WTT

1841

1844

London Paddington

B

3Y13

XR

Terminates here

WTT

pass

Old Oak Depot

A

5U05

XR

London Paddington

1842½

1843

WTT

pass

Abbey Wood

B

9R14

XR

Reading

1844

1845½

WTT

Starts here

C

3W08

XR

London Paddington

1845

1845

WTT

1847

1848¾

London Paddington

A

3Y15

XR

Terminates here

WTT

pass

Heathrow Airport Terminal 4

A

9U09

XR

Abbey Wood

1848

1847½

WTT

pass

Abbey Wood

B

9R16

XR

Reading

1849½

1850

WTT

pass

Heathrow Airport Terminal 5

A

9W10

XR

Shenfield

1851

1851

WTT

1853

1855

London Paddington

C

3Y17

XR

Terminates here

WTT

pass

Reading

A

9U11

XR

Abbey Wood

1854

1854½

WTT

pass

Abbey Wood

B

9H18

XR

Heathrow Airport Terminal 4

1855½

1856

WTT

Starts here

B

3W12

XR

London Paddington

1857

1857

WTT

1859

1900½

London Paddington

B

3Y19

XR

Terminates here

WTT

pass

Heathrow Airport Terminal 4

A

9U13

XR

Abbey Wood

1900½

1900

WTT

pass

Abbey Wood

B

9N20

XR

Maidenhead

1902

1901½

WTT

Starts here

A

3W14

XR

London Paddington

1903

1903

WTT

pass

Shenfield

B

9T21

XR

Heathrow Airport Terminal 5

1905

1906

WTT

pass

Reading

A

9U15

XR

Abbey Wood

1906½

1906

WTT

pass

Abbey Wood

B

9H22

XR

Heathrow Airport Terminal 4

1907½

1907½

WTT

Starts here

C

3W16

XR

London Paddington

1909

1909

WTT

pass

London Paddington

B

5Y23

XR

Old Oak Depot

1910½

1910

WTT

1909½

1910

Maidenhead Turnback Line

A

3U17

XR

London Paddington

1912

1912

WTT

pass

London Paddington

A

5Y24

XR

Old Oak Depot

1913½

1914

WTT

Starts here

B

3W18

XR

London Paddington

1915

1915

WTT

1917

1925

London Paddington

C

3Y25

XR

Terminates here

WTT

pass

Heathrow Airport Terminal 4

A

9U19

XR

Abbey Wood

1918½

1919

WTT

pass

Abbey Wood

B

9R26

XR

Reading

1919½

1919

WTT

pass

Heathrow Airport Terminal 5

A

9W20

XR

Shenfield

1921

1922

WTT

1923

1927½

London Paddington

B

3Y27

XR

Terminates here

WTT

pass

Reading

A

9U21

XR

Abbey Wood

1924

1924

WTT

pass

Abbey Wood

B

9H28

XR

Heathrow Airport Terminal 4

1925½

1928½

WTT

Starts here

C

3W22

XR

London Paddington

1927

1927

WTT

pass

London Paddington

A

5Y29

XR

Old Oak Depot

1929

1932

WTT

pass

Heathrow Airport Terminal 4

A

9U23

XR

Abbey Wood

1930½

1930½

WTT

pass

Abbey Wood

B

9N30

XR

Maidenhead

1932

1933½

WTT

pass

Old Oak Depot

A

5L24

XR

London Paddington

1934½

1934½

WTT

pass

Shenfield

A

9T31

XR

Heathrow Airport Terminal 5

1935

1936

WTT

pass

Reading

A

9U25

XR

Abbey Wood

1937½

1937

WTT

pass

Abbey Wood

B

9H32

XR

Heathrow Airport Terminal 4

1938

1937½

WTT

pass

London Paddington

B

5Y33

XR

Old Oak Depot

1940½

1940½

WTT

Starts here

B

3W26

XR

London Paddington

1942

1942

WTT

pass

Heathrow Airport Terminal 4

A

9U27

XR

Abbey Wood

1945½

1946

WTT

1947

1947

London Paddington

B

3Y35

XR

Terminates here

WTT

pass

Heathrow Airport Terminal 5

A

9W30

XR

Shenfield

1949

1948½

WTT

pass

Abbey Wood

B

9R36

XR

Reading

1949½

1949

WTT

1944

1944

London Paddington

A

5Y34

XR

Old Oak Depot

1951½

N/R

WTT

pass

Reading

A

9U31

XR

Abbey Wood

1952½

1952

WTT

1953

1953¼

London Paddington

C

3Y37

XR

Terminates here

WTT

pass

Abbey Wood

B

9H38

XR

Heathrow Airport Terminal 4

1955½

1955

WTT

Starts here

B

3W32

XR

London Paddington

1957

1957