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1B30 1848 London Paddington to Swansea
Departing on 7th January 2026

operated by
Great Western Railway
10 coaches
800033
800023
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
8
1848
1848
1847¾
3
0.41
Royal Oak Junction
pass
1849
pass
1849
3
2
1.28
Portobello Jn (London)
pass
1850½
pass
1850½
1.68
Ladbroke Grove
pass
1851
pass
1851¼
2
DM
2.55
Old Oak Common East
pass
1851½
pass
1852
3.15
Old Oak Common West
pass
1852
pass
1852½
3.48
Friars Jn
pass
1852½
pass
1852¾
4.16
Acton Main Line [AML]
pass
1853
pass
1854
+1
4.75
Acton West
pass
1853½
pass
1856
+2
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1854
pass
1857¼
+3
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
1900
+5
8.57
Southall East Jn
pass
1855½
pass
1903¾
+8
9.01
Southall [STL]
1
pass
1855½
pass
1904½
+9
9.65
Southall West Jn
pass
1856
pass
1905
+9
10.66
Hayes & Harlington [HAY]
1
pass
1856½
pass
1906
+9
11.09
Heathrow Airport Jn
pass
1856½
pass
1905¾
+9
ML
12.04
Stockley Junction
pass
1857
pass
1906¼
+9
12.62
West Drayton East
pass
1857½
pass
1906¾
+9
13.12
West Drayton [WDT]
1
pass
1857½
pass
1907¼
+9
13.26
West Drayton Jcn
pass
1857½
pass
1907¼
+9
14.55
Iver [IVR]
1
pass
1858
pass
1907¾
+9
16.13
Langley [LNY]
1
pass
1859
pass
1908¾
+10
17.13
Dolphin Jn
pass
1859½
pass
1909¼
+9
18.31
Slough [SLO]
2
pass
1900
pass
1910
+10
ML
19.06
Slough West
pass
1900½
pass
1910½
+10
20.72
Burnham [BNM]
pass
1901½
pass
1911½
+10
22.34
Taplow [TAP]
1
pass
1902
pass
1912¼
+10
23.53
Maidenhead East
pass
1902½
pass
1913
+10
24.14
Maidenhead [MAI]
1
pass
1903
pass
1913½
+10
29.40
Ruscombe
pass
1906
pass
1915¾
+10
30.76
Twyford [TWY]
1
1
pass
1906½
pass
1916½
+10
ML
31.57
Twyford West
pass
1907
pass
1916¾
+9
35.10
Kennet Bridge Jn
pass
1909½
pass
1920¼
+10
DM
DR
35.56
Reading Main Line East
pass
1910
pass
1921¼
+11
35.75
Reading [RDG]
12
1911
1913
1911
1913
1922½
1924¾
+11
36.12
Reading Main Line West
pass
1913½
pass
1925¼
+11
36.45
Reading High Level Jn
pass
1914
No report
ML
38.29
Tilehurst East Jn.
pass
1915
pass
1927½
+12
DR
DM
38.47
Tilehurst [TLH]
1
pass
1915
pass
1927¾
+12
41.38
Pangbourne [PAN]
pass
1917
pass
1929½
+12
44.55
Goring & Streatley [GOR]
1
1
pass
1919
pass
1931¼
+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
1934¾
+11
53.05
Didcot Parkway [DID]
1½
1
pass
1924
pass
1935¼
+11
53.20
Didcot West End
pass
1924
No report
53.50
Foxhall Jn [XJF]
pass
1924½
pass
1935½
+11
55.14
Milton Junction
pass
1925½
pass
1936
+10
56.27
Steventon
pass
1926½
pass
1936¾
+10
60.17
Wantage Road
pass
1929½
pass
1940
+10
63.75
Challow
pass
1931½
pass
1943
+11
66.34
Uffington (Oxfordshire)
1
pass
1932½
pass
1944
+11
72.25
Bourton
pass
1936
pass
1947
+11
74.46
Swindon South Marston Jn
pass
1937½
pass
1948
+10
75.58
Swindon Stratton Green
pass
1938
pass
1949
+10
76.27
Highworth Jn
pass
1938½
pass
1949
+10
76.59
Swindon East Loop
pass
1938½
pass
1950¼
+11
77.18
Swindon [SWI]
4
1939
1941
1939½
1941½
1951
1953
+11
DM
DM
78.31
Rushey Platt
pass
1943
pass
1954¾
+11
82.67
Wootton Bassett Jn
pass
1946
pass
1957¾
+11
DM
DB
89.57
Little Somerford
pass
1950
pass
2001¾
+12
94.16
Hullavington
1
pass
1952½
pass
2004¼
+11
99.76
Badminton
pass
1956
pass
2006¾
+10
104.40
Chipping Sodbury
pass
1958½
pass
2009½
+11
107.09
Westerleigh Jn
pass
2000
pass
2011
+11
111.57
Bristol Parkway [BPW]
2
2002
2005
2003
2005
2014¾
2016½
+11
DB
DT
112.79
Patchway [PWY]
2
pass
2006½
pass
2018¼
+11
116.45
Pilning [PIL]
2
pass
2009
pass
2021¼
+12
118.03
Severn Tunnel East
pass
2010
pass
2023¾
+13
122.31
Severn Tunnel West
1
pass
2013½
pass
2028¼
+14
123.41
Severn Tunnel Junction [STJ]
3
pass
2015½
pass
2029¾
+14
DT
DM
125.66
Magor
pass
2017
pass
2031¼
+14
130.72
Llanwern West Jn
1½
pass
2020½
pass
2034¾
+14
131.63
East Usk Jn.
pass
2022
pass
2035¼
+13
132.55
Maindee East Jn
pass
2023½
pass
2036¼
+12
ML
132.77
Maindee West Jn
pass
2024
pass
2037
+13
133.31
Newport (South Wales) [NWP]
2
2024
2026
2025
2026½
2038¼
2039½
+13
DM
UR
134.13
Gaer Jn
pass
2028
pass
2042
+14
UR
DM
134.68
Ebbw Jn
pass
2029
pass
2043½
+14
DM
DM
138.41
Marshfield
pass
2031½
pass
2047
+15
142.42
Rumney River Bridge Jn
pass
2034½
pass
2050¼
+16
143.01
Pengam Jn
pass
2034½
pass
2050¾
+16
143.46
Moorland Road Junction
1
pass
2035
pass
2051½
+16
DM
DR
144.16
Long Dyke Jn
pass
2036½
pass
2052¼
+15
E
144.79
Cardiff East
pass
2038
pass
2053½
+15
DR
E
145.11
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
2038
2041
2039
2041
2057¼
2058½
+17
E
D
145.37
Cardiff West
pass
2042
No report
146.36
Leckwith North Jn
pass
2044
pass
2101½
+17
D
DM
149.14
St Fagans L C
pass
2046
pass
2103¾
+17
154.08
Miskin
pass
2050
pass
2107¾
+17
156.21
Pontyclun [PYC]
1
pass
2052
pass
2109½
+17
156.57
Llantrisant [LTI]
pass
2052½
No report
158.53
Llanharan [LLR]
2
pass
2054
pass
2111¾
+18
161.41
Pencoed [PCD]
1
pass
2056
pass
2113½
+17
164.42
Tremains
pass
2058½
pass
2115½
+17
165.26
Bridgend [BGN]
1
2100
2101
2059½
2101
2117¼
2118½
+17
DM
DM
169.46
Stormy
pass
2105½
pass
2123¾
+18
171.21
Pyle [PYL]
1
pass
2106½
pass
2124¾
+18
173.45
Margam Moors Jn.
pass
2108
pass
2126
+18
DM
175.12
Margam East Jn
pass
2109
pass
2127¼
+18
176.00
Margam Middle Jn
pass
2109½
pass
2127½
+17
176.70
Port Talbot East
pass
2110½
No report
177.39
Port Talbot Parkway [PTA]
1
2112
2113
2111½
2113
2129½
2131¼
+18
179.38
Baglan [BAJ]
1
pass
2115
pass
2134
+18
180.09
Briton Ferry East
pass
2116
pass
2134¼
+18
181.20
Briton Ferry [BNF]
1
pass
2117
pass
2135½
+18
181.38
Court Sart Jn
pass
2117
pass
2135½
+18
183.00
Neath [NTH]
1
1
2119
2120
2119
2120½
2137¼
2138¾
+18
185.06
Skewen [SKE]
1
pass
2123½
pass
2142¼
+18
186.68
Llansamlet [LAS]
1
pass
2126
pass
2144
+18
189.42
Landore Junction
pass
2129
pass
2146¾
+17
DM
DSM
190.23
Swansea Loop East
pass
2130
pass
2148
+18
190.67
Swansea [SWA]
3
2132
2132
2150
+18
DSM
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