A couple of possibilities. Goa, Thiruvananthapuram and Varanasi look the most likely.
1. Teams will not fly to Ranchi, Bhubaneswar, or Patna.
2. Teams with Hyderabad, Mumbai, or Delhi as their final destination would have taken an earlier flight.
3. Teams hence took Kingfisher to connect on another Kingfisher flight, or its partners American Airlines and British Airways.
Possible connections through Hyderabad
IT 3432 to Hyderabad, 1845-2050
Eliminated: Bangalore, Nagpur, Chennai, Vishakhapatnam
Possible: Tirupati, Rajahmundry
Possible connections through Mumbai
IT 514 to Mumbai, 2025-2340
Eliminated: London, Brussels, Chennai, Ahmedabad, Bangalore, Kochi, Coimbatore
Possible: Goa, Kandla, Bhavnagar, Thiruvananthapuram, Nanded
Possible connections through Delhi
IT 604 to Delhi, 2055-2310
Eliminated: London, Brussels, Bangalore, Amritsar, Lucknow, Guwahati, Chennai, Pune, Dehra Dun, Bagdogra, Udaipur, Jaipur
Possible: Jabalpur, Kulu, Chandigarh, Varanasi, Simla, Dharamsala