1833
Queens Park (London)
Bus service
London Underground service
1834
Harrow & Wealdstone
Bus service
London Underground service
1835
Harrow & Wealdstone
Departed on time
London Underground service
2
1836
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1838
Queens Park (London)
Bus service
London Underground service
1839
Stonebridge Park
Departed on time
London Underground service
2
1839
Wembley Central
Bus service
London Underground service
1840
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1843
Queens Park (London)
Bus service
London Underground service
1844
Watford Junction
Departed on time
London Overground service
2
1844
Harrow & Wealdstone
Bus service
London Underground service
1844
Elephant & Castle (Lt)
Departed at 1846
London Underground service
1
1847
Harrow & Wealdstone
Departed on time
London Underground service
2
1849
London Euston
Departed at 1851
London Overground service
1
1853
Queens Park (London)
Bus service
London Underground service
1853
Queens Park (London)
Bus service
London Underground service
1853
Elephant & Castle (Lt)
Departed at 1854
London Underground service
1
1854
Wembley Central
Bus service
London Underground service
1854
Harrow & Wealdstone
Bus service
London Underground service
1854
Harrow & Wealdstone
Departed at 1855
London Underground service
2
1857
London Road Depot
Departed on time
London Underground service
1
1901
Watford Junction
Departed on time
London Overground service
2
1902
London Euston
Departed at 1903
London Overground service
1
1903
Queens Park (London)
Bus service
London Underground service
1904
Stonebridge Park
Departed on time
London Underground service
2
1904
Harrow & Wealdstone
Bus service
London Underground service
1906
Elephant & Castle (Lt)
Departed at 1907
London Underground service
1
1908
Queens Park (London)
Bus service
London Underground service
1908
Harrow & Wealdstone
Departed on time
London Underground service
2
1909
Wembley Central
Bus service
London Underground service
1911
Stonebridge Park
Departed on time
London Underground service
2
1913
Queens Park (London)
Bus service
London Underground service
1913
Elephant & Castle (Lt)
Departed at 1914
London Underground service
1
1914
Harrow & Wealdstone
Bus service
London Underground service
1917
Watford Junction
Departed at 1919
London Overground service
2
1919
London Euston
Departed at 1922
London Overground service
1
1920
Stonebridge Park
Cancelled (delay caused on non-Network Rail line)
London Underground service
1923
Harrow & Wealdstone
Departed on time
London Underground service
2
1924
Wembley Central
Bus service
London Underground service
1924
Queens Park (London)
Bus service
London Underground service
1924
Harrow & Wealdstone
Bus service
London Underground service
1924
Queens Park (London)
Bus service
London Underground service
1925
Elephant & Castle (Lt)
Departed at 1926
London Underground service
1
1927
Stonebridge Park
Departed on time
London Underground service
2
1928
Elephant & Castle (Lt)
Departed at 1929
London Underground service
1
1931
Watford Junction
Departed at 1932
London Overground service
2
1932
London Euston
Departed on time
London Overground service
1
1933
Wembley Central
Bus service
London Underground service
1933
Harrow & Wealdstone
Bus service
London Underground service
1934
Queens Park (London)
Bus service
London Underground service
1934
Stonebridge Park
Departed at 1935
London Underground service
2
1936
Elephant & Castle (Lt)
Departed at 1937
London Underground service
1
1938
Harrow & Wealdstone
Bus service
London Underground service
1938
Harrow & Wealdstone
Departed on time
London Underground service
2
1939
Queens Park (London)
Bus service
London Underground service
1941
Stonebridge Park
Departed at 1942
London Underground service
2
1943
Elephant & Castle (Lt)
Departed at 1945
London Underground service
1
1944
Queens Park (London)
Bus service
London Underground service
1946
Watford Junction
Departed on time
London Overground service
2
1947
London Euston
Departed at 1948
London Overground service
1
1948
Wembley Central
Bus service
London Underground service
1948
Harrow & Wealdstone
Bus service
London Underground service
1949
Stonebridge Park
Departed at 1950
London Underground service
2
1951
Elephant & Castle (Lt)
Departed at 1954
London Underground service
1
1953
Harrow & Wealdstone
Departed on time
London Underground service
2
1954
Queens Park (London)
Bus service
London Underground service
1954
Queens Park (London)
Bus service
London Underground service
1956
Stonebridge Park
Departed at 1957
London Underground service
2
1957
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1958
Harrow & Wealdstone
Bus service
London Underground service
2001
Watford Junction
Departed at 2002
London Overground service
2
2002
London Euston
Departed at 2003
London Overground service
1
2003
Wembley Central
Bus service
London Underground service
2004
Queens Park (London)
Bus service
London Underground service
2004
Stonebridge Park
Departed at 2005
London Underground service
2
2006
Elephant & Castle (Lt)
Departed at 2007
London Underground service
1
2008
Harrow & Wealdstone
Bus service
London Underground service
2009
Queens Park (London)
Bus service
London Underground service
2011
Harrow & Wealdstone
Departed on time
London Underground service
2
2012
Elephant & Castle (Lt)
Departed on time
London Underground service
1
2014
Queens Park (London)
Bus service
London Underground service
2016
Watford Junction
Departed on time
London Overground service
2
2017
London Euston
Departed on time
London Overground service
1
2018
Harrow & Wealdstone
Bus service
London Underground service
2019
Stonebridge Park
Departed on time
London Underground service
2
2021
Elephant & Castle (Lt)
Departed on time
London Underground service
1
2024
Queens Park (London)
Bus service
London Underground service
2026
Harrow & Wealdstone
Departed on time
London Underground service
2
2027
Elephant & Castle (Lt)
Departed at 2028
London Underground service
1
2028
Harrow & Wealdstone
Bus service
London Underground service
2031
Watford Junction
Departed on time
London Overground service
2