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1L03 0459 Swansea to London Paddington
Departing on 11th December 2025

operated by
Great Western Railway
10 coaches
800004
800033
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
0500
+1
USM
Swansea Loop East
pass
0500½
pass
0501¾
+1
Landore Junction
pass
0501½
pass
0503
+1
USM
UM
Llansamlet [LAS]
2
pass
0504½
pass
0508
+3
Skewen [SKE]
2
pass
0506½
pass
0511½
+5
Neath [NTH]
2
0510
0511
0509½
0511
0515
0516
+5
Briton Ferry West Jn
pass
0513½
pass
0518¾
+5
Port Talbot Parkway [PTA]
2
0517
0518
0517
0518½
0522¼
0523
+4
Port Talbot East
pass
0519½
No report
Margam Middle Jn
pass
0520½
pass
0524¼
+3
Margam East Jn
pass
0521½
pass
0525¾
+4
Margam Moors Jn.
pass
0522½
pass
0527
+4
UM
Pyle [PYL]
2
pass
0524
pass
0528½
+4
Stormy
pass
0525½
pass
0531½
+6
At platform
Bridgend [BGN]
2
0530
0531
0529½
0531
0535¼
0536
+5
UM
UM
Tremains
pass
0532
pass
0538¼
+6
Pencoed Up Passenger Loop
pass
0534½
No report
Pencoed [PCD]
2
pass
0535
pass
0540¼
+5
Llanharan [LLR]
1
pass
0537
pass
0542¼
+5
Llantrisant [LTI]
pass
0538½
No report
Pontyclun [PYC]
1
2
pass
0539
pass
0544¼
+5
Miskin
pass
0541
pass
0546¼
+5
St Fagans L C
pass
0545½
pass
0550
+4
Leckwith North Jn
½
pass
0548
pass
0552¾
+4
UM
B
Cardiff West
pass
0550½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
0551
0554
0552
0554
0556¼
0558
+4
B
B
Cardiff East
pass
0554½
pass
0559¼
+4
Long Dyke Jn
pass
0556
pass
0600¼
+4
B
UM
Moorland Road Junction
pass
0556½
pass
0601
+4
Pengam Jn
pass
0557
pass
0601½
+4
Rumney River Bridge Jn
pass
0557
pass
0601¾
+4
Marshfield
pass
0600
pass
0604¼
+4
Ebbw Jn
pass
0602½
pass
0607
+4
UM
UM
Gaer Jn
pass
0603½
pass
0607¼
+4
UM
Newport (South Wales) [NWP]
3
0605
0607
0605
0607
0609½
0610½
+3
UM
UM
Maindee West Jn
pass
0608
pass
0612
+4
Maindee East Jn
pass
0608½
pass
0612½
+4
East Usk Jn.
pass
0609
pass
0613½
+4
Llanwern West Jn
pass
0610
pass
0614½
+4
Magor
pass
0614
pass
0617½
+3
Severn Tunnel Junction [STJ]
4
pass
0615½
pass
0620
+4
UM
UT
Severn Tunnel West
pass
0616½
pass
0620¾
+4
Severn Tunnel East
pass
0620
pass
0624¼
+4
Pilning [PIL]
1
1
pass
0621
pass
0625½
+4
Patchway [PWY]
1
pass
0624½
pass
0628¼
+3
Bristol Parkway [BPW]
3
0626
0628
0626
0628½
0630
0631½
+3
UT
UB
Westerleigh Jn
pass
0632
pass
0635½
+3
Chipping Sodbury
pass
0633½
pass
0637
+3
Badminton
pass
0635½
pass
0639¼
+3
Hullavington
pass
0638½
pass
0641¾
+3
Little Somerford
pass
0641
pass
0644¾
+3
Wootton Bassett Jn
1 ½
pass
0645
pass
0648
+3
UB
UM
Swindon [SWI]
3
0651
0653
0651
0653
0653½
0654¾
+1
UR
UM
Highworth Jn
pass
0654
pass
0656¾
+2
Swindon Stratton Green
pass
0654½
pass
0657¼
+2
Swindon South Marston Jn
pass
0655
pass
0657½
+2
Bourton
pass
0656
pass
0659
+2
Uffington (Oxfordshire)
pass
0659½
pass
0702
+2
Challow
pass
0701
pass
0703
+2
Wantage Road
1 ½
pass
0702½
pass
0705¼
+2
Steventon
pass
0705
pass
0706½
+1
Milton Junction
pass
0706
pass
0707½
+1
Foxhall Jn [XJF]
pass
0707
pass
0708½
+1
Didcot West End
pass
0707½
No report
Didcot Parkway [DID]
2
pass
0707½
pass
0709¼
+1
Didcot East Jn
pass
0707½
pass
0709¼
+1
Moreton Cutting
pass
0708½
pass
0709½
+1
Cholsey [CHO]
2
pass
0709½
pass
0711
+1
Goring & Streatley [GOR]
1
2
pass
0711½
pass
0712¾
+1
ML
Pangbourne [PAN]
pass
0713½
pass
0714½
+1
Tilehurst [TLH]
2
pass
0715½
pass
0715¾
Tilehurst East Jn.
pass
0716
pass
0716
Reading High Level Jn
pass
0717
pass
0717½
ML
Reading Main Line West
pass
0717½
pass
0718¼
Reading [RDG]
10
0718
0720
0718½
0720½
0719
0720¼
UM
UM
Reading Main Line East
pass
0721
pass
0721
Kennet Bridge Jn
pass
0721½
pass
0721¾
Twyford West
pass
0724
pass
0723¾
Twyford [TWY]
2
pass
0724½
pass
0724½
ML
Ruscombe
pass
0725
pass
0724¾
Maidenhead [MAI]
2
pass
0728
pass
0727¾
Maidenhead East
pass
0728½
pass
0727¾
Taplow [TAP]
2
pass
0729
pass
0728½
Burnham [BNM]
pass
0729½
pass
0728¾
Slough West
pass
0730½
pass
0730
Slough [SLO]
3
pass
0731
pass
0730¾
Dolphin Jn
pass
0731½
pass
0731
Langley [LNY]
2
pass
0732
pass
0731½
Iver [IVR]
2
pass
0733
pass
0732¼
West Drayton Jcn
pass
0733½
pass
0732¾
West Drayton [WDT]
2
pass
0733½
pass
0733
West Drayton East
pass
0733½
pass
0733
Stockley Junction
pass
0734
pass
0733¼
ML
ML
Heathrow Airport Jn
pass
0734½
pass
0733¾
Hayes & Harlington [HAY]
2
pass
0734½
pass
0734
Southall West Jn
pass
0735
pass
0734½
Southall [STL]
1
2
pass
0735½
pass
0734¼
-1
ML
Southall East Jn
pass
0735½
pass
0734½
-1
Hanwell [HAN]
1
pass
0736½
pass
0735½
West Ealing Junction
pass
0737
pass
0736
West Ealing [WEA]
pass
0737
pass
0736¼
Ealing Broadway [EAL]
2
pass
0737½
pass
0736¾
Acton West
1
pass
0738
pass
0736¾
-1
ML
ML
Acton Main Line [AML]
2
pass
0739
pass
0737½
-1
Friars Jn
pass
0739½
No report
Old Oak Common West
pass
0740
pass
0738
-1
Old Oak Common East
pass
0740½
pass
0738½
-1
Ladbroke Grove
pass
0741½
pass
0739½
-1
UM
3
Portobello Jn (London)
pass
0742
pass
0740¼
-1
Royal Oak Junction
pass
0743
pass
0745
+2
London Paddington [PAD]
forms 1G07 to Cheltenham Spa and forms 1W17 to Great Malvern
9
0744
0744
0747
+3
3
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