Realtime Trains | 1L21 1350 Cardiff Central to London Paddington | 19/12/2025

1L21 1350 Cardiff Central to London Paddington
Departing today

operated by

Great Western Railway

5 coaches

800010

UID P22806, identity 1L21
TSC 25375002, headcode 6438
SSuX - 15/12/2025 to 15/05/2026
Express Passenger
Great Britain (Network Rail, TPS)

800010
First & Standard class seating
Reservations recommended
Trolley service

TRUST ID 771L21MN19
Activated 19/12/2025 12:50

Show train information ⇣

GBTT

WTT

RTTRealtime

Route

Mi.Ch

Location

Pl

Arr

Dep

Arr

Dep

Arr

Dep

Dly

Path

Line

0.00

Cardiff Central [CDF]

Pathed as Class 80x on electric at 125mph

forms from 5L21 from Cardiff Central

1

1350

1350

1349¾

B

0.12

pass

1350½

pass

1351

0.75

pass

1352

pass

1352

B

UM

1.45

Moorland Road Junction

pass

1352½

pass

1353

2.10

pass

1353

pass

1353¼

2.49

Rumney River Bridge Jn

pass

1353½

pass

1353½

6.50

pass

1356½

pass

1356

10.23

pass

1359

pass

1358¾

UM

UM

10.78

½

pass

1359½

pass

1359

UM

11.60

Newport (South Wales) [NWP]

3

1402

1404

1402

1404½

1401¼

1403¾

UM

UM

12.14

Maindee West Jn

½

pass

1405½

pass

1405¼

12.36

Maindee East Jn

pass

1406½

pass

1405½

ML

13.28

pass

1407½

pass

1406½

14.19

Llanwern West Jn

pass

1408½

pass

1407½

19.25

pass

1412

pass

1410¼

-1

21.50

Severn Tunnel Junction [STJ]

4

pass

1413½

pass

1412¾

UM

UT

22.60

Severn Tunnel West

pass

1414½

pass

1413½

27.08

Severn Tunnel East

pass

1418

pass

1417

28.46

1 ½

1

pass

1419

pass

1418¼

32.12

1

pass

1423

pass

1421¼

-1

33.34

Bristol Parkway [BPW]

3

1425

1427

1424½

1427½

1423¾

1426½

UT

UB

38.02

pass

1431

pass

1430¼

40.51

Chipping Sodbury

pass

1432½

pass

1432

45.15

pass

1434½

pass

1434¼

50.75

pass

1437½

pass

1436¾

55.34

Little Somerford

pass

1440

pass

1439¾

62.24

Wootton Bassett Jn

1

pass

1444

pass

1443

UB

UM

67.73

3

1450

1451

1449½

1451½

1448½

1450¾

UR

UM

68.64

pass

1452½

pass

1452¼

69.33

Swindon Stratton Green

pass

1453

pass

1452¾

70.45

Swindon South Marston Jn

pass

1453½

pass

1453¼

72.66

pass

1454½

pass

1454½

78.57

Uffington (Oxfordshire)

pass

1458

pass

1457½

81.16

pass

1459½

pass

1458½

84.74

1

pass

1501

pass

1501

88.64

pass

1503½

pass

1502¼

-1

89.77

Milton Junction

pass

1504

pass

1503

91.41

Foxhall Jn [XJF]

pass

1505

pass

1504¾

91.71

Didcot West End

pass

1505½

No report

92.06

Didcot Parkway [DID]

2

pass

1505½

pass

1506¼

92.30

pass

1505½

pass

1507

+1

93.59

Moreton Cutting

pass

1506½

pass

1507¼

+1

96.59

2

pass

1507½

pass

1509

+1

100.36

Goring & Streatley [GOR]

1

2

pass

1509½

pass

1510¾

+1

ML

103.53

Pangbourne [PAN]

pass

1511½

pass

1512½

+1

106.44

Tilehurst [TLH]

2

pass

1513½

pass

1513¾

106.62

Tilehurst East Jn.

pass

1514

pass

1514

108.46

Reading High Level Jn

pass

1515

pass

1515¼

ML

108.79

Reading Main Line West

pass

1515½

pass

1515¾

109.16

11

1516

1520

1516½

1520

1516¾

1519¾

UM

UM

109.35

Reading Main Line East

pass

1520½

pass

1520½

110.01

Kennet Bridge Jn

pass

1521

pass

1521¼

113.34

pass

1523½

pass

1523¼

114.15

2

pass

1524

pass

1524

ML

115.51

pass

1524½

pass

1524¼

120.77

Maidenhead [MAI]

2

pass

1527½

pass

1527¼

121.38

Maidenhead East

pass

1528

pass

1527¼

122.57

2

pass

1528½

pass

1528

124.19

pass

1529

pass

1528¼

126.05

pass

1530

pass

1529½

126.60

3

pass

1530½

pass

1530¼

127.78

pass

1531

pass

1530½

128.78

2

pass

1531½

pass

1531

130.36

2

pass

1532½

pass

1531¾

131.65

West Drayton Jcn

pass

1533

pass

1532¼

131.79

West Drayton [WDT]

2

pass

1533

pass

1532½

132.29

West Drayton East

pass

1533

pass

1532½

133.07

Stockley Junction

pass

1533½

pass

1532¾

ML

ML

134.02

Heathrow Airport Jn

pass

1534

pass

1533¼

134.25

Hayes & Harlington [HAY]

2

pass

1534

pass

1533½

135.26

Southall West Jn

pass

1534½

pass

1534

136.10

2

pass

1535

pass

1533¾

-1

ML

136.34

Southall East Jn

pass

1535

pass

1534

137.68

1

pass

1535½

pass

1535

138.42

West Ealing Junction

pass

1536

pass

1535½

138.50

West Ealing [WEA]

pass

1536

pass

1535¾

139.40

Ealing Broadway [EAL]

2

pass

1536

pass

1536½

140.16

1

pass

1536½

pass

1536¾

ML

ML

140.75

Acton Main Line [AML]

2

pass

1537½

pass

1537¼

141.43

pass

1538

No report

141.76

Old Oak Common West

pass

1538½

pass

1537¾

142.36

Old Oak Common East

pass

1539

pass

1538¼

143.23

pass

1540

pass

1539¼

UM

3

143.63

Portobello Jn (London)

1½

pass

1540½

pass

1539¾

144.50

Royal Oak Junction

pass

1543

pass

1540¾

-2

145.11

London Paddington [PAD]

9

1544

1544

1542¾

-1

3

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