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1L90 1630 Carmarthen to London Paddington
Departing on 4th January 2026

operated by
Great Western Railway
5 coaches
Carmarthen - Swansea
800015
10 coaches
Swansea - London Paddington
800015
800023
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Carmarthen [CMN]
Pathed as Class 80x on diesel at 125mph
2
1630
1630
1630
U2
Carmarthen Jn [XCI]
pass
1632
pass
1632
UU
Ferryside [FYS]
pass
1640
pass
1640
Bertwyn Level Crossing
pass
1642½
No report
Kidwelly [KWL]
1
pass
1644
pass
1644
Kidwelly Junction
pass
1644½
No report
Pembrey & Burry Port [PBY]
1649
1650
1649
1650½
1649
1651
Llanelli [LLE]
2
1657
1658
1656½
1658
1656¾
1658
Llandeilo Jn
pass
1700½
pass
1700½
Duffryn West
pass
1701
pass
1701
Gowerton [GWN]
2
pass
1704½
pass
1703¾
Cockett West
pass
1706
pass
1705½
Swansea Loop West
pass
1709
pass
1709½
UM
USL
Swansea Loop East
pass
1711
pass
1711½
USL
USM
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service reverses here, gains coaches here
3
1714
1722
1713½
1723
1714
1721¼
-1
USM
USM
Swansea Loop East
pass
1724½
pass
1723
-1
Landore Junction
pass
1725½
pass
1724½
USM
UM
Llansamlet [LAS]
2
pass
1728½
pass
1727½
Skewen [SKE]
2
pass
1730½
pass
1729¾
Neath [NTH]
2
1733
1735
1733½
1736
1732¼
1734¾
-1
Briton Ferry West Jn
pass
1738½
pass
1737¾
Port Talbot Parkway [PTA]
2
1741
1742
1742
1743½
1741¾
1743¾
Port Talbot East
pass
1744½
No report
Margam Middle Jn
pass
1745½
pass
1745¼
Margam East Jn
pass
1746½
pass
1746¾
Margam Moors Jn.
pass
1747½
pass
1748¼
UM
Pyle [PYL]
2
pass
1749
pass
1749¾
Stormy
pass
1750½
pass
1752¾
+2
At platform
Bridgend [BGN]
2
1754
1756
1754½
1756
1757¾
1759½
+3
UM
UM
Tremains
pass
1757
pass
1801¾
+4
Pencoed Up Passenger Loop
pass
1759½
No report
Pencoed [PCD]
2
pass
1800
pass
1804¼
+4
Llanharan [LLR]
1
pass
1802
pass
1806½
+4
Llantrisant [LTI]
pass
1803½
No report
Pontyclun [PYC]
1
2
pass
1804
pass
1808¾
+4
Miskin
pass
1806
pass
1810¾
+4
St Fagans L C
pass
1810½
pass
1815½
+5
Leckwith North Jn
pass
1813
pass
1818½
+5
UM
C
Cardiff West
pass
1815½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
1817
1820
1816½
1820
1822½
1825
+5
C
B
Cardiff East
pass
1820½
pass
1826½
+5
Long Dyke Jn
pass
1822
pass
1827¾
+5
B
UM
Moorland Road Junction
pass
1822½
pass
1828¾
+6
Pengam Jn
pass
1823
pass
1829
+6
Rumney River Bridge Jn
pass
1823
pass
1829¼
+6
Marshfield
pass
1826
pass
1832
+6
Ebbw Jn
pass
1828½
pass
1835
+6
UM
UM
Gaer Jn
pass
1829
pass
1835¼
+6
UM
Newport (South Wales) [NWP]
½
3
1831
1832
1831
1833
1838
1839¾
+6
UM
UM
Maindee West Jn
pass
1834½
pass
1841¼
+6
Maindee East Jn
1
pass
1835
pass
1842
+7
ML
East Usk Jn.
pass
1836½
pass
1843¼
+6
Llanwern West Jn
pass
1838
pass
1844¼
+6
Magor
pass
1841½
pass
1847¼
+6
Severn Tunnel Junction [STJ]
4
pass
1843
pass
1850¼
+7
UM
UT
Severn Tunnel West
pass
1844
pass
1851
+7
Severn Tunnel East
pass
1847½
pass
1854¾
+7
Pilning [PIL]
1
1
pass
1848½
pass
1855½
+7
Patchway [PWY]
1
pass
1852
pass
1858¾
+6
Bristol Parkway [BPW]
3
1853
1855
1853½
1855
1901
1902¾
+7
UT
UB
Westerleigh Jn
pass
1858½
pass
1906¾
+8
Chipping Sodbury
pass
1900
pass
1908½
+8
Badminton
pass
1902
pass
1910¾
+8
Hullavington
pass
1905
pass
1913¼
+8
Little Somerford
pass
1907½
pass
1916¼
+8
Wootton Bassett Jn
1
pass
1911½
pass
1919½
+8
UB
UM
Rushey Platt
pass
1915½
pass
1923¼
+8
UM
UR
Swindon [SWI]
3
1916
1919
1917
1919
1925½
1927¼
+8
UR
UM
Highworth Jn
pass
1920
pass
1929¼
+9
Swindon Stratton Green
pass
1920½
pass
1929¾
+9
Swindon South Marston Jn
pass
1921
pass
1930
+9
Bourton
pass
1922
pass
1931½
+9
Uffington (Oxfordshire)
pass
1925½
pass
1934¼
+8
Challow
pass
1927
pass
1935¼
+8
Wantage Road
1
pass
1928½
pass
1937¾
+9
Steventon
pass
1931
pass
1939½
+8
Milton Junction
pass
1931½
pass
1940½
+8
Foxhall Jn [XJF]
pass
1932½
pass
1941½
+9
Didcot West End
pass
1933
No report
Didcot Parkway [DID]
2
pass
1933
pass
1942½
+9
Didcot East Jn
pass
1933
pass
1942¾
+9
Moreton Cutting
pass
1934
pass
1943
+9
Cholsey [CHO]
2
pass
1935
pass
1944½
+9
Goring & Streatley [GOR]
1
2
pass
1937
pass
1946¼
+9
ML
Pangbourne [PAN]
pass
1939
pass
1948½
+9
Tilehurst [TLH]
2
pass
1941
pass
1949¾
+8
Tilehurst East Jn.
pass
1941½
pass
1950
+8
Reading High Level Jn
pass
1942½
pass
1951½
+9
ML
Reading Main Line West
pass
1943
pass
1952¾
+9
Reading [RDG]
10
1943
1945
1944
1946
1953½
1954¾
+8
UM
UM
Reading Main Line East
pass
1946½
pass
1955½
+9
Kennet Bridge Jn
pass
1947
pass
1956
+9
Twyford West
pass
1949½
pass
1958
+8
Twyford [TWY]
2
pass
1950
pass
1959
+9
ML
Ruscombe
pass
1950½
pass
1959¼
+8
Maidenhead [MAI]
2
pass
1953½
pass
2002¼
+8
Maidenhead East
pass
1954
pass
2002¼
+8
Taplow [TAP]
2
pass
1954½
pass
2003
+8
Burnham [BNM]
pass
1955
pass
2003¼
+8
Slough West
pass
1956
pass
2004½
+8
Slough [SLO]
3
pass
1956½
pass
2005¼
+8
Dolphin Jn
pass
1957
pass
2005¾
+8
Langley [LNY]
2
pass
1957½
pass
2006¾
+9
Iver [IVR]
2
pass
1958½
pass
2007¾
+9
West Drayton Jcn
pass
1959
pass
2008½
+9
West Drayton [WDT]
2
pass
1959
pass
2009
+10
West Drayton East
pass
1959
pass
2009
+9
Stockley Junction
pass
1959½
pass
2009¼
+9
ML
ML
Heathrow Airport Jn
pass
2000
pass
2009¾
+9
Hayes & Harlington [HAY]
2
pass
2000
pass
2010¼
+10
Southall West Jn
pass
2000½
pass
2010¾
+10
Southall [STL]
2
pass
2001
pass
2011
+10
ML
Southall East Jn
pass
2001
pass
2011¼
+10
Hanwell [HAN]
1
pass
2001½
pass
2012½
+10
West Ealing Junction
pass
2002
pass
2013
+11
West Ealing [WEA]
pass
2002
pass
2013¼
+11
Ealing Broadway [EAL]
2
pass
2002
pass
2014
+11
Acton West
1
pass
2002½
pass
2014
+11
ML
ML
Acton Main Line [AML]
2
pass
2003½
pass
2015
+11
Friars Jn
pass
2004
No report
Old Oak Common West
pass
2004½
pass
2015¾
+11
Old Oak Common East
pass
2005
pass
2016¼
+11
Ladbroke Grove
pass
2006
pass
2017¼
+11
UM
3
Portobello Jn (London)
½
pass
2006½
pass
2018
+11
Royal Oak Junction
pass
2008
pass
2019
+11
London Paddington [PAD]
3
2009
2009
2021¼
+12
3
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