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1L03 0459 Swansea to London Paddington
Departing on 17th December 2025

operated by
Great Western Railway
10 coaches
800031
800034
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
0500
Landore Junction
pass
0501½
pass
0501¼
USM
UM
Llansamlet [LAS]
2
pass
0504½
pass
0504¼
Skewen [SKE]
2
pass
0506½
pass
0506¼
Neath [NTH]
2
0510
0511
0509½
0511
0509
0510½
Briton Ferry West Jn
pass
0513½
pass
0513¼
Port Talbot Parkway [PTA]
2
0517
0518
0517
0518½
0516¾
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
0522¼
UM
Pyle [PYL]
2
pass
0524
pass
0523½
Stormy
pass
0525½
pass
0525¼
At platform
Bridgend [BGN]
2
0530
0531
0529½
0531
0529¼
0530¾
UM
UM
Tremains
pass
0532
pass
0533
Pencoed Up Passenger Loop
pass
0534½
No report
Pencoed [PCD]
2
pass
0535
pass
0535
Llanharan [LLR]
1
pass
0537
pass
0537
Llantrisant [LTI]
pass
0538½
No report
Pontyclun [PYC]
1
2
pass
0539
pass
0539
Miskin
pass
0541
pass
0541
St Fagans L C
pass
0545½
pass
0544¾
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
0557½
Marshfield
pass
0600
pass
0600¼
Ebbw Jn
pass
0602½
pass
0602¾
UM
UM
Gaer Jn
pass
0603
pass
0603¼
UM
Newport (South Wales) [NWP]
3
0605
0607
0605
0607
0606¼
0607½
UM
UM
Maindee West Jn
pass
0608
pass
0609
+1
Maindee East Jn
pass
0608½
pass
0609½
+1
ML
East Usk Jn.
pass
0609½
pass
0610¼
Llanwern West Jn
pass
0610½
pass
0611¼
Magor
pass
0614
pass
0614
Severn Tunnel Junction [STJ]
4
pass
0615½
pass
0616¾
+1
UM
UT
Severn Tunnel West
pass
0616½
pass
0617½
+1
Severn Tunnel East
pass
0620
pass
0621
+1
Pilning [PIL]
1
1
pass
0621
pass
0622¼
+1
Patchway [PWY]
1
pass
0624½
pass
0624¾
Bristol Parkway [BPW]
3
0626
0628
0626
0628½
0626¾
0627¾
UT
UB
Westerleigh Jn
pass
0632
pass
0631¾
Chipping Sodbury
pass
0633½
pass
0633¼
Badminton
pass
0635½
pass
0635½
Hullavington
pass
0638½
pass
0638
Little Somerford
pass
0641
pass
0641
Wootton Bassett Jn
1 ½
pass
0645
pass
0644
UB
UM
Swindon [SWI]
3
0651
0653
0651
0653
0649¾
0652¾
UR
UM
Highworth Jn
pass
0654
pass
0654½
Swindon Stratton Green
pass
0654½
pass
0655
Swindon South Marston Jn
pass
0655
pass
0655½
Bourton
pass
0656
pass
0656¾
Uffington (Oxfordshire)
pass
0659½
pass
0659¾
Challow
pass
0701
pass
0700¾
Wantage Road
1 ½
pass
0702½
pass
0703¼
Steventon
pass
0705
pass
0704½
Milton Junction
pass
0706
pass
0705¼
Foxhall Jn [XJF]
pass
0707
pass
0706¼
Didcot West End
pass
0707½
No report
Didcot Parkway [DID]
2
pass
0707½
pass
0707
Didcot East Jn
pass
0707½
pass
0707
Moreton Cutting
pass
0708½
pass
0707¼
Cholsey [CHO]
2
pass
0709½
pass
0708¾
Goring & Streatley [GOR]
1
2
pass
0711½
pass
0710½
ML
Pangbourne [PAN]
pass
0713½
pass
0712¼
-1
Tilehurst [TLH]
2
pass
0715½
pass
0713½
-2
Tilehurst East Jn.
pass
0716
pass
0713¾
-1
Reading High Level Jn
pass
0717
pass
0715¼
-1
ML
Reading Main Line West
pass
0717½
pass
0715¾
-1
Reading [RDG]
11
0718
0720
0718½
0720½
0716¾
0719½
UM
UM
Reading Main Line East
pass
0721
pass
0720¼
Kennet Bridge Jn
pass
0721½
pass
0721
Twyford West
pass
0724
pass
0723
Twyford [TWY]
2
pass
0724½
pass
0723¾
ML
Ruscombe
pass
0725
pass
0724
-1
Maidenhead [MAI]
2
pass
0728
pass
0727¼
Maidenhead East
pass
0728½
pass
0727¼
Taplow [TAP]
2
pass
0729
pass
0728
Burnham [BNM]
pass
0729½
pass
0728¼
-1
Slough West
pass
0730½
pass
0729¼
-1
Slough [SLO]
3
pass
0731
pass
0730
Dolphin Jn
pass
0731½
pass
0730¼
-1
Langley [LNY]
2
pass
0732
pass
0731
-1
Iver [IVR]
2
pass
0733
pass
0731½
-1
West Drayton Jcn
pass
0733½
pass
0732
-1
West Drayton [WDT]
2
pass
0733½
pass
0732½
West Drayton East
pass
0733½
pass
0732½
-1
Stockley Junction
pass
0734
pass
0732½
-1
ML
ML
Heathrow Airport Jn
pass
0734½
pass
0733
-1
Hayes & Harlington [HAY]
2
pass
0734½
pass
0733¼
-1
Southall West Jn
pass
0735
pass
0733¾
-1
Southall [STL]
1
2
pass
0735½
pass
0733½
-1
ML
Southall East Jn
pass
0735½
pass
0734
-1
Hanwell [HAN]
1
pass
0736½
pass
0734¾
-1
West Ealing Junction
pass
0737
pass
0735¼
-1
West Ealing [WEA]
pass
0737
pass
0735½
-1
Ealing Broadway [EAL]
2
pass
0737½
pass
0736
-1
Acton West
1
pass
0738
pass
0736
-1
ML
ML
Acton Main Line [AML]
2
pass
0739
pass
0736¾
-1
Friars Jn
pass
0739½
No report
Old Oak Common West
pass
0740
pass
0737½
-2
Old Oak Common East
pass
0740½
pass
0738
-2
Ladbroke Grove
pass
0741½
pass
0739
-2
UM
3
Portobello Jn (London)
pass
0742
pass
0739½
-2
Royal Oak Junction
pass
0743
pass
0741¾
-1
3
2
London Paddington [PAD]
forms 1W17 to Great Malvern and forms 1G07 to Cheltenham Spa
1
0744
0744
0744
2
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