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1L12 0821 Swansea to London Paddington
Departing on 1st December 2025

operated by
Great Western Railway
10 coaches
Swansea - London Paddington
800004
800028

This service is partially cancelled

This service was cancelled between Carmarthen and Swansea due to late arrival of an inbound service (YI).

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
0723
0723
-
Carmarthen Jn [XCI]
pass
0725
-
Ferryside [FYS]
0734
0735
0734
0735
-
Kidwelly [KWL]
0741
0741
0740½
0741½
-
Kidwelly Junction
pass
0742½
-
Pembrey & Burry Port [PBY]
0748
0749
0747½
0749
-
Llanelli [LLE]
0755
0756
0755
0756½
-
Llandeilo Jn
pass
0759
-
Duffryn West
pass
0759½
-
Gowerton [GWN]
pass
0803
-
Cockett West
1
pass
0804½
-
Swansea Loop West
pass
0808½
-
Swansea Loop East
pass
0810½
-
Swansea [SWA]
Pathed as Class 80x on diesel from here
Service reverses here, gains coaches here
3
0813
0821
0813
0821
0821
USM
Swansea Loop East
pass
0822½
pass
0823
Landore Junction
pass
0823½
pass
0824¼
USM
UM
Llansamlet [LAS]
2
pass
0826½
pass
0827
Skewen [SKE]
2
pass
0828½
pass
0829
Neath [NTH]
2
0832
0834
0831½
0834
0831¼
0833½
Briton Ferry West Jn
pass
0836½
pass
0836¼
Port Talbot Parkway [PTA]
2
0840
0841
0840
0841½
0839¾
0840¾
Port Talbot East
pass
0842½
No report
Margam Middle Jn
pass
0843½
pass
0842
-1
Margam East Jn
pass
0844½
pass
0843½
Margam Moors Jn.
pass
0845½
pass
0844¾
UM
Pyle [PYL]
2
pass
0847
pass
0846¼
Stormy
pass
0848½
pass
0848
At platform
Bridgend [BGN]
1
2
0853
0854
0852½
0854
0851¾
0853½
UM
UM
Tremains
pass
0855½
pass
0855½
Pencoed Up Passenger Loop
pass
0857½
No report
Pencoed [PCD]
2
pass
0858
pass
0858¾
Llanharan [LLR]
1
pass
0900½
pass
0901
Llantrisant [LTI]
pass
0902½
No report
Pontyclun [PYC]
1 1
2
pass
0903
pass
0903¼
Miskin
pass
0905
pass
0905
St Fagans L C
pass
0910
pass
0909
-1
Leckwith North Jn
pass
0913
pass
0911¼
-1
UM
C
Cardiff West
pass
0915½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
0916
0919
0916½
0919
0914¼
0920
+1
C
B
Cardiff East
pass
0919½
pass
0921¼
+1
Long Dyke Jn
pass
0921
pass
0922½
+1
B
UM
Moorland Road Junction
pass
0921½
pass
0923¼
+1
Pengam Jn
pass
0922
pass
0923½
+1
Rumney River Bridge Jn
pass
0922
pass
0923¾
+1
Marshfield
pass
0925
pass
0926½
+1
Ebbw Jn
pass
0927½
pass
0929
+1
UM
UM
Gaer Jn
pass
0928½
pass
0929½
+1
UM
Newport (South Wales) [NWP]
1
4
0930
0933
0930
0933
0933½
0936½
+3
UM
UM
Maindee West Jn
pass
0935
pass
0938¼
+3
Maindee East Jn
pass
0935½
pass
0938¾
+3
East Usk Jn.
pass
0936
pass
0939½
+3
Llanwern West Jn
pass
0937
pass
0940½
+3
Magor
pass
0941
pass
0943¼
+2
Severn Tunnel Junction [STJ]
4
pass
0942½
pass
0946
+3
UM
UT
Severn Tunnel West
pass
0943½
pass
0948
+4
Severn Tunnel East
pass
0947
pass
0951¾
+4
Pilning [PIL]
1
1
pass
0948
pass
0952½
+4
Patchway [PWY]
1
pass
0951½
pass
0956½
+5
Bristol Parkway [BPW]
3
0953
0956
0953
0956
0959¾
1001¾
+5
UT
UB
Westerleigh Jn
1½
pass
1000
pass
1005¾
+5
Chipping Sodbury
pass
1001½
pass
1007¼
+5
Badminton
pass
1004½
pass
1009½
+5
Hullavington
pass
1008
pass
1014
+6
Little Somerford
pass
1010½
pass
1017¼
+6
Wootton Bassett Jn
1
pass
1014½
pass
1020¼
+5
UB
UM
Swindon [SWI]
2
1
1019
1022
1020
1022½
1025¾
1027¼
+4
UR
UM
Highworth Jn
pass
1023½
pass
1029¾
+6
Swindon Stratton Green
pass
1024
pass
1030¼
+6
Swindon South Marston Jn
pass
1025
pass
1030½
+5
Bourton
pass
1026½
pass
1032
+5
Uffington (Oxfordshire)
1
pass
1031
pass
1035
+4
Challow
pass
1033½
pass
1036
+2
Wantage Road
1
pass
1035
pass
1038¼
+3
Steventon
pass
1037½
pass
1039½
+2
Milton Junction
pass
1038
pass
1040½
+2
Foxhall Jn [XJF]
pass
1039
pass
1041½
+2
Didcot West End
pass
1039½
No report
Didcot Parkway [DID]
2
pass
1039½
pass
1042¼
+2
Didcot East Jn
pass
1039½
pass
1042½
+2
Moreton Cutting
pass
1040½
pass
1042½
+2
Cholsey [CHO]
2
pass
1041½
pass
1044
+2
Goring & Streatley [GOR]
1
2
pass
1043½
pass
1046
+2
ML
Pangbourne [PAN]
pass
1045½
pass
1047¾
+2
Tilehurst [TLH]
2
pass
1047½
pass
1048¾
+1
Tilehurst East Jn.
pass
1048
pass
1049
+1
Reading High Level Jn
pass
1049
pass
1050½
+1
ML
Reading Main Line West
pass
1049½
pass
1051
+1
Reading [RDG]
11
1050
1055
1050½
1055½
1052
1055¼
UM
UM
Reading Main Line East
pass
1056
pass
1056
Kennet Bridge Jn
pass
1056½
pass
1056¾
Twyford West
pass
1059
pass
1059
Twyford [TWY]
2
pass
1059½
pass
1059¾
ML
Ruscombe
pass
1100
pass
1100
Maidenhead [MAI]
2
pass
1103
pass
1103
Maidenhead East
pass
1103½
pass
1103
Taplow [TAP]
2
pass
1104
pass
1103¾
Burnham [BNM]
pass
1104½
pass
1104
Slough West
pass
1105½
pass
1105¼
Slough [SLO]
3
pass
1106
pass
1106
Dolphin Jn
pass
1106½
pass
1106¼
Langley [LNY]
2
pass
1107
pass
1106¾
Iver [IVR]
2
pass
1108
pass
1107½
West Drayton Jcn
pass
1108½
pass
1108
West Drayton [WDT]
2
pass
1108½
pass
1108¼
West Drayton East
pass
1108½
pass
1108¼
Stockley Junction
1
pass
1109
pass
1108¾
ML
ML
Heathrow Airport Jn
pass
1110½
pass
1110
Hayes & Harlington [HAY]
2
pass
1110½
pass
1110¾
Southall West Jn
pass
1111
pass
1111½
Southall [STL]
1
2
pass
1111½
pass
1111½
ML
Southall East Jn
pass
1111½
pass
1111¾
Hanwell [HAN]
1
pass
1112½
pass
1112¾
West Ealing Junction
pass
1113
pass
1113¼
West Ealing [WEA]
pass
1113
pass
1113½
Ealing Broadway [EAL]
2
pass
1113½
pass
1114¼
Acton West
1
pass
1114
pass
1114¾
ML
ML
Acton Main Line [AML]
2
pass
1115
pass
1116¼
+1
Friars Jn
pass
1115½
No report
Old Oak Common West
pass
1116
pass
1118¼
+2
Old Oak Common East
pass
1116½
pass
1119½
+2
Ladbroke Grove
pass
1117½
pass
1121¼
+3
UM
3
Portobello Jn (London)
pass
1118
pass
1122
+4
Royal Oak Junction
pass
1119
pass
1123
+4
London Paddington [PAD]
4
1120
1120
1125¼
+5
3
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