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1L03 0459 Swansea to London Paddington
Departing on 4th December 2025

operated by
Great Western Railway
10 coaches
800004
800005
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
0458½
USM
Swansea Loop East
pass
0500½
pass
0500½
Landore Junction
pass
0501½
pass
0503¼
+1
USM
UM
Llansamlet [LAS]
2
pass
0504½
pass
0506½
+2
Skewen [SKE]
2
pass
0506½
pass
0508¾
+2
Neath [NTH]
2
0510
0511
0509½
0511
0511¼
0513
+2
Briton Ferry West Jn
pass
0513½
pass
0515¾
+2
Port Talbot Parkway [PTA]
2
0517
0518
0517
0518½
0519½
0520¾
+2
Port Talbot East
pass
0519½
No report
Margam Middle Jn
pass
0520½
pass
0522
+1
Margam East Jn
pass
0521½
pass
0523½
+2
Margam Moors Jn.
pass
0522½
pass
0525
+2
UM
Pyle [PYL]
2
pass
0524
pass
0526½
+2
Stormy
pass
0525½
pass
0528½
+3
At platform
Bridgend [BGN]
2
0530
0531
0529½
0531
0532½
0534¼
+3
UM
UM
Tremains
pass
0532
pass
0536½
+4
Pencoed Up Passenger Loop
pass
0534½
No report
Pencoed [PCD]
2
pass
0535
pass
0538¾
+4
Llanharan [LLR]
1
pass
0537
pass
0540½
+3
Llantrisant [LTI]
pass
0538½
No report
Pontyclun [PYC]
1
2
pass
0539
pass
0542¾
+3
Miskin
pass
0541
pass
0544¾
+3
St Fagans L C
pass
0545½
pass
0548½
+3
Leckwith North Jn
½
pass
0548
pass
0551
+3
UM
C
Cardiff West
pass
0550½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
2
0551
0554
0552
0554
0554¼
0556½
+2
C
B
Cardiff East
pass
0554½
pass
0557¾
+3
Long Dyke Jn
pass
0556
pass
0559
+3
B
UM
Moorland Road Junction
pass
0556½
pass
0600
+3
Pengam Jn
pass
0557
pass
0600½
+3
Rumney River Bridge Jn
pass
0557
pass
0600¾
+3
Marshfield
pass
0600
pass
0603¼
+3
Ebbw Jn
pass
0602½
pass
0606
+3
UM
UM
Gaer Jn
pass
0603½
pass
0606½
+3
UM
Newport (South Wales) [NWP]
3
0605
0607
0605
0607
0608¾
0611
+4
UM
UM
Maindee West Jn
pass
0608
pass
0612¾
+4
Maindee East Jn
pass
0608½
pass
0613¼
+5
East Usk Jn.
pass
0609
pass
0614¼
+5
Llanwern West Jn
pass
0610
pass
0615¼
+5
Magor
pass
0614
pass
0618
+4
Severn Tunnel Junction [STJ]
4
pass
0615½
pass
0620¾
+5
UM
UT
Severn Tunnel West
pass
0616½
pass
0621½
+5
Severn Tunnel East
pass
0620
pass
0625¼
+5
Pilning [PIL]
1
1
pass
0621
pass
0626½
+5
Patchway [PWY]
1
pass
0624½
pass
0631
+6
Bristol Parkway [BPW]
3
0626
0628
0626
0628½
0633½
0635¼
+6
UT
UB
Westerleigh Jn
pass
0632
pass
0639¼
+7
Chipping Sodbury
pass
0633½
pass
0640¾
+7
Badminton
pass
0635½
pass
0643¼
+7
Hullavington
pass
0638½
pass
0645¾
+7
Little Somerford
pass
0641
pass
0648¾
+7
Wootton Bassett Jn
1 ½
pass
0645
pass
0652
+7
UB
UM
Swindon [SWI]
3
0651
0653
0651
0653
0657¾
0659½
+6
UR
UM
Highworth Jn
pass
0654
pass
0701¾
+7
Swindon Stratton Green
pass
0654½
pass
0702¼
+7
Swindon South Marston Jn
pass
0655
pass
0702½
+7
Bourton
pass
0656
pass
0704
+7
Uffington (Oxfordshire)
pass
0659½
pass
0706¾
+7
Challow
pass
0701
pass
0708
+7
Wantage Road
1 ½
pass
0702½
pass
0710¼
+7
Steventon
pass
0705
pass
0711¾
+6
Milton Junction
pass
0706
pass
0712½
+6
Foxhall Jn [XJF]
pass
0707
pass
0713½
+6
Didcot West End
pass
0707½
No report
Didcot Parkway [DID]
2
pass
0707½
pass
0714¼
+6
Didcot East Jn
pass
0707½
pass
0714½
+6
Moreton Cutting
pass
0708½
pass
0714½
+6
Cholsey [CHO]
2
pass
0709½
pass
0716
+6
Goring & Streatley [GOR]
1
2
pass
0711½
pass
0718
+6
ML
Pangbourne [PAN]
pass
0713½
pass
0719¾
+6
Tilehurst [TLH]
2
pass
0715½
pass
0720¾
+5
Tilehurst East Jn.
pass
0716
pass
0721
+5
Reading High Level Jn
pass
0717
pass
0722½
+5
ML
Reading Main Line West
pass
0717½
pass
0723¼
+5
Reading [RDG]
10
0718
0720
0718½
0720½
0724
0726¼
+5
UM
UM
Reading Main Line East
pass
0721
pass
0727
+6
Kennet Bridge Jn
pass
0721½
pass
0727¾
+6
Twyford West
pass
0724
pass
0729¾
+5
Twyford [TWY]
2
pass
0724½
pass
0730½
+6
ML
Ruscombe
pass
0725
pass
0731
+5
Maidenhead [MAI]
2
pass
0728
pass
0734
+6
Maidenhead East
pass
0728½
pass
0734
+5
Taplow [TAP]
2
pass
0729
pass
0734¾
+5
Burnham [BNM]
pass
0729½
pass
0735
+5
Slough West
pass
0730½
pass
0736¼
+5
Slough [SLO]
3
pass
0731
pass
0736¾
+5
Dolphin Jn
pass
0731½
pass
0737
+5
Langley [LNY]
2
pass
0732
pass
0737¾
+5
Iver [IVR]
2
pass
0733
pass
0738½
+5
West Drayton Jcn
pass
0733½
pass
0738¾
+5
West Drayton [WDT]
2
pass
0733½
pass
0739¼
+5
West Drayton East
pass
0733½
pass
0739¼
+5
Stockley Junction
pass
0734
pass
0739½
+5
ML
ML
Heathrow Airport Jn
pass
0734½
pass
0739¾
+5
Hayes & Harlington [HAY]
2
pass
0734½
pass
0740¼
+5
Southall West Jn
pass
0735
pass
0740½
+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
0741¾
+5
West Ealing Junction
pass
0737
pass
0742¼
+5
West Ealing [WEA]
pass
0737
pass
0742½
+5
Ealing Broadway [EAL]
2
pass
0737½
pass
0743
+5
Acton West
1
pass
0738
pass
0743
+5
ML
ML
Acton Main Line [AML]
2
pass
0739
pass
0743¾
+5
Friars Jn
pass
0739½
No report
Old Oak Common West
pass
0740
pass
0744¼
+4
Old Oak Common East
pass
0740½
pass
0744¾
+4
Ladbroke Grove
pass
0741½
pass
0745¾
+4
UM
3
Portobello Jn (London)
pass
0742
pass
0746¼
+4
Royal Oak Junction
pass
0743
pass
0747½
+4
3
2
London Paddington [PAD]
forms 1G07 to Cheltenham Spa and forms 1W17 to Great Malvern
1
0744
0744
0749½
+5
2
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