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1L42 0835 Swansea to London Paddington
Departing on 4th January 2026

operated by
Great Western Railway
9 coaches
800311
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Swansea [SWA]
Pathed as Class 80x on diesel at 125mph
3
0835
0835
0834½
USM
Swansea Loop East
pass
0836½
pass
0836½
Landore Junction
pass
0837½
pass
0837¾
USM
UM
Llansamlet [LAS]
2
pass
0840½
pass
0841
Skewen [SKE]
2
pass
0842½
pass
0843¼
Neath [NTH]
2
0846
0847
0845½
0847
0846
0848
+1
Briton Ferry West Jn
pass
0849½
pass
0850¾
+1
Port Talbot Parkway [PTA]
2
0853
0854
0853
0854½
0854¾
0856
+1
Port Talbot East
pass
0855½
No report
Margam Middle Jn
pass
0856½
pass
0857¼
Margam East Jn
pass
0857½
pass
0859
+1
Margam Moors Jn.
pass
0858½
pass
0900½
+2
UM
Pyle [PYL]
2
pass
0900
pass
0902¼
+2
Stormy
pass
0901½
pass
0904½
+3
At platform
Bridgend [BGN]
2
0906
0907
0905½
0907
0908¼
0909¾
+2
UM
UM
Tremains
pass
0908
pass
0912
+3
Pencoed Up Passenger Loop
pass
0910½
No report
Pencoed [PCD]
2
pass
0911
pass
0914½
+3
Llanharan [LLR]
1
pass
0913
pass
0916½
+3
Llantrisant [LTI]
pass
0914½
No report
Pontyclun [PYC]
1
2
pass
0915
pass
0918¾
+3
Miskin
pass
0917
pass
0920¾
+3
St Fagans L C
pass
0921½
pass
0926
+4
Leckwith North Jn
pass
0924
pass
0928½
+4
UM
C
Cardiff West
pass
0926½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
0928
0935
0927½
0935
0932½
0935¾
C
B
Cardiff East
pass
0935½
pass
0937
+1
Long Dyke Jn
pass
0937
pass
0938½
+1
B
UR
Moorland Road Junction
pass
0937½
pass
0939½
+1
Pengam Jn
pass
0938½
pass
0940½
+2
Rumney River Bridge Jn
pass
0939
pass
0941
+2
Marshfield
pass
0943½
pass
0945½
+2
Ebbw Jn
pass
0947½
pass
0949¾
+2
UR
Gaer Jn
pass
0948½
pass
0950½
+2
UR
DM
Newport (South Wales) [NWP]
3
0951
0953
0951
0953
0953¼
0954¾
+1
DM
UM
Maindee West Jn
pass
0954
pass
0956¼
+2
Maindee East Jn
pass
0954½
pass
0956¾
+2
RL
East Usk Jn.
pass
0956
pass
0957¾
+2
Llanwern West Jn
pass
0957
pass
0958¾
+1
Llanwern Steelworks East
pass
1001½
No report
Severn Tunnel Junction [STJ]
4
pass
1007½
pass
1004¼
-3
UM
UT
Severn Tunnel West
pass
1008½
pass
1005
-3
Severn Tunnel East
pass
1012
pass
1008¾
-3
Pilning [PIL]
1
1
pass
1013
pass
1009¾
-3
Patchway [PWY]
1
pass
1016½
pass
1012½
-3
Bristol Parkway [BPW]
3
1018
1025
1018
1027
1014¾
1026
UT
UB
Westerleigh Jn
pass
1030½
pass
1030¼
Chipping Sodbury
pass
1032
pass
1031¾
Badminton
pass
1034
pass
1034
Hullavington
pass
1037
pass
1036½
Little Somerford
pass
1039½
pass
1039½
Wootton Bassett Jn
1
pass
1043½
pass
1042¾
UB
UM
Rushey Platt
pass
1047½
pass
1047
UM
UR
Swindon [SWI]
1
1049
1051
1049
1051½
1051
1053¼
+1
UR
UM
Highworth Jn
pass
1052½
pass
1055¼
+2
Swindon Stratton Green
pass
1053
pass
1055¾
+3
Swindon South Marston Jn
pass
1053½
pass
1056¼
+2
Bourton
pass
1054½
pass
1057¾
+3
Uffington (Oxfordshire)
pass
1058
pass
1100¾
+2
Challow
pass
1059½
pass
1101¾
+2
Wantage Road
1
pass
1101
pass
1104¼
+3
Steventon
pass
1103½
pass
1105½
+2
Milton Junction
pass
1104
pass
1106½
+2
Foxhall Jn [XJF]
pass
1105
pass
1107¾
+2
Didcot West End
pass
1105½
No report
Didcot Parkway [DID]
2
pass
1105½
pass
1108¾
+3
Didcot East Jn
pass
1105½
pass
1109
+3
Moreton Cutting
pass
1106½
pass
1109¼
+3
Cholsey [CHO]
2
pass
1107½
pass
1110¾
+3
Goring & Streatley [GOR]
1
2
pass
1109½
pass
1112¾
+3
ML
Pangbourne [PAN]
pass
1111½
pass
1114½
+2
Tilehurst [TLH]
2
pass
1113½
pass
1115¾
+2
Tilehurst East Jn.
pass
1114
pass
1116
+2
Reading High Level Jn
pass
1115
pass
1118½
+3
UM
DM
Reading Main Line West
pass
1115½
pass
1119¾
+4
Reading [RDG]
9
1117
1118
1116½
1118½
1120
1124
+5
UM
Reading Main Line East
pass
1119
pass
1124¾
+5
Kennet Bridge Jn
pass
1119½
pass
1125¾
+6
Twyford West
pass
1122
pass
1129
+7
Twyford [TWY]
2
pass
1122½
pass
1129¾
+7
ML
Ruscombe
pass
1123
pass
1130¼
+7
Maidenhead [MAI]
2
pass
1126
pass
1134¼
+8
Maidenhead East
pass
1126½
pass
1134¾
+8
Taplow [TAP]
2
pass
1127
pass
1136¼
+9
Burnham [BNM]
pass
1127½
pass
1136¾
+9
Slough West
pass
1128½
pass
1138¼
+9
Slough [SLO]
3
pass
1129
pass
1139
+10
Dolphin Jn
pass
1129½
pass
1139¼
+9
Langley [LNY]
2
pass
1130
pass
1140¼
+10
Iver [IVR]
2
pass
1131
pass
1141¼
+10
West Drayton Jcn
pass
1131½
pass
1141¾
+10
West Drayton [WDT]
2
pass
1131½
pass
1142½
+11
West Drayton East
pass
1131½
pass
1143
+11
Stockley Junction
pass
1132
pass
1143¾
+11
ML
ML
Heathrow Airport Jn
pass
1132½
pass
1144¾
+12
Hayes & Harlington [HAY]
2
pass
1132½
pass
1145
+12
Southall West Jn
pass
1133
pass
1145¾
+12
Southall [STL]
2
pass
1133½
pass
1145¾
+12
ML
Southall East Jn
pass
1133½
pass
1146
+12
Hanwell [HAN]
1
pass
1134
pass
1147¼
+13
West Ealing Junction
pass
1134½
pass
1147½
+13
West Ealing [WEA]
pass
1134½
pass
1147¾
+13
Ealing Broadway [EAL]
2
pass
1134½
pass
1148½
+13
Acton West
1
pass
1135
pass
1148¾
+13
ML
ML
Acton Main Line [AML]
2
pass
1136
pass
1149¼
+13
Friars Jn
pass
1136½
No report
Old Oak Common West
pass
1137
pass
1150¼
+13
Old Oak Common East
pass
1137½
pass
1151
+13
Ladbroke Grove
pass
1138½
pass
1152
+13
UM
3
Portobello Jn (London)
pass
1139
pass
1152½
+13
3
4
Royal Oak Junction
pass
1140
pass
1153¾
+13
London Paddington [PAD]
10
1141
1141
1157¼
+16
4
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