Confusion prevailed at the airport here in the early hours today after an Indigo plane suffered a tyre burst, holding up several flights. The aircraft coming from the temple town of Tirupati with 77 people on board suffered a tyre burst while landing at the Rajiv Gandhi International Airport around 10 pm yesterday. All the 73 passengers including an infant were evacuated safely, the airline said. Sources at the airport said 31 imcoming flights were diverted since last night to nearby airports as the aircraft had got stuck on the runway. Due to diversion of flights, other passengers faced inconvenience.