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1A21 1300 Bristol Temple Meads to London Paddington
Departing on 3rd January 2026

operated by
Great Western Railway
9 coaches
800315
GBTT
WTT
RTTRealtime
Route
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
Bristol Temple Meads [BRI]
Pathed as Class 80x on diesel at 125mph
13
1300
1300
1300
UH
Bristol East Jn
pass
1301
pass
1301½
North Somerset Jn
pass
1302
pass
1302¾
Keynsham [KYN]
2
pass
1305
pass
1306¾
+1
Twerton
pass
1309
pass
1309¾
+1
Oldfield Park [OLF]
2
pass
1309½
pass
1311½
+1
Bath Spa [BTH]
2
1311
1313
1311
1313½
1314¼
1316½
+3
Bathampton Jn
pass
1317½
pass
1319¾
+2
UM
UT
Bathampton Sig Bl1990
pass
1321½
pass
1325
+3
Bradford-on-Avon [BOA]
½
2
pass
1325½
pass
1328¾
+3
Bradford Jn
1
pass
1328½
pass
1331¾
+3
Trowbridge [TRO]
2
pass
1330½
pass
1334
+3
Hawkeridge Jn
pass
1335½
pass
1340¼
+4
UT
UWL
Heywood Road Jn
pass
1338½
pass
1342¾
+4
UWL
UW
Lavington
pass
1343½
pass
1348¼
+4
Woodborough
pass
1349½
pass
1354
+4
Pewsey [PEW]
2
pass
1352
pass
1356
+4
Savernake
pass
1355
pass
1358¾
+3
Bedwyn [BDW]
2
pass
1357½
pass
1402½
+5
Hungerford [HGD]
1 ½
1
pass
1401½
pass
1405¾
+4
Hungerford Loop
pass
1402½
No report
Kintbury [KIT]
2
pass
1404
pass
1407½
+3
Newbury [NBY]
4
Pathed as Class 80x on electric from here
pass
1408
pass
1411
+3
Newbury Racecourse [NRC]
2
pass
1408½
pass
1411¾
+3
Thatcham [THA]
2
pass
1411
pass
1413½
+2
Midgham [MDG]
2
pass
1413½
pass
1415¼
+2
Aldermaston [AMT]
1
pass
1415
pass
1415¾
Theale [THE]
1 1
1
pass
1418
pass
1418¼
Southcote Jn
2
pass
1423
pass
1420¾
-2
Reading West [RDW]
2
pass
1425½
pass
1422¼
-3
Oxford Road Jn
pass
1426
pass
1422½
-3
UW
UFM
Reading Main Line West
pass
1427½
pass
1424
-3
Reading [RDG]
11
1429
1441
1428½
1441
1425¼
1441
UFM
UM
Reading Main Line East
pass
1441½
pass
1441¾
Kennet Bridge Jn
pass
1442
pass
1442½
Twyford West
pass
1445
pass
1445¾
UM
UR
Twyford [TWY]
4
pass
1446
pass
1447¼
+1
RL
Ruscombe
pass
1446½
pass
1448¼
+1
Maidenhead [MAI]
1½
4
pass
1449½
pass
1452¼
+2
RL
Maidenhead East
pass
1450
pass
1452¼
+2
Taplow [TAP]
4
pass
1451
pass
1453½
+2
Burnham [BNM]
2
pass
1452½
pass
1454½
+2
Slough West
pass
1454½
pass
1455½
+1
Slough [SLO]
1 3
5
pass
1455
pass
1456¼
+1
Dolphin Jn
pass
1456½
pass
1457½
Langley [LNY]
4
pass
1458
pass
1458¾
Iver [IVR]
4
pass
1500½
pass
1500¾
West Drayton Jcn
pass
1502
pass
1502¾
West Drayton [WDT]
4
pass
1502½
pass
1503¼
West Drayton East
pass
1503
pass
1503½
Stockley Junction
pass
1504
pass
1504¼
UR
UM
Heathrow Airport Jn
pass
1505
pass
1505¼
Hayes & Harlington [HAY]
2
pass
1505½
pass
1505½
Southall West Jn
pass
1506
pass
1506¼
Southall [STL]
2
pass
1507
pass
1506¼
ML
Southall East Jn
pass
1507
pass
1506½
Hanwell [HAN]
1
pass
1507½
pass
1507½
West Ealing Junction
pass
1508
pass
1507¾
West Ealing [WEA]
pass
1508
pass
1508
Ealing Broadway [EAL]
2
pass
1508
pass
1508¾
Acton West
1
pass
1508½
pass
1509
ML
ML
Acton Main Line [AML]
2
pass
1509½
pass
1509½
Friars Jn
pass
1510
No report
Old Oak Common West
pass
1510½
pass
1510
Old Oak Common East
pass
1511
pass
1510½
Ladbroke Grove
pass
1512
pass
1511½
UM
3
Portobello Jn (London)
pass
1512½
pass
1512
Royal Oak Junction
pass
1513½
pass
1513¼
London Paddington [PAD]
4
1515
1515
1515¼
3
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