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1L26 1420 Carmarthen to London Paddington
Departing on 4th December 2025

operated by
Great Western Railway
5 coaches
Carmarthen - Swansea
800003
10 coaches
Swansea - London Paddington
800003
800012
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
1420
1420
1420
U2
Carmarthen Jn [XCI]
pass
1422
pass
1421
-1
UU
Ferryside [FYS]
pass
1430½
No report
Kidwelly [KWL]
pass
1434
No report
Kidwelly Junction
pass
1434½
No report
Pembrey & Burry Port [PBY]
1439
1440
1439
1440½
No report
Llanelli [LLE]
2
1447
1448
1446½
1448
1445¼
1447½
Llandeilo Jn
pass
1450½
pass
1450
Duffryn West
pass
1451
pass
1450¼
Gowerton [GWN]
2
pass
1454½
pass
1453
-1
Cockett West
1
pass
1456
pass
1454¾
-1
Swansea Loop West
pass
1500
pass
1458¼
-1
UM
USL
Swansea Loop East
pass
1502
pass
1500½
-1
USL
USM
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service reverses here, gains coaches here
3
1505
1522
1504½
1522
1503¼
1521¼
USM
USM
Swansea Loop East
pass
1523½
pass
1523
Landore Junction
pass
1524½
pass
1524½
USM
UM
Llansamlet [LAS]
2
pass
1527½
pass
1527¼
Skewen [SKE]
2
pass
1529½
pass
1529½
Neath [NTH]
2
1533
1534
1532½
1534
1532
1533½
Briton Ferry West Jn
pass
1536½
pass
1536¼
Port Talbot Parkway [PTA]
2
1540
1541
1540
1541½
1540
1541
Port Talbot East
pass
1542½
No report
Margam Middle Jn
pass
1543½
pass
1542¼
-1
Margam East Jn
pass
1544½
pass
1543¾
Margam Moors Jn.
pass
1545½
pass
1545
UM
Pyle [PYL]
2
pass
1547
pass
1546½
Stormy
pass
1548½
pass
1548¼
At platform
Bridgend [BGN]
2
1553
1554
1552½
1554
1552
1553½
UM
UM
Tremains
pass
1555
pass
1555¾
Pencoed Up Passenger Loop
pass
1557½
No report
Pencoed [PCD]
2
pass
1558
pass
1557¾
Llanharan [LLR]
1
pass
1600
pass
1559¾
Llantrisant [LTI]
pass
1601½
No report
Pontyclun [PYC]
1
2
pass
1602
pass
1601¾
Miskin
pass
1604
pass
1603¾
St Fagans L C
pass
1608½
pass
1607¾
Leckwith North Jn
pass
1611
pass
1610¼
UM
C
Cardiff West
pass
1613½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
1614
1621
1614½
1621
1613¾
1621
C
B
Cardiff East
pass
1621½
pass
1622¼
Long Dyke Jn
pass
1623
pass
1623½
B
UM
Moorland Road Junction
pass
1623½
pass
1624¼
+1
Pengam Jn
pass
1624
pass
1624½
Rumney River Bridge Jn
pass
1624
pass
1625
Marshfield
pass
1627
pass
1627½
Ebbw Jn
1
pass
1629½
pass
1630¼
UM
UM
Gaer Jn
pass
1631
pass
1630¾
UM
Newport (South Wales) [NWP]
4
1633
1635
1633
1635
1633¼
1635¾
UM
UM
Maindee West Jn
pass
1636
pass
1637½
+1
Maindee East Jn
pass
1636½
pass
1638
+1
East Usk Jn.
pass
1637
pass
1639
+1
Llanwern West Jn
pass
1638
pass
1640
+2
Magor
pass
1642
pass
1642¾
+1
Severn Tunnel Junction [STJ]
4
pass
1643½
pass
1645¼
+1
UM
UT
Severn Tunnel West
pass
1644½
pass
1646¼
+1
Severn Tunnel East
pass
1648
pass
1649¾
+1
Pilning [PIL]
1
1
pass
1649
pass
1650¾
+1
Patchway [PWY]
1
pass
1652½
pass
1654
+1
Bristol Parkway [BPW]
3
1654
1655
1654
1655½
1656
1658½
+3
UT
UB
Westerleigh Jn
pass
1659
pass
1702¾
+3
Chipping Sodbury
pass
1700½
pass
1704¼
+4
Badminton
pass
1702½
pass
1706½
+4
Hullavington
pass
1705½
pass
1709
+3
Little Somerford
pass
1708
pass
1712¼
+4
Wootton Bassett Jn
1
pass
1712
pass
1715½
+3
UB
UM
Swindon [SWI]
1
1718
1719
1717½
1719½
1721¾
1723½
+4
UR
UM
Highworth Jn
pass
1720½
pass
1725½
+5
Swindon Stratton Green
pass
1721
pass
1726
+5
Swindon South Marston Jn
pass
1721½
pass
1726¼
+4
Bourton
pass
1722½
pass
1727¾
+5
Uffington (Oxfordshire)
pass
1726
pass
1730¾
+4
Challow
pass
1727½
pass
1731¾
+4
Wantage Road
1
pass
1729
pass
1734¼
+5
Steventon
pass
1731½
pass
1735½
+3
Milton Junction
pass
1732½
pass
1736¼
+3
Foxhall Jn [XJF]
pass
1733½
pass
1737¾
+4
Didcot West End
pass
1734
No report
Didcot Parkway [DID]
2
1735
1736
1734½
1736
1739¼
1741¾
+5
Didcot East Jn
pass
1736½
pass
1742¾
+6
Moreton Cutting
pass
1737½
pass
1743½
+6
Cholsey [CHO]
2
pass
1739½
pass
1745¼
+6
Goring & Streatley [GOR]
1
2
pass
1741½
pass
1747
+5
ML
Pangbourne [PAN]
pass
1743½
pass
1749
+5
Tilehurst [TLH]
2
pass
1745½
pass
1750
+4
Tilehurst East Jn.
pass
1746
pass
1750¼
+4
Reading High Level Jn
pass
1747
pass
1751¾
+4
ML
Reading Main Line West
pass
1747½
pass
1752½
+5
Reading [RDG]
10
1748
1750
1748½
1750½
1753½
1755
+4
UM
UM
Reading Main Line East
pass
1751
pass
1755¾
+4
Kennet Bridge Jn
pass
1751½
pass
1756¼
+4
Twyford West
pass
1754
pass
1758¼
+4
Twyford [TWY]
2
pass
1754½
pass
1759¼
+4
ML
Ruscombe
pass
1755
pass
1759½
+4
Maidenhead [MAI]
2
pass
1758
pass
1802½
+4
Maidenhead East
pass
1758½
pass
1802½
+4
Taplow [TAP]
2
pass
1759
pass
1803¼
+4
Burnham [BNM]
pass
1759½
pass
1803½
+3
Slough West
pass
1800½
pass
1804¾
+4
Slough [SLO]
3
pass
1801
pass
1806
+5
Dolphin Jn
pass
1801½
pass
1808
+6
Langley [LNY]
2
pass
1802
pass
1809¾
+7
Iver [IVR]
2
pass
1803
pass
1810¾
+8
West Drayton Jcn
pass
1803½
pass
1811¼
+8
West Drayton [WDT]
2
pass
1803½
pass
1811¾
+8
West Drayton East
pass
1803½
pass
1811¾
+8
Stockley Junction
pass
1804
pass
1811¾
+7
ML
ML
Heathrow Airport Jn
pass
1804½
pass
1812¼
+7
Hayes & Harlington [HAY]
2
pass
1804½
pass
1812¾
+8
Southall West Jn
pass
1805
pass
1813
+8
Southall [STL]
2
pass
1805½
pass
1813
+7
ML
Southall East Jn
pass
1805½
pass
1813¼
+7
Hanwell [HAN]
1
pass
1806
pass
1814¼
+8
West Ealing Junction
pass
1806½
pass
1814½
+8
West Ealing [WEA]
pass
1806½
pass
1814¾
+8
Ealing Broadway [EAL]
2
pass
1806½
pass
1815½
+8
Acton West
1
pass
1807
pass
1815¾
+8
ML
ML
Acton Main Line [AML]
2
pass
1808
pass
1816¾
+9
Friars Jn
pass
1808½
No report
Old Oak Common West
pass
1809
pass
1818
+9
Old Oak Common East
pass
1809½
pass
1818¾
+9
Ladbroke Grove
pass
1810½
pass
1819¾
+9
UM
3
Portobello Jn (London)
pass
1811
pass
1820¼
+9
Royal Oak Junction
pass
1812
pass
1821½
+9
3
2
London Paddington [PAD]
5
1813
1813
1823½
+10
2
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