1821 Cambridge to Brighton
Departing on 6th January 2026

operated by
Thameslink
12 coaches
Planned
Realtime
Location
Pl
Arr
Dep
Arr
Dep
Dly
7
1821
1821
1
1837
1837
1835
1837
1
1842
1842
1841
1842
1
1847
1847
1846
1847
1
1850
1850
1852
1853
+3
1
1855
1855
1857
1858
+3
1
1900
1901
1902
1903
+2
2
1921
1922
1922
1923
+1
A
1929
1930
1930
1931
+1
3
1934
1934
1934
1935
+1
2
1936
1936
1936
1936
1
1938
1939
1937
1939
4
1944
1945
1942
1945
3
1958
1959
1958
2000
+1
7
2014
2015
2015
2016
+1
5
2019
2020
2020
2021
+1
2
2029
2030
2029
2030
2
2035
2036
2036
2038
+2
4
2048
2050
+2