton Jcn
pass
1857½
pass
1902½
+5
14.55
Iver [IVR]
1
pass
1858
pass
1903
+4
16.13
Langley [LNY]
1
pass
1859
pass
1904¼
+5
17.13
Dolphin Jn
pass
1859½
pass
1905
+5
18.31
Slough [SLO]
2
pass
1900
pass
1905¾
+5
ML
19.06
Slough West
pass
1900½
pass
1906¼
+5
20.72
Burnham [BNM]
pass
1901½
pass
1907¼
+5
22.34
Taplow [TAP]
1
pass
1902
pass
1908¼
+6
23.53
Maidenhead East
pass
1902½
pass
1911½
+8
24.14
Maidenhead [MAI]
1
pass
1903
pass
1912¾
+9
29.40
Ruscombe
pass
1906
pass
1918
+12
30.76
Twyford [TWY]
1
1
pass
1906½
pass
1919
+12
ML
31.57
Twyford West
pass
1907
pass
1919½
+12
35.10
Kennet Bridge Jn
pass
1909½
pass
1922¼
+12
35.56
Reading Main Line East
pass
1910
pass
1922¾
+12
35.75
Reading [RDG]
9
1911
1913
1911
1913
1924
1925¼
+12
DM
DM
36.12
Reading Main Line West
pass
1913½
pass
1926
+12
36.45
Reading High Level Jn
pass
1914
pass
1927
+13
ML
38.29
Tilehurst East Jn.
pass
1915
pass
1928¼
+13
38.47
Tilehurst [TLH]
1
pass
1915
pass
1928¼
+13
41.38
Pangbourne [PAN]
pass
1917
pass
1929½
+12
44.55
Goring & Streatley [GOR]
1
1
pass
1919
pass
1931½
+12
ML
48.32
Cholsey [CHO]
1
pass
1921
pass
1933
+11
51.32
Moreton Cutting
pass
1923
pass
1934¼
+11
52.61
Didcot East Jn
pass
1924
pass
1935
+11
53.05
Didcot Parkway [DID]
1½
1
pass
1924
pass
1935½
+11
53.20
Didcot West End
pass
1924
No report
53.50
Foxhall Jn [XJF]
pass
1924½
pass
1935¾
+11
55.14
Milton Junction
pass
1925½
pass
1936¼
+10
56.27
Steventon
pass
1926½
pass
1937
+10
60.17
Wantage Road
pass
1929½
pass
1940¾
+11
63.75
Challow
pass
1931½
pass
1943½
+12
66.34
Uffington (Oxfordshire)
1
pass
1932½
pass
1944½
+12
72.25
Bourton
pass
1936
pass
1947½
+11
74.46
Swindon South Marston Jn
pass
1937½
pass
1948¾
+11
75.58
Swindon Stratton Green
pass
1938
pass
1949¾
+11
76.27
Highworth Jn
pass
1938½
pass
1950
+11
76.59
Swindon East Loop
pass
1938½
pass
1951¼
+12
77.18
Swindon [SWI]
4
1939
1941
1939½
1941½
1952
1953½
+12
DM
DM
78.31
Rushey Platt
pass
1943
pass
1955
+12
82.67
Wootton Bassett Jn
pass
1946
pass
1958½
+12
DM
DB
89.57
Little Somerford
pass
1950
pass
2002½
+12
94.16
Hullavington
1
pass
1952½
pass
2005
+12
99.76
Badminton
pass
1956
pass
2007¾
+12
104.40
Chipping Sodbury
pass
1958½
pass
2010¾
+12
107.09
Westerleigh Jn
pass
2000
pass
2012½
+12
111.57
Bristol Parkway [BPW]
2
2002
2005
2003
2005
2016¾
2018¼
+13
DB
DT
112.79
Patchway [PWY]
2
pass
2006½
pass
2020
+13
116.45
Pilning [PIL]
2
pass
2009
pass
2023
+14
118.03
Severn Tunnel East
pass
2010
pass
2024
+14
122.31
Severn Tunnel West
1
pass
2013½
pass
2027¼
+13
123.41
Severn Tunnel Junction [STJ]
3
pass
2015½
pass
2028½
+13
DT
DM
125.66
Magor
pass
2017
pass
2030¼
+13
130.72
Llanwern West Jn
1½
pass
2020½
pass
2033¾
+13
131.63
East Usk Jn.
pass
2022
pass
2034½
+12
132.55
Maindee East Jn
pass
2023½
pass
2035½
+12
ML
132.77
Maindee West Jn
pass
2024
pass
2036¾
+12
133.31
Newport (South Wales) [NWP]
2
2024
2026
2025
2026½
2041¼
2042½
+16
DM
DR
134.13
Gaer Jn
pass
2028
pass
2044½
+16
DR
DR
134.68
Ebbw Jn
pass
2029
pass
2046
+17
DR
138.41
Marshfield
pass
2031½
pass
2049¼
+17
142.42
Rumney River Bridge Jn
pass
2034½
pass
2100½
+26
143.01
Pengam Jn
pass
2034½
pass
2101
+26
143.46
Moorland Road Junction
1
pass
2035
pass
2102¾
+27
RL
144.16
Long Dyke Jn
pass
2036½
pass
2104¼
+27
E
144.79
Cardiff East
pass
2038
pass
2105½
+27
DR
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
4
2038
2041
2039
2041
2106¾
2109
+28
E
D
145.37
Cardiff West
pass
2042
No report
146.36
Leckwith North Jn
pass
2044
pass
2112¾
+28
D
DM
149.14
St Fagans L C
pass
2046
pass
2115½
+29
154.08
Miskin
pass
2050
pass
2119¼
+29
156.21
Pontyclun [PYC]
1
pass
2052
pass
2121¼
+29
156.57
Llantrisant [LTI]
pass
2052½
No report
158.53
Llanharan [LLR]
2
pass
2054
pass
2123½
+29
161.41
Pencoed [PCD]
1
pass
2056
pass
2125½
+29
164.42
Tremains
pass
2058½
pass
2127½
+29
165.26
Bridgend [BGN]
1
2100
2101
2059½
2101
2129¼
2130½
+29
DM
DM
169.46
Stormy
pass
2105½
pass
2136½
+31
171.21
Pyle [PYL]
1
pass
2106½
pass
2137¾
+31
173.45
Margam Moors Jn.
pass
2108
pass
2139
+31
DM
175.12
Margam East Jn
pass
2109
pass
2140¼
+31
176.00
Margam Middle Jn
pass
2109½
pass
2140½
+30
176.70
Port Talbot East
pass
2110½
No report
177.39
Port Talbot Parkway [PTA]
1
2112
2113
2111½
2113
2142¾
2143½
+30
179.38
Baglan [BAJ]
1
pass
2115
pass
2146¾
+31
180.09
Briton Ferry East
pass
2116
pass
2147
+31
181.20
Briton Ferry [BNF]
1
pass
2117
pass
2148¼
+31
181.38
Court Sart Jn
pass
2117
pass
2148¼
+31
183.00
Neath [NTH]
1
1
2119
2120
2119
2120½
2150¼
2151½
+31
185.06
Skewen [SKE]
1
pass
2123½
pass
2155
+31
186.68
Llansamlet [LAS]
1
pass
2126
pass
2157
+31
189.42
Landore Junction
pass
2129
pass
2200
+31
DM
DSM
190.23
Swansea Loop East
pass
2130
pass
2201¼
+31
190.67
Swansea [SWA]
3
2132
2132
2203½
+31
DSM
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