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1B27 1738 London Paddington to Carmarthen
Departing on 31st December 2025

operated by
Great Western Railway
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
London Paddington [PAD]
11
1738
1738
1738
3
Royal Oak Junction
pass
1739
pass
1739
2
Portobello Jn (London)
pass
1740
pass
1740
2
Ladbroke Grove
pass
1741
pass
1741
2
ML
Old Oak Common East
pass
1741½
pass
1741
Old Oak Common West
pass
1742
pass
1742
Friars Jn
pass
1742½
pass
1742
Acton Main Line [AML]
pass
1743
pass
1742
Acton West
pass
1743½
pass
1743
ML
ML
Ealing Broadway [EAL]
pass
1744
pass
1743
West Ealing [WEA]
pass
1744½
pass
1744
West Ealing Junction
pass
1744½
pass
1744
Hanwell [HAN]
pass
1744½
pass
1744
Southall East Jn
pass
1745½
pass
1745
Southall [STL]
1
pass
1745½
pass
1745
ML
Southall West Jn
pass
1746
pass
1745
Hayes & Harlington [HAY]
pass
1746½
pass
1746
Heathrow Airport Jn
pass
1746½
pass
1746
ML
Stockley Junction
pass
1747½
pass
1747
ML
RL
West Drayton East
pass
1748
pass
1748
West Drayton [WDT]
pass
1748½
pass
1748
West Drayton Jcn
pass
1748½
pass
1748
Iver [IVR]
pass
1750
pass
1749
Langley [LNY]
pass
1751
pass
1751
Dolphin Jn
pass
1752
pass
1751
Slough [SLO]
1
4
pass
1753
pass
1753
RL
Slough West
pass
1755
pass
1755
ML
Burnham [BNM]
pass
1756½
pass
1756
Taplow [TAP]
pass
1758
pass
1757
Maidenhead East
pass
1759
pass
1759
Maidenhead [MAI]
1
pass
1759½
pass
1759
ML
Ruscombe
pass
1802½
pass
1802
Twyford [TWY]
1
1
pass
1803
pass
1803
ML
Twyford West
pass
1803½
pass
1803
Kennet Bridge Jn
pass
1806
pass
1805
DML
Reading Main Line East
pass
1806½
pass
1806
Reading [RDG]
9
1810
1813
1807½
1813
1807
1813
ML
Reading Main Line West
pass
1813½
pass
1813
Reading High Level Jn
pass
1814
pass
1814
ML
Tilehurst East Jn.
pass
1815
pass
1815
Tilehurst [TLH]
pass
1815
pass
1815
Pangbourne [PAN]
pass
1817
pass
1817
Goring & Streatley [GOR]
1
pass
1819
pass
1819
ML
Cholsey [CHO]
pass
1821
pass
1821
Moreton Cutting
pass
1823
pass
1822
Didcot East Jn
pass
1824
pass
1823
Didcot Parkway [DID]
1
pass
1824
pass
1823
Didcot West End
pass
1824
pass
1823
Foxhall Jn [XJF]
pass
1824½
pass
1824
Milton Junction
pass
1825
pass
1825
Steventon
pass
1826
pass
1825
Wantage Road
pass
1828
pass
1827
Challow
pass
1830
pass
1829
Uffington (Oxfordshire)
1
pass
1831
pass
1830
Bourton
pass
1834½
pass
1834
Swindon South Marston Jn
pass
1836
pass
1835
Swindon Stratton Green
pass
1836½
pass
1836
Highworth Jn
pass
1837
pass
1836
Swindon East Loop
pass
1837
pass
1836
Swindon [SWI]
4
1837
1840
1838
1840
1837
1840
Rushey Platt
pass
1841½
pass
1841
Wootton Bassett Jn
pass
1844½
pass
1844
Little Somerford
pass
1848½
pass
1848
Hullavington
1
pass
1851
pass
1851
Badminton
pass
1854½
pass
1854
Chipping Sodbury
pass
1857
pass
1856
Westerleigh Jn
1
pass
1858½
pass
1858
Bristol Parkway [BPW]
Pathed as Class 80x on electric from here
2
1902
1904
1902½
1904
1902
1904
Patchway [PWY]
2
pass
1905½
pass
1905
Pilning [PIL]
2
pass
1908
pass
1908
Severn Tunnel East
pass
1909
pass
1909
Severn Tunnel West
pass
1912½
pass
1912
Severn Tunnel Junction [STJ]
1
3
pass
1913½
pass
1913
ML
Magor
pass
1915½
pass
1915
Llanwern West Jn
pass
1919½
pass
1919
East Usk Jn.
pass
1920
pass
1920
Maindee East Jn
pass
1921
pass
1921
ML
Maindee West Jn
pass
1921½
pass
1921
Newport (South Wales) [NWP]
2
1923
1924
1922½
1924½
1922
1924
DM
Gaer Jn
pass
1926
pass
1925
ML
Ebbw Jn
pass
1927
pass
1926
Marshfield
pass
1929½
pass
1929
Rumney River Bridge Jn
pass
1932½
pass
1931
Pengam Jn
pass
1932½
pass
1932
Moorland Road Junction
1
pass
1933
pass
1932
RL
Long Dyke Jn
pass
1934½
pass
1933
E
Cardiff East
pass
1936
pass
1935
Cardiff Central [CDF]
Pathed as Class 80x on diesel from here
3
1937
1939
1937
1939
1936
1939
D
Cardiff West
pass
1940
pass
1940
Leckwith North Jn
pass
1942
pass
1942
St Fagans L C
pass
1944
pass
1944
Miskin
pass
1948
pass
1948
Pontyclun [PYC]
pass
1950
pass
1950
Llantrisant [LTI]
pass
1950½
pass
1950
Llanharan [LLR]
pass
1952
pass
1951
Pencoed [PCD]
pass
1954
pass
1954
Tremains
pass
1956½
pass
1956
Bridgend [BGN]
1½
1
1958
1959
1957½
1959
1957
1959
Stormy
pass
2005
pass
2005
Pyle [PYL]
pass
2006
pass
2006
Margam Moors Jn.
pass
2007½
pass
2007
Margam East Jn
pass
2008½
pass
2008
Margam Middle Jn
pass
2009
pass
2009
Port Talbot East
pass
2010
pass
2009
Port Talbot Parkway [PTA]
1
2011
2012
2011
2012½
2011
2012
Baglan [BAJ]
pass
2014½
pass
2014
Briton Ferry East
pass
2015½
pass
2014
Briton Ferry [BNF]
pass
2016½
pass
2015
Court Sart Jn
pass
2016½
pass
2016
Neath [NTH]
1
2019
2020
2018½
2020
2018
2020
Skewen [SKE]
pass
2023
pass
2022
Llansamlet [LAS]
pass
2025½
pass
2025
Landore Junction
pass
2028½
pass
2028
Swansea Loop East
3
pass
2029½
pass
2029
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service divides here, reverses here
3
2034
2048
2034
2048
2034
2048
Swansea Loop East
pass
2049½
pass
2049
Swansea Loop West
pass
2052
pass
2052
Cockett West
pass
2055½
pass
2055
Gowerton [GWN]
pass
2058
pass
2058
Duffryn West
pass
2101
pass
2101
Llandeilo Jn
pass
2101½
pass
2101
Llanelli [LLE]
DPL
2104
2105
2104
2105½
2104
2105
Pembrey & Burry Port [PBY]
2111
2112
2111
2112½
2110
2112
Kidwelly Junction
pass
2117½
pass
2117
Kidwelly [KWL]
2
2119
2120
2118½
2120
2118
2120
Bertwyn Level Crossing
pass
2122½
pass
2122
Ferryside [FYS]
1
2126
2127
2125½
2127
2125
2127
Carmarthen Jn [XCI]
pass
2137
pass
2136
Carmarthen [CMN]
1
2139
2139
2138
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