1521 Cambridge to Brighton
Departing on 17th December 2025

operated by
Thameslink
Planned
Realtime
Location
Pl
Arr
Dep
Arr
Dep
Dly
7
1521
1521
1
1537
1537
1534
1537
1
1542
1542
1541
1542
1
1547
1547
1546
1547
1
1550
1550
1549
1550
1
1555
1555
1554
1555
1
1600
1601
1600
1601
2
1621
1622
1620
1622
3
1634
1634
1633
1634
2
1636
1636
1635
1636
1
1638
1639
1637
1639
4
1644
1645
1643
1645
3
1658
1659
1658
1659
7
1714
1715
1713
1715
5
1719
1720
1719
1720
2
1729
1730
1728
1730
2
1735
1735
1734
1736
+1
2
1739
1739
1738
1739
3
1746
1746
1745
1746
4
1751
1749
-2