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1L26 1420 Carmarthen to London Paddington
Departing on 12th December 2025

operated by
Great Western Railway
5 coaches
Carmarthen - Swansea
800032
10 coaches
Swansea - London Paddington
800028
800014
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
1444¾
1447½
Llandeilo Jn
pass
1450½
pass
1449¾
Duffryn West
pass
1451
pass
1450¼
Gowerton [GWN]
2
pass
1454½
pass
1452¾
-1
Cockett West
1
pass
1456
pass
1454¾
-1
Swansea Loop West
pass
1500
pass
1458
-1
UM
USL
Swansea Loop East
pass
1502
pass
1500
-1
USL
USM
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service reverses here, gains coaches here
3
1505
1522
1504½
1522
1502¼
1521½
USM
USM
Swansea Loop East
pass
1523½
pass
1523½
Landore Junction
pass
1524½
pass
1525
USM
UM
Llansamlet [LAS]
2
pass
1527½
pass
1528¼
Skewen [SKE]
2
pass
1529½
pass
1530¼
Neath [NTH]
2
1533
1534
1532½
1534
1532¾
1534½
Briton Ferry West Jn
pass
1536½
pass
1537¼
Port Talbot Parkway [PTA]
2
1540
1541
1540
1541½
1541
1542¼
Port Talbot East
pass
1542½
No report
Margam Middle Jn
pass
1543½
pass
1543¾
Margam East Jn
pass
1544½
pass
1545
Margam Moors Jn.
pass
1545½
pass
1546½
+1
UM
Pyle [PYL]
2
pass
1547
pass
1547¾
Stormy
pass
1548½
pass
1549¾
+1
At platform
Bridgend [BGN]
2
1553
1554
1552½
1554
1553½
1555¾
+1
UM
UM
Tremains
pass
1555
pass
1557¾
+2
Pencoed Up Passenger Loop
pass
1557½
No report
Pencoed [PCD]
2
pass
1558
pass
1600
+2
Llanharan [LLR]
1
pass
1600
pass
1602
+2
Llantrisant [LTI]
pass
1601½
No report
Pontyclun [PYC]
1
2
pass
1602
pass
1604
+2
Miskin
pass
1604
pass
1606
+2
St Fagans L C
pass
1608½
pass
1610¼
+1
Leckwith North Jn
pass
1611
pass
1612¾
+1
UM
C
Cardiff West
pass
1613½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
1614
1621
1614½
1621
1616¼
1620¾
C
B
Cardiff East
pass
1621½
pass
1622
Long Dyke Jn
pass
1623
pass
1623
B
UM
Moorland Road Junction
pass
1623½
pass
1624
Pengam Jn
pass
1624
pass
1624¼
Rumney River Bridge Jn
pass
1624
pass
1624½
Marshfield
pass
1627
pass
1627¼
Ebbw Jn
1
pass
1629½
pass
1629¾
UM
UM
Gaer Jn
pass
1631
pass
1630¼
UM
Newport (South Wales) [NWP]
3
1633
1635
1633
1635
1633
1634¾
UM
UM
Maindee West Jn
pass
1636
pass
1636½
Maindee East Jn
pass
1636½
pass
1637¼
+1
East Usk Jn.
pass
1637
pass
1638¼
+1
Llanwern West Jn
pass
1638
pass
1639¼
+1
Magor
pass
1642
pass
1642
Severn Tunnel Junction [STJ]
4
pass
1643½
pass
1645
+1
UM
UT
Severn Tunnel West
pass
1644½
pass
1646
+1
Severn Tunnel East
pass
1648
pass
1650
+2
Pilning [PIL]
1
1
pass
1649
pass
1651¼
+2
Patchway [PWY]
1
pass
1652½
pass
1655
+2
Bristol Parkway [BPW]
3
1654
1655
1654
1655½
1659½
1701¾
+6
UT
UB
Westerleigh Jn
pass
1659
pass
1707
+8
Chipping Sodbury
pass
1700½
pass
1708¾
+8
Badminton
pass
1702½
pass
1711
+8
Hullavington
pass
1705½
pass
1713¾
+8
Little Somerford
pass
1708
pass
1716¾
+8
Wootton Bassett Jn
1
pass
1712
pass
1720
+8
UB
UM
Swindon [SWI]
1
1718
1719
1717½
1719½
1726¼
1728
+8
UR
UM
Highworth Jn
pass
1720½
pass
1730¼
+9
Swindon Stratton Green
pass
1721
pass
1730¾
+10
Swindon South Marston Jn
pass
1721½
pass
1731
+9
Bourton
pass
1722½
pass
1732½
+9
Uffington (Oxfordshire)
pass
1726
pass
1735½
+9
Challow
pass
1727½
pass
1736½
+9
Wantage Road
1
pass
1729
pass
1739
+10
Steventon
pass
1731½
pass
1740¼
+8
Milton Junction
pass
1732½
pass
1741½
+9
Foxhall Jn [XJF]
pass
1733½
pass
1742¾
+9
Didcot West End
pass
1734
No report
Didcot Parkway [DID]
2
1735
1736
1734½
1736
1744¼
1746
+10
Didcot East Jn
pass
1736½
pass
1746¾
+10
Moreton Cutting
pass
1737½
pass
1747¾
+10
Cholsey [CHO]
2
pass
1739½
pass
1749½
+10
Goring & Streatley [GOR]
1
2
pass
1741½
pass
1751¼
+9
ML
Pangbourne [PAN]
pass
1743½
pass
1753¼
+9
Tilehurst [TLH]
2
pass
1745½
pass
1754¼
+8
Tilehurst East Jn.
pass
1746
pass
1754½
+8
Reading High Level Jn
pass
1747
pass
1756
+9
ML
Reading Main Line West
pass
1747½
pass
1756¾
+9
Reading [RDG]
10
1748
1750
1748½
1750½
1757½
1759¾
+9
UM
UM
Reading Main Line East
pass
1751
pass
1800½
+9
Kennet Bridge Jn
pass
1751½
pass
1801¼
+9
Twyford West
pass
1754
pass
1803¼
+9
Twyford [TWY]
2
pass
1754½
pass
1804
+9
ML
Ruscombe
pass
1755
pass
1804¼
+9
Maidenhead [MAI]
2
pass
1758
pass
1807¼
+9
Maidenhead East
pass
1758½
pass
1807¼
+9
Taplow [TAP]
2
pass
1759
pass
1808
+9
Burnham [BNM]
pass
1759½
pass
1808¼
+8
Slough West
pass
1800½
pass
1809½
+8
Slough [SLO]
3
pass
1801
pass
1810¼
+9
Dolphin Jn
pass
1801½
pass
1810½
+9
Langley [LNY]
2
pass
1802
pass
1811
+9
Iver [IVR]
2
pass
1803
pass
1811¾
+9
West Drayton Jcn
pass
1803½
pass
1812¼
+8
West Drayton [WDT]
2
pass
1803½
pass
1812¾
+9
West Drayton East
pass
1803½
pass
1812½
+9
Stockley Junction
pass
1804
pass
1812¾
+8
ML
ML
Heathrow Airport Jn
pass
1804½
pass
1813¼
+8
Hayes & Harlington [HAY]
2
pass
1804½
pass
1813¾
+9
Southall West Jn
pass
1805
pass
1814¼
+9
Southall [STL]
2
pass
1805½
pass
1814¼
+8
ML
Southall East Jn
pass
1805½
pass
1814¾
+9
Hanwell [HAN]
1
pass
1806
pass
1815¾
+9
West Ealing Junction
pass
1806½
pass
1816¼
+9
West Ealing [WEA]
pass
1806½
pass
1816½
+10
Ealing Broadway [EAL]
2
pass
1806½
pass
1817¼
+10
Acton West
1
pass
1807
pass
1817¾
+10
ML
ML
Acton Main Line [AML]
2
pass
1808
pass
1819
+11
Friars Jn
pass
1808½
No report
Old Oak Common West
pass
1809
pass
1820½
+11
Old Oak Common East
pass
1809½
pass
1821¾
+12
Ladbroke Grove
pass
1810½
pass
1823
+12
UM
2
Portobello Jn (London)
pass
1811
pass
1823¾
+12
Royal Oak Junction
pass
1812
pass
1826½
+14
2
3
London Paddington [PAD]
9
1813
1813
1829¾
+16
3
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