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1L03 0459 Swansea to London Paddington
Departing on 10th December 2025

operated by
Great Western Railway
10 coaches
800016
800017
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
0500¼
Landore Junction
pass
0501½
pass
0501¾
USM
UM
Llansamlet [LAS]
2
pass
0504½
pass
0504¾
Skewen [SKE]
2
pass
0506½
pass
0506¾
Neath [NTH]
2
0510
0511
0509½
0511
0509¼
0510¾
Briton Ferry West Jn
pass
0513½
pass
0513½
Port Talbot Parkway [PTA]
2
0517
0518
0517
0518½
0517¼
0518¼
Port Talbot East
pass
0519½
No report
Margam Middle Jn
pass
0520½
pass
0519½
Margam East Jn
pass
0521½
pass
0521
Margam Moors Jn.
pass
0522½
pass
0522½
UM
Pyle [PYL]
2
pass
0524
pass
0524
Stormy
pass
0525½
pass
0526
At platform
Bridgend [BGN]
2
0530
0531
0529½
0531
0529¾
0530¾
UM
UM
Tremains
pass
0532
pass
0533
+1
Pencoed Up Passenger Loop
pass
0534½
No report
Pencoed [PCD]
2
pass
0535
pass
0535¼
Llanharan [LLR]
1
pass
0537
pass
0537
Llantrisant [LTI]
pass
0538½
No report
Pontyclun [PYC]
1
2
pass
0539
pass
0539¼
Miskin
pass
0541
pass
0541¼
St Fagans L C
pass
0545½
pass
0545¼
Leckwith North Jn
½
pass
0548
pass
0548
UM
B
Cardiff West
pass
0550½
No report
Cardiff Central [CDF]
Pathed as Class 80x on electric from here
1
0551
0554
0552
0554
0551¾
0553¾
B
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
0603½
pass
0603½
UM
Newport (South Wales) [NWP]
3
0605
0607
0605
0607
0605¾
0606¾
UM
UM
Maindee West Jn
pass
0608
pass
0608¼
Maindee East Jn
pass
0608½
pass
0608¾
East Usk Jn.
pass
0609
pass
0609¾
Llanwern West Jn
pass
0610
pass
0610¾
Magor
pass
0614
pass
0613½
Severn Tunnel Junction [STJ]
4
pass
0615½
pass
0616¼
UM
UT
Severn Tunnel West
pass
0616½
pass
0617
Severn Tunnel East
pass
0620
pass
0620½
Pilning [PIL]
1
1
pass
0621
pass
0621½
Patchway [PWY]
1
pass
0624½
pass
0624½
Bristol Parkway [BPW]
3
0626
0628
0626
0628½
0626½
0627½
UT
UB
Westerleigh Jn
pass
0632
pass
0631½
Chipping Sodbury
pass
0633½
pass
0633
Badminton
pass
0635½
pass
0635¼
Hullavington
pass
0638½
pass
0637¾
Little Somerford
pass
0641
pass
0640¾
Wootton Bassett Jn
1 ½
pass
0645
pass
0644
UB
UM
Swindon [SWI]
3
0651
0653
0651
0653
0649¾
0656½
+3
UR
UM
Highworth Jn
pass
0654
pass
0658½
+4
Swindon Stratton Green
pass
0654½
pass
0659
+4
Swindon South Marston Jn
pass
0655
pass
0659¼
+4
Bourton
pass
0656
pass
0700¾
+4
Uffington (Oxfordshire)
pass
0659½
pass
0703½
+4
Challow
pass
0701
pass
0706
+5
Wantage Road
1 ½
pass
0702½
pass
0715¼
+12
Steventon
pass
0705
pass
0728½
+23
Milton Junction
pass
0706
pass
0730
+24
Foxhall Jn [XJF]
pass
0707
pass
0733¼
+26
Didcot West End
pass
0707½
No report
Didcot Parkway [DID]
2
pass
0707½
pass
0734¼
+26
Didcot East Jn
pass
0707½
pass
0734¾
+27
Moreton Cutting
pass
0708½
pass
0735
+26
Cholsey [CHO]
2
pass
0709½
pass
0736¾
+27
Goring & Streatley [GOR]
1
2
pass
0711½
pass
0738½
+27
ML
Pangbourne [PAN]
pass
0713½
pass
0740¼
+26
Tilehurst [TLH]
2
pass
0715½
pass
0741¼
+25
Tilehurst East Jn.
pass
0716
pass
0741½
+25
Reading High Level Jn
pass
0717
pass
0743
+26
ML
Reading Main Line West
pass
0717½
pass
0743¾
+26
Reading [RDG]
11
0718
0720
0718½
0720½
0744¾
0746¼
+25
UM
UM
Reading Main Line East
pass
0721
pass
0747
+25
Kennet Bridge Jn
pass
0721½
pass
0747¾
+26
Twyford West
pass
0724
pass
0749¾
+25
Twyford [TWY]
2
pass
0724½
pass
0750½
+26
ML
Ruscombe
pass
0725
pass
0750¾
+25
Maidenhead [MAI]
2
pass
0728
pass
0754
+26
Maidenhead East
pass
0728½
pass
0754
+25
Taplow [TAP]
2
pass
0729
pass
0754¾
+25
Burnham [BNM]
pass
0729½
pass
0755
+25
Slough West
pass
0730½
pass
0756
+25
Slough [SLO]
3
pass
0731
pass
0756¾
+25
Dolphin Jn
pass
0731½
pass
0757
+25
Langley [LNY]
2
pass
0732
pass
0757¾
+25
Iver [IVR]
2
pass
0733
pass
0758½
+25
West Drayton Jcn
pass
0733½
pass
0758¾
+25
West Drayton [WDT]
2
pass
0733½
pass
0759½
+26
West Drayton East
pass
0733½
pass
0759½
+25
Stockley Junction
pass
0734
pass
0759¾
+25
ML
ML
Heathrow Airport Jn
pass
0734½
pass
0800¾
+26
Hayes & Harlington [HAY]
2
pass
0734½
pass
0801
+26
Southall West Jn
pass
0735
pass
0801¾
+26
Southall [STL]
1
2
pass
0735½
pass
0801½
+26
ML
Southall East Jn
pass
0735½
pass
0802
+26
Hanwell [HAN]
1
pass
0736½
pass
0803
+26
West Ealing Junction
pass
0737
pass
0803¼
+26
West Ealing [WEA]
pass
0737
pass
0803½
+26
Ealing Broadway [EAL]
2
pass
0737½
pass
0804¼
+26
Acton West
1
pass
0738
pass
0804¾
+26
ML
ML
Acton Main Line [AML]
2
pass
0739
pass
0806
+27
Friars Jn
pass
0739½
No report
Old Oak Common West
pass
0740
pass
0807½
+27
Old Oak Common East
pass
0740½
pass
0808
+27
Ladbroke Grove
pass
0741½
pass
0809
+27
UM
3
Portobello Jn (London)
pass
0742
pass
0809½
+27
Royal Oak Junction
pass
0743
pass
0810½
+27
3
4
London Paddington [PAD]
forms 1W17 to Great Malvern and forms 1G07 to Cheltenham Spa
9
0744
0744
0812¾
+28
4
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