1903
London Euston
Departed at 1904
London Overground service
2
1908
Elephant & Castle (Lt)
Cancelled (delay caused on non-Network Rail line)
London Underground service
1908
London Euston
Departed at 1909
West Midlands Trains service
6
1912
Queens Park (London)
Bus service
London Underground service
1915
Watford Junction
Departed at 1919
London Overground service
1
1917
London Euston
Departed on time
London Overground service
2
1921
Milton Keynes Central
Departed at 1922
West Midlands Trains service
5
1923
London Road Depot
Departed on time
London Underground service
2
1923
London Euston
Departed on time
West Midlands Trains service
6
1924
Queens Park (London)
Bus service
London Underground service
1931
Watford Junction
Departed on time
London Overground service
1
1932
London Euston
Departed at 1942
London Overground service
2
1934
Queens Park (London)
Bus service
London Underground service
1936
Bletchley
Departed at 1938
West Midlands Trains service
5
1938
London Road Depot
Departed on time
London Underground service
1
1938
London Euston
Departed at 1939
West Midlands Trains service
6
1944
Queens Park (London)
Bus service
London Underground service
1945
Watford Junction
Departed at 1948
London Overground service
1
1947
London Euston
Cancelled (points failure)
London Overground service
1951
Milton Keynes Central
Departed at 1953
West Midlands Trains service
5
1953
London Road Depot
Cancelled (delay caused on non-Network Rail line)
London Underground service
1953
London Euston
Departed on time
West Midlands Trains service
6
1954
Queens Park (London)
Bus service
London Underground service
2000
Watford Junction
Departed at 2001
London Overground service
1
2002
London Euston
Departed on time
London Overground service
2
2004
Queens Park (London)
Bus service
London Underground service
2008
Elephant & Castle (Lt)
Departed at 2012
London Underground service
2
2014
Queens Park (London)
Bus service
London Underground service
2015
Watford Junction
Departed at 2020
London Overground service
1
2017
London Euston
Departed on time
London Overground service
2
2023
Milton Keynes Central
Departed on time
West Midlands Trains service
5
2023
Elephant & Castle (Lt)
Starts here
London Underground service
2
2024
Queens Park (London)
Bus service
London Underground service
2030
Watford Junction
On time
London Overground service
1
2032
London Euston
On time
London Overground service
2
2034
Queens Park (London)
Bus service
London Underground service
2038
Elephant & Castle (Lt)
Starts here
London Underground service
2
2038
Bletchley
On time
West Midlands Trains service
5
2044
Queens Park (London)
Bus service
London Underground service
2045
Watford Junction
On time
London Overground service
1
2047
London Euston
On time
London Overground service
2
2053
Elephant & Castle (Lt)
Starts here
London Underground service
2
2054
Queens Park (London)
Bus service
London Underground service
2100
Watford Junction
On time
London Overground service
1
2102
London Euston
On time
London Overground service
2