Lucknow, May 14 -- Adverse weather conditions in Delhi and Varanasi on Wednesday evening disrupted flight operations, forcing three domestic and international flights to be diverted to Chaudhary Charan Singh International Airport in Lucknow. According to airport officials, IndiGo flight 6E-6596 from Bengaluru to Varanasi was unable to land at Lal Bahadur Shastri International Airport due to poor weather and lack of clearance from Air Traffic Control (ATC). The flight was diverted to Lucknow and landed safely at 6:25 pm. After weather conditions improved, the aircraft later departed for Varanasi. IndiGo flight 6E-860 from Bengaluru to Delhi could not land at Indira Gandhi International Airport at around 6:40 pm. After circling in the air for some time, the aircraft was diverted to Lucknow, where it landed at 8:25 pm. In another diversion, Air India flight AI-2148 arriving in Delhi from Denpasar, Indonesia, was also unable to land because of deteriorating weather conditions in Delhi. The international flight was redirected to Lucknow and touched down at around 8:20 pm. Airport sources said the IndiGo and Air India flights remained stationed at Lucknow airport late into the evening as authorities monitored weather conditions in Delhi. htc...