East Coast rail had the most late-running trains last month, according to figures from Network Rail.
East Coast was able to run only 82.8% of trains on time, making it the poorest-performing train operator.
Across all train companies, a total of 91.4% of trains ran on time in the period March 3 to March 31, compared with 93.4% for the same period last year.
More top news
Fire crews released a woman from an over-turned car after it went off the A12 at Ingatestone in Essex
A very cold day in strong, blustery winds. Wintry showers for much of the day, rain or sleet towards coasts but of snow at times inland.
The wintry weather is continuing across the Anglia region with sleet and snow in many areas. Here is a selection of pictures from viewers.