A disruption at London Heathrow air traffic control has caused flight cancellations. The issue affected flights from India, with 7 out of 24 flights scheduled for Wednesday cancelled.

Further details about the disruption and its impact on air travel are available from the source. The cause of the disruption and the expected duration of the issue are not specified in the available information.

The cancellation of flights from India to London Heathrow may cause inconvenience to passengers, and they may want to check with their airlines for updates on their travel plans.