Operators → Thameslink → 7th September 2026
Late worst first, more than 5 mins late (10 for long distance)
| Departs | Headcode | From | To | Late by | Why |
|---|---|---|---|---|---|
| 1514 | 9S40 | Brighton | Cambridge | +27 | Speed restriction |
| 1614 | 9S44 | Brighton | Cambridge | +27 | Operational incident |
| 1624 | 9J52 | Horsham | Peterborough | +26 | Problem currently under investigation |
| 1507 | 9V53 | St Albans City | Sutton (Surrey) | +23 | Track inspection |
| 1644 | 9S46 | Brighton | Cambridge | +21 | Operational incident |
| 1646 | 9T51 | Bedford | Brighton | +20 | Track inspection |
| 1344 | 9S34 | Brighton | Cambridge | +19 | Signalling fault |
| 1654 | 9J54 | Horsham | Peterborough | +19 | Track inspection |
| 1314 | 9S32 | Brighton | Cambridge | +18 | Train ahead late |
| 1746 | 9V58 | Sutton (Surrey) | St Albans City | +17 | Track inspection |
| 1247 | 9P33 | Luton | Rainham (Kent) | +16 | Power supply failure |
| 0916 | 9T21 | Bedford | Brighton | +15 | Problem currently under investigation |
| 1222 | 9S31 | Cambridge | Brighton | +15 | Power supply failure |
| 1817 | 9P55 | Luton | Rainham (Kent) | +15 | Track inspection |
| 1325 | 9J40 | Horsham | Peterborough | +14 | Speed restriction |
| 0824 | 9J20 | Horsham | Peterborough | +12 | Problem currently under investigation |
| 1152 | 9Y26 | Sevenoaks | London Blackfriars | +12 | Speed restriction |
| 1255 | 9J38 | Horsham | Peterborough | +12 | Speed restriction |
| 1616 | 9V52 | Sutton (Surrey) | St Albans City | +12 | Track inspection |
| 0521 | 9S03 | Cambridge | Brighton | +11 | Speed restriction |
| 0617 | 1P06 | London King's Cross | Peterborough | +11 | Earlier engineering works not being finished on time |
| 0914 | 9S16 | Brighton | Cambridge | +11 | Speed restriction |
| 1607 | 9V57 | St Albans City | Sutton (Surrey) | +11 | Track inspection |
| 1732 | 9Y53 | Welwyn Garden City | Sevenoaks | +11 | Fire alarm sounding at a station |
| 2116 | 9T69 | Bedford | Brighton | +11 | not given |
| 0630 | 9Y09 | Welwyn Garden City | Sevenoaks | +10 | Earlier engineering works not being finished on time |
| 1530 | 9P44 | Rainham (Kent) | Luton | +10 | Power supply failure |
| 1547 | 9P45 | Luton | Rainham (Kent) | +10 | Track inspection |
| 1600 | 9P46 | Rainham (Kent) | Luton | +10 | Problem currently under investigation |
| 1749 | 9O58 | Sutton (Surrey) | St Albans City | +10 | Track inspection |
| 2022 | 9Y60 | Sevenoaks | London Blackfriars | +10 | not given |
| 1619 | 9O52 | Sutton (Surrey) | St Albans City | +9 | Track inspection |
| 1707 | 9V61 | St Albans City | Sutton (Surrey) | +9 | Track inspection |
| 1822 | 9O65 | St Albans City | Sutton (Surrey) | +9 | Track inspection |
| 0558 | 9P87 | Bedford | Rainham (Kent) | +8 | Problem currently under investigation |
| 1802 | 9Y55 | Welwyn Garden City | Sevenoaks | +8 | Track inspection |
| 2346 | 9Y75 | London Blackfriars | Sevenoaks | +8 | not given |
| 0719 | 9O16 | Sutton (Surrey) | St Albans City | +7 | Problem currently under investigation |
| 1017 | 9P23 | Luton | Rainham (Kent) | +7 | Speed restriction |
| 1052 | 9Y22 | Sevenoaks | London Blackfriars | +7 | Speed restriction |
| 1252 | 9O43 | St Albans City | Sutton (Surrey) | +7 | Power supply failure |
| 1649 | 9O54 | Sutton (Surrey) | St Albans City | +7 | Track inspection |
| 1816 | 9V60 | Sutton (Surrey) | St Albans City | +7 | Track inspection |
| 1900 | 9P58 | Rainham (Kent) | Kentish Town | +7 | Obstruction on the track |
| 2300 | 9A94 | Rainham (Kent) | Dartford | +7 | not given |
| 0817 | 9P15 | Luton | Rainham (Kent) | +6 | Emergency services dealing with an incident near the railway |
| 0819 | 9O20 | Sutton (Surrey) | St Albans City | +6 | Problem currently under investigation |
| 0947 | 9P21 | Luton | Rainham (Kent) | +6 | Problem currently under investigation |
| 1147 | 9P29 | Luton | Rainham (Kent) | +6 | Problem currently under investigation |
| 1452 | 9O51 | St Albans City | Sutton (Surrey) | +6 | Track inspection |
| 1517 | 9P43 | Luton | Rainham (Kent) | +6 | Track inspection |
| 1522 | 9O53 | St Albans City | Sutton (Surrey) | +6 | Track inspection |
| 2146 | 9Y67 | London Blackfriars | Sevenoaks | +6 | not given |
| 2216 | 9Y69 | London Blackfriars | Sevenoaks | +6 | not given |
| 2246 | 9Y71 | London Blackfriars | Sevenoaks | +6 | not given |
Showing all 55. Show the worst 50
Cancelled reported by TRUST
| Departs | Headcode | From | To | Booked arrival | Why |
|---|---|---|---|---|---|
| 0451 | 9S01 | Cambridge | Brighton | 0718 | Late arrival of booked inward stock |
| 0616 | 9Y05 | London Blackfriars | Sevenoaks | 0725 | Driver |
| 0637 | 9V19 | St Albans City | Sutton (Surrey) | 0814 | Train-crew rostering problem |
| 0700 | 9R05 | Bedford | Three Bridges | 0916 | Train cancelled or delayed at Train Operator's request |
| 0816 | 9V20 | Sutton (Surrey) | St Albans City | 0937 | Train-crew rostering problem |
| 0946 | 9V26 | Sutton (Surrey) | St Albans City | 1107 | Train-crew rostering problem |
| 1014 | 9S20 | Brighton | Cambridge | 1239 | Driver |
| 1119 | 9O32 | Sutton (Surrey) | St Albans City | 1252 | Train-crew rostering problem |
| 1122 | 9O37 | St Albans City | Sutton (Surrey) | 1247 | Train-crew rostering problem |
| 1246 | 9V38 | Sutton (Surrey) | St Albans City | 1407 | Train-crew rostering problem |
| 1251 | 9S33 | Cambridge | Brighton | 1518 | Driver |
| 1307 | 9V45 | St Albans City | Sutton (Surrey) | 1444 | Late arrival of booked inward stock |
| 1422 | 9O49 | St Albans City | Sutton (Surrey) | 1547 | Train-crew rostering problem |
| 1446 | 9T43 | Bedford | Brighton | 1714 | Train-crew rostering problem |
| 1446 | 9V46 | Sutton (Surrey) | St Albans City | 1607 | Train-crew rostering problem |
| 1447 | 9P41 | Luton | Rainham (Kent) | 1715 | Late arrival of booked inward stock |
| 1544 | 9S42 | Brighton | Cambridge | 1809 | Service Recovery - booked rolling stock not available |
| 1549 | 9O50 | Sutton (Surrey) | St Albans City | 1722 | Train-crew rostering problem |
| 1716 | 9T53 | Bedford | Brighton | 1944 | Train-crew rostering problem |
| 1728 | 9T50 | Brighton | Bedford | 1954 | Train-crew rostering problem |
| 1736 | 9K51 | West Hampstead Thameslink | Orpington | 1845 | Train-crew rostering problem |
| 1737 | 9V63 | St Albans City | Sutton (Surrey) | 1914 | Train-crew rostering problem |
| 1958 | 9T58 | Brighton | Bedford | 2224 | Train-crew rostering problem |
| 2000 | 9P62 | Rainham (Kent) | Kentish Town | 2148 | Vandalism or theft including the placing of objects on the line |
| 2030 | 9P64 | Rainham (Kent) | Kentish Town | 2218 | Vandalism or theft including the placing of objects on the line |
| 2226 | 9P69 | Kentish Town | Gillingham (Kent) | 0010 | Late arrival of booked inward stock |
Part cancelled ran for only part of the journey
| Departs | Headcode | From | To | Arrived |
|---|---|---|---|---|
| 0419 | 9J01 | Peterborough | Horsham | 0714 |
| 0500 | 9K02 | Orpington | Luton | 0655 |
| 0739 | 9S10 | Brighton | Cambridge | 1020 |
| 0752 | 9Y84 | Sevenoaks | Welwyn Garden City | 0951 |
| 0809 | 9S12 | Brighton | Cambridge | 1103 |
| 0952 | 9O31 | St Albans City | Sutton (Surrey) | 1121 |
| 1216 | 9T33 | Bedford | Brighton | 1457 |
| 1249 | 9O38 | Sutton (Surrey) | St Albans City | 1422 |
| 1621 | 9S47 | Cambridge | Brighton | 1907 |
| 1622 | 9O57 | St Albans City | Sutton (Surrey) | 1749 |
| 1632 | 9R43 | Bedford | Three Bridges | 1845 |
| 1646 | 9V54 | Sutton (Surrey) | St Albans City | 1818 |
| 1730 | 9P82 | Rainham (Kent) | West Hampstead Thameslink | 1919 |
| 1744 | 9S50 | Brighton | Cambridge | 2017 |
| 1751 | 9S53 | Cambridge | Brighton | 2035 |
| 1752 | 9O63 | St Albans City | Sutton (Surrey) | 1917 |
| 1821 | 9S55 | Cambridge | Brighton | 2052 |
| 1850 | 9S57 | Cambridge | Brighton | 2118 |
| 1916 | 9V64 | Sutton (Surrey) | St Albans City | 2037 |
| 1922 | 9O69 | St Albans City | Sutton (Surrey) | 2047 |
| 1928 | 9T56 | Brighton | Bedford | 2207 |
| 1949 | 9O66 | Sutton (Surrey) | St Albans City | 2131 |
| 2156 | 9P67 | Kentish Town | Gillingham (Kent) | 2343 |