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1L03 0459 Swansea to London Paddington
Departing on 6th January 2026

operated by
Great Western Railway
10 coaches
800011
800030
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
forms from 5L03 from Swansea Maliphant Iep Dpt
3
0459
0459
0458¼
USM
Swansea Loop East
pass
0500½
pass
0500¼
Landore Junction
pass
0501½
pass
0501¾
USM
UM
Llansamlet [LAS]
2
pass
0504½
pass
0505
Skewen [SKE]
2
pass
0506½
pass
0507
Neath [NTH]
2
0510
0511
0509½
0511
0509¾
0511¼
Briton Ferry West Jn
pass
0513½
pass
0514
Port Talbot Parkway [PTA]
2
0517
0518
0517
0518½
0517¾
0519
Port Talbot East
pass
0519½
No report
Margam Middle Jn
pass
0520½
pass
0520¼
Margam East Jn
pass
0521½
pass
0521¾
Margam Moors Jn.
pass
0522½
pass
0523
UM
Pyle [PYL]
2
pass
0524
pass
0524½
Stormy
pass
0525½
pass
0526¼
At platform
Bridgend [BGN]
2
0530
0531
0529½
0531
0530¼
0531¾
UM
UM
Tremains
pass
0532
pass
0533¾
+1
Pencoed Up Passenger Loop
pass
0534½
No report
Pencoed [PCD]
2
pass
0535
pass
0535¾
Llanharan [LLR]
1
pass
0537
pass
0537¾
Llantrisant [LTI]
pass
0538½
No report
Pontyclun [PYC]
1
2
pass
0539
pass
0540
+1
Miskin
pass
0541
pass
0542
+1
St Fagans L C
pass
0545½
pass
0545¾
Leckwith North Jn
½
pass
0548
pass
0548¼
UM
C
Cardiff West
pass
0550½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
0551
0554
0552
0554
0552¾
0554¼
C
B
Cardiff East
pass
0554½
pass
0555¾
+1
Long Dyke Jn
pass
0556
pass
0557
+1
B
UM
Moorland Road Junction
pass
0556½
pass
0557¾
+1
Pengam Jn
pass
0557
pass
0558
+1
Rumney River Bridge Jn
pass
0557
pass
0558½
+1
Marshfield
pass
0600
pass
0601
+1
Ebbw Jn
pass
0602½
pass
0603¾
+1
UM
UM
Gaer Jn
pass
0603
pass
0604
+1
UM
Newport (South Wales) [NWP]
3
0605
0607
0605
0607
0606½
0608
+1
UM
UM
Maindee West Jn
pass
0608
pass
0609½
+1
Maindee East Jn
pass
0608½
pass
0610
+1
ML
East Usk Jn.
pass
0609½
pass
0611
+1
Llanwern West Jn
pass
0610½
pass
0612
+1
Magor
pass
0614
pass
0614¾
+1
Severn Tunnel Junction [STJ]
4
pass
0615½
pass
0617½
+2
UM
UT
Severn Tunnel West
pass
0616½
pass
0618½
+2
Severn Tunnel East
pass
0620
pass
0622¼
+2
Pilning [PIL]
1
1
pass
0621
pass
0623½
+2
Patchway [PWY]
1
pass
0624½
pass
0631½
+7
Bristol Parkway [BPW]
4
0626
0628
0626
0628½
0635
0637
+8
UT
UB
Westerleigh Jn
pass
0632
pass
0642
+10
Chipping Sodbury
pass
0633½
pass
0643½
+10
Badminton
pass
0635½
pass
0645¾
+10
Hullavington
pass
0638½
pass
0648¼
+9
Little Somerford
pass
0641
pass
0651¼
+10
Wootton Bassett Jn
1 ½
pass
0645
pass
0654½
+9
UB
UM
Rushey Platt
pass
0649½
pass
0658½
+9
UM
UR
Swindon [SWI]
3
0651
0653
0651
0653
0700½
0701¾
+8
UR
UM
Highworth Jn
pass
0654
pass
0703¾
+9
Swindon Stratton Green
pass
0654½
pass
0704¼
+10
Swindon South Marston Jn
pass
0655
pass
0704¾
+9
Bourton
pass
0656
pass
0706¼
+10
Uffington (Oxfordshire)
pass
0659½
pass
0709
+9
Challow
pass
0701
pass
0710
+9
Wantage Road
1 ½
pass
0702½
pass
0712½
+10
Steventon
pass
0705
pass
0714
+8
Milton Junction
pass
0706
pass
0714¾
+8
Foxhall Jn [XJF]
pass
0707
pass
0715¾
+8
Didcot West End
pass
0707½
No report
Didcot Parkway [DID]
2
pass
0707½
pass
0716½
+9
Didcot East Jn
pass
0707½
pass
0716¾
+9
Moreton Cutting
pass
0708½
pass
0716¾
+8
Cholsey [CHO]
2
pass
0709½
pass
0718¼
+8
Goring & Streatley [GOR]
1
2
pass
0711½
pass
0720¼
+8
ML
Pangbourne [PAN]
pass
0713½
pass
0722
+8
Tilehurst [TLH]
2
pass
0715½
pass
0723¼
+7
Tilehurst East Jn.
pass
0716
pass
0723½
+7
Reading High Level Jn
pass
0717
pass
0725
+8
ML
Reading Main Line West
pass
0717½
pass
0725¾
+8
Reading [RDG]
10
0718
0720
0718½
0720½
0726½
0728½
+8
UM
UM
Reading Main Line East
pass
0721
pass
0729
+8
Kennet Bridge Jn
pass
0721½
pass
0729¾
+8
Twyford West
pass
0724
pass
0732¾
+8
Twyford [TWY]
2
pass
0724½
pass
0733½
+9
ML
Ruscombe
pass
0725
pass
0734
+8
Maidenhead [MAI]
2
pass
0728
pass
0739½
+11
Maidenhead East
pass
0728½
pass
0739¾
+11
Taplow [TAP]
2
pass
0729
pass
0741
+12
Burnham [BNM]
pass
0729½
pass
0742
+12
Slough West
pass
0730½
pass
0744½
+14
Slough [SLO]
3
pass
0731
pass
0745¾
+14
Dolphin Jn
pass
0731½
pass
0747
+15
Langley [LNY]
2
pass
0732
pass
0748¼
+16
Iver [IVR]
2
pass
0733
pass
0749¼
+16
West Drayton Jcn
pass
0733½
pass
0750
+16
West Drayton [WDT]
2
pass
0733½
pass
0750½
+17
West Drayton East
pass
0733½
pass
0750½
+16
Stockley Junction
pass
0734
pass
0750¾
+16
ML
ML
Heathrow Airport Jn
pass
0734½
pass
0751¼
+16
Hayes & Harlington [HAY]
2
pass
0734½
pass
0751¾
+17
Southall West Jn
pass
0735
pass
0752¼
+17
Southall [STL]
1
2
pass
0735½
pass
0752¼
+16
ML
Southall East Jn
pass
0735½
pass
0752½
+16
Hanwell [HAN]
1
pass
0736½
pass
0753½
+17
West Ealing Junction
pass
0737
pass
0754
+17
West Ealing [WEA]
pass
0737
pass
0754¼
+17
Ealing Broadway [EAL]
2
pass
0737½
pass
0754¾
+17
Acton West
1
pass
0738
pass
0755
+17
ML
ML
Acton Main Line [AML]
2
pass
0739
pass
0755½
+16
Friars Jn
pass
0739½
No report
Old Oak Common West
pass
0740
pass
0756½
+16
Old Oak Common East
pass
0740½
pass
0757¾
+17
Ladbroke Grove
pass
0741½
pass
0759¾
+18
UM
3
Portobello Jn (London)
pass
0742
pass
0800¼
+18
Royal Oak Junction
pass
0743
pass
0801½
+18
3
2
London Paddington [PAD]
forms 1G07 to Cheltenham Spa and forms 1W17 to Great Malvern
1
0744
0744
0803½
+19
2
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