1721 Cambridge to Brighton
Departing on 7th January 2026

operated by
Thameslink
12 coaches
Planned
Realtime
Location
Pl
Arr
Dep
Arr
Dep
Dly
7
1721
1722
+1
1
1737
1737
1736
1737
1
1742
1742
1742
1743
+1
1
1747
1747
1746
1748
+1
1
1750
1750
1750
1751
+1
1
1755
1755
1755
1756
+1
1
1800
1801
1800
1802
+1
2
1821
1822
1820
1822
3
1834
1834
1833
1834
2
1836
1836
1835
1836
1
1838
1839
1837
1839
4
1844
1845
1842
1845
3
1858
1859
1900
1902
+3
7
1914
1915
1916
1917
+2
5
1919
1920
1921
1922
+2
2
1929
1930
1930
1931
+1
2
1935
1935
1936
1938
+3
2
1939
1939
1940
1942
+3
3
1946
1946
1947
1949
+3
4
1951
1953
+2