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1L03 0459 Swansea to London Paddington
Departing on 16th December 2025

operated by
Great Western Railway
10 coaches
800013
800004
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
0458¾
USM
Swansea Loop East
pass
0500½
pass
0500½
Landore Junction
pass
0501½
pass
0501½
USM
UM
Llansamlet [LAS]
2
pass
0504½
pass
0504¼
Skewen [SKE]
2
pass
0506½
pass
0506½
Neath [NTH]
2
0510
0511
0509½
0511
0509
0510¾
Briton Ferry West Jn
pass
0513½
pass
0513½
Port Talbot Parkway [PTA]
2
0517
0518
0517
0518½
0517¼
0518
Port Talbot East
pass
0519½
No report
Margam Middle Jn
pass
0520½
pass
0519¼
-1
Margam East Jn
pass
0521½
pass
0520¾
Margam Moors Jn.
pass
0522½
pass
0522
UM
Pyle [PYL]
2
pass
0524
pass
0523½
Stormy
pass
0525½
pass
0525¼
At platform
Bridgend [BGN]
2
0530
0531
0529½
0531
0529¼
0530½
UM
UM
Tremains
pass
0532
pass
0532½
Pencoed Up Passenger Loop
pass
0534½
No report
Pencoed [PCD]
2
pass
0535
pass
0534¾
Llanharan [LLR]
1
pass
0537
pass
0536½
Llantrisant [LTI]
pass
0538½
No report
Pontyclun [PYC]
1
2
pass
0539
pass
0538¾
Miskin
pass
0541
pass
0540¾
St Fagans L C
pass
0545½
pass
0544½
Leckwith North Jn
½
pass
0548
pass
0547
UM
C
Cardiff West
pass
0550½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
0551
0554
0552
0554
0550¼
0553¾
C
B
Cardiff East
pass
0554½
pass
0555
Long Dyke Jn
pass
0556
pass
0556¼
B
UM
Moorland Road Junction
pass
0556½
pass
0557
Pengam Jn
pass
0557
pass
0557¼
Rumney River Bridge Jn
pass
0557
pass
0557¾
Marshfield
pass
0600
pass
0600¼
Ebbw Jn
pass
0602½
pass
0603
UM
UM
Gaer Jn
pass
0603
pass
0603¼
UM
Newport (South Wales) [NWP]
3
0605
0607
0605
0607
0605¾
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
0610¾
+1
Llanwern West Jn
pass
0610½
pass
0611¾
+1
Magor
pass
0614
pass
0614¾
Severn Tunnel Junction [STJ]
4
pass
0615½
pass
0617¼
+1
UM
UT
Severn Tunnel West
pass
0616½
pass
0618¼
+1
Severn Tunnel East
pass
0620
pass
0621¾
+1
Pilning [PIL]
1
1
pass
0621
pass
0622¾
+1
Patchway [PWY]
1
pass
0624½
pass
0625¾
+1
Bristol Parkway [BPW]
3
0626
0628
0626
0628½
0628
0629¼
UT
UB
Westerleigh Jn
pass
0632
pass
0633
+1
Chipping Sodbury
pass
0633½
pass
0634¾
+1
Badminton
pass
0635½
pass
0637
+1
Hullavington
pass
0638½
pass
0639½
+1
Little Somerford
pass
0641
pass
0642½
+1
Wootton Bassett Jn
1 ½
pass
0645
pass
0645½
UB
UM
Swindon [SWI]
3
0651
0653
0651
0653
0651½
0653¼
UR
UM
Highworth Jn
pass
0654
pass
0655
+1
Swindon Stratton Green
pass
0654½
pass
0655½
+1
Swindon South Marston Jn
pass
0655
pass
0655¾
+1
Bourton
pass
0656
pass
0657¼
+1
Uffington (Oxfordshire)
pass
0659½
pass
0700¼
Challow
pass
0701
pass
0701¼
Wantage Road
1 ½
pass
0702½
pass
0703½
+1
Steventon
pass
0705
pass
0705
Milton Junction
pass
0706
pass
0705¾
Foxhall Jn [XJF]
pass
0707
pass
0706¾
Didcot West End
pass
0707½
No report
Didcot Parkway [DID]
2
pass
0707½
pass
0707½
Didcot East Jn
pass
0707½
pass
0707¾
Moreton Cutting
pass
0708½
pass
0707¾
Cholsey [CHO]
2
pass
0709½
pass
0709¼
Goring & Streatley [GOR]
1
2
pass
0711½
pass
0711¼
ML
Pangbourne [PAN]
pass
0713½
pass
0713
Tilehurst [TLH]
2
pass
0715½
pass
0714
-1
Tilehurst East Jn.
pass
0716
pass
0714½
-1
Reading High Level Jn
pass
0717
pass
0716
ML
Reading Main Line West
pass
0717½
pass
0717¼
Reading [RDG]
11
0718
0720
0718½
0720½
0718¼
0720¼
UM
UM
Reading Main Line East
pass
0721
pass
0720¾
Kennet Bridge Jn
pass
0721½
pass
0721½
Twyford West
pass
0724
pass
0723½
Twyford [TWY]
2
pass
0724½
pass
0724½
ML
Ruscombe
pass
0725
pass
0724¾
Maidenhead [MAI]
2
pass
0728
pass
0731
+3
Maidenhead East
pass
0728½
pass
0731¼
+3
Taplow [TAP]
2
pass
0729
pass
0732¼
+3
Burnham [BNM]
pass
0729½
pass
0733
+3
Slough West
pass
0730½
pass
0734¼
+3
Slough [SLO]
3
pass
0731
pass
0735
+4
Dolphin Jn
pass
0731½
pass
0735½
+4
Langley [LNY]
2
pass
0732
pass
0736¼
+4
Iver [IVR]
2
pass
0733
pass
0737
+4
West Drayton Jcn
pass
0733½
pass
0737½
+4
West Drayton [WDT]
2
pass
0733½
pass
0738
+4
West Drayton East
pass
0733½
pass
0738
+4
Stockley Junction
pass
0734
pass
0738¾
+4
ML
ML
Heathrow Airport Jn
pass
0734½
pass
0739½
+5
Hayes & Harlington [HAY]
2
pass
0734½
pass
0739¾
+5
Southall West Jn
pass
0735
pass
0740¼
+5
Southall [STL]
1
2
pass
0735½
pass
0740½
+5
ML
Southall East Jn
pass
0735½
pass
0740¾
+5
Hanwell [HAN]
1
pass
0736½
pass
0742
+5
West Ealing Junction
pass
0737
pass
0742¼
+5
West Ealing [WEA]
pass
0737
pass
0742½
+5
Ealing Broadway [EAL]
2
pass
0737½
pass
0743¼
+5
Acton West
1
pass
0738
pass
0743¾
+5
ML
ML
Acton Main Line [AML]
2
pass
0739
pass
0744
+5
Friars Jn
pass
0739½
No report
Old Oak Common West
pass
0740
pass
0745
+5
Old Oak Common East
pass
0740½
pass
0745¾
+5
Ladbroke Grove
pass
0741½
pass
0747
+5
UM
3
Portobello Jn (London)
pass
0742
pass
0747½
+5
Royal Oak Junction
pass
0743
pass
0748¾
+5
3
2
London Paddington [PAD]
forms 1W17 to Great Malvern and forms 1G07 to Cheltenham Spa
1
0744
0744
0750¾
+6
2
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