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1L03 0459 Swansea to London Paddington
Departing on 9th December 2025

operated by
Great Western Railway
10 coaches
800003
800006
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
0505
Skewen [SKE]
2
pass
0506½
pass
0507¼
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
0518
0519
Port Talbot East
pass
0519½
No report
Margam Middle Jn
pass
0520½
pass
0520½
Margam East Jn
pass
0521½
pass
0522¼
Margam Moors Jn.
pass
0522½
pass
0523¾
+1
UM
Pyle [PYL]
2
pass
0524
pass
0525½
+1
Stormy
pass
0525½
pass
0527½
+2
At platform
Bridgend [BGN]
2
0530
0531
0529½
0531
0531½
0533
+2
UM
UM
Tremains
pass
0532
pass
0535¼
+3
Pencoed Up Passenger Loop
pass
0534½
No report
Pencoed [PCD]
2
pass
0535
pass
0537½
+2
Llanharan [LLR]
1
pass
0537
pass
0539½
+2
Llantrisant [LTI]
pass
0538½
No report
Pontyclun [PYC]
1
2
pass
0539
pass
0541¾
+2
Miskin
pass
0541
pass
0543½
+2
St Fagans L C
pass
0545½
pass
0547½
+2
Leckwith North Jn
½
pass
0548
pass
0550½
+2
UM
B
Cardiff West
pass
0550½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
0551
0554
0552
0554
0554¼
0556¼
+2
B
B
Cardiff East
pass
0554½
pass
0557½
+2
Long Dyke Jn
pass
0556
pass
0558½
+2
B
UM
Moorland Road Junction
pass
0556½
pass
0559¼
+3
Pengam Jn
pass
0557
pass
0559½
+2
Rumney River Bridge Jn
pass
0557
pass
0600
+2
Marshfield
pass
0600
pass
0602½
+2
Ebbw Jn
pass
0602½
pass
0605
+2
UM
UM
Gaer Jn
pass
0603½
pass
0605¾
+2
UM
Newport (South Wales) [NWP]
3
0605
0607
0605
0607
0608¼
0609¾
+2
UM
UM
Maindee West Jn
pass
0608
pass
0611¼
+3
Maindee East Jn
pass
0608½
pass
0611¾
+3
East Usk Jn.
pass
0609
pass
0612½
+3
Llanwern West Jn
pass
0610
pass
0613½
+3
Magor
pass
0614
pass
0616¼
+2
Severn Tunnel Junction [STJ]
4
pass
0615½
pass
0619
+3
UM
UT
Severn Tunnel West
pass
0616½
pass
0619¾
+3
Severn Tunnel East
pass
0620
pass
0623¼
+3
Pilning [PIL]
1
1
pass
0621
pass
0624¼
+3
Patchway [PWY]
1
pass
0624½
pass
0627
+2
Bristol Parkway [BPW]
3
0626
0628
0626
0628½
0629
0630¾
+2
UT
UB
Westerleigh Jn
pass
0632
pass
0634½
+2
Chipping Sodbury
pass
0633½
pass
0636
+2
Badminton
pass
0635½
pass
0638¼
+2
Hullavington
pass
0638½
pass
0640¾
+2
Little Somerford
pass
0641
pass
0647½
+6
Wootton Bassett Jn
1 ½
pass
0645
pass
0655
+10
UB
DM
Swindon [SWI]
3
0651
0653
0651
0653
0710
0711¼
+18
DM
UM
Highworth Jn
pass
0654
pass
0713¼
+19
Swindon Stratton Green
pass
0654½
pass
0713¾
+19
Swindon South Marston Jn
pass
0655
pass
0714
+19
Bourton
pass
0656
pass
0715½
+19
Uffington (Oxfordshire)
pass
0659½
pass
0718¼
+18
Challow
pass
0701
pass
0719¼
+18
Wantage Road
1 ½
pass
0702½
pass
0721¾
+19
Steventon
pass
0705
pass
0723
+17
Milton Junction
pass
0706
pass
0723¾
+17
Foxhall Jn [XJF]
pass
0707
pass
0724¾
+17
Didcot West End
pass
0707½
No report
Didcot Parkway [DID]
2
pass
0707½
pass
0725½
+18
Didcot East Jn
pass
0707½
pass
0725¾
+18
Moreton Cutting
pass
0708½
pass
0725¾
+17
Cholsey [CHO]
2
pass
0709½
pass
0727½
+17
Goring & Streatley [GOR]
1
2
pass
0711½
pass
0729¼
+17
ML
Pangbourne [PAN]
pass
0713½
pass
0731
+17
Tilehurst [TLH]
2
pass
0715½
pass
0732¼
+16
Tilehurst East Jn.
pass
0716
pass
0732½
+16
Reading High Level Jn
pass
0717
pass
0734
+17
ML
Reading Main Line West
pass
0717½
pass
0734¾
+17
Reading [RDG]
10
0718
0720
0718½
0720½
0735½
0737¼
+16
UM
UM
Reading Main Line East
pass
0721
pass
0738
+17
Kennet Bridge Jn
pass
0721½
pass
0738¾
+17
Twyford West
pass
0724
pass
0741
+17
Twyford [TWY]
2
pass
0724½
pass
0741¾
+17
ML
Ruscombe
pass
0725
pass
0742
+16
Maidenhead [MAI]
2
pass
0728
pass
0745¼
+17
Maidenhead East
pass
0728½
pass
0745¼
+17
Taplow [TAP]
2
pass
0729
pass
0745¾
+17
Burnham [BNM]
pass
0729½
pass
0746¼
+16
Slough West
pass
0730½
pass
0747¼
+16
Slough [SLO]
3
pass
0731
pass
0748
+17
Dolphin Jn
pass
0731½
pass
0748¼
+16
Langley [LNY]
2
pass
0732
pass
0749
+16
Iver [IVR]
2
pass
0733
pass
0748¾
+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
0750½
+16
ML
ML
Heathrow Airport Jn
pass
0734½
pass
0751
+16
Hayes & Harlington [HAY]
2
pass
0734½
pass
0751¼
+16
Southall West Jn
pass
0735
pass
0751¾
+16
Southall [STL]
1
2
pass
0735½
pass
0751¾
+16
ML
Southall East Jn
pass
0735½
pass
0752
+16
Hanwell [HAN]
1
pass
0736½
pass
0753
+16
West Ealing Junction
pass
0737
pass
0753¼
+16
West Ealing [WEA]
pass
0737
pass
0753½
+16
Ealing Broadway [EAL]
2
pass
0737½
pass
0755
+17
Acton West
1
pass
0738
pass
0755
+17
ML
ML
Acton Main Line [AML]
2
pass
0739
pass
0756¼
+17
Friars Jn
pass
0739½
No report
Old Oak Common West
pass
0740
pass
0757
+17
Old Oak Common East
pass
0740½
pass
0757¾
+17
Ladbroke Grove
pass
0741½
pass
0758¾
+17
UM
3
Portobello Jn (London)
pass
0742
pass
0759¼
+17
3
4
Royal Oak Junction
pass
0743
pass
0800¼
+17
London Paddington [PAD]
forms 1W17 to Great Malvern and forms 1G07 to Cheltenham Spa
9
0744
0744
0802¼
+18
4
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