From New Delhi, take New Delhi-Bhatinda Inter City Express or the Shatabdi Express to Ambala, and then hire a taxi for the drive to Patiala.
Patiala lies just off the excellent National Highway #1 (Delhi-Amritsar) and is about 250 Km from Delhi. The journey via Ambala Cantt. takes about 5 hours. You can also drive to Patiala from Chandigarh, via Zirakpur (on NH 22), and Rajpura.The PRTC Bus Stand Patiala enquiry no is 0175-2311718.
Patiala is not having any international/domestic airport .The nearest international Airports are at Delhi and Amritsar. The Indira Gandhi International Airport, Delhi is at a distance of around 250 Km from Patiala. The International Airport Amritsar is around 235 Km from Patiala. The nearest domestic Airport is at Chandigarh which is around 70 Km from Patiala. The exact flight schedules should be checked from the official website of these airport or the Airline.