Avanti West Coast paid over £20m in passenger refunds across three summer months due to travel disruptions.
The operator's delay compensation bill is expected to exceed £70m in the current financial year.
Total railway delay compensation across Great Britain reached £150m in 2024-25, with Avanti paying 27%.
Under current rail contracts, the taxpayer absorbs the financial impact of passenger compensation.
Read the full story on NexVani Media