National air carrier Air India [ Images ] on Friday said it would launch additional flights from six cities to tap summer passenger traffic, starting from tomorrow.

Air India will also operate a direct flight between Chennai and Coimbatore four times a week from May 17, a press release issued here said.

The national airline would provide the additional air services between Delhi [ Images ] and Mumbai [ Images ], Kolkata [ Images ], Chennai, Bangalore and Patna, the release said.

The airline had earlier said it plans to jack-up capacity by 10 per cent during the summer schedule.

Air India's summer schedule starts from March 28 and continues till middle of October.

Air India will be adding a daily night flight between Delhi and Mumbai at an all-inclusive one-way economy class fare of Rs 5,330, the release said, adding all these flights would be operated at night.

The airline would also introduce a flight on the Delhi-Kolkata route, which would take off from Delhi at 1015 hrs and arrive at Kolkata at 1230 hrs.

On the Delhi-Patna route, the airlines would operate IC-415, leaving Delhi at 6.05 pm and arriving at Patna at 7.25 pm.

The return flight would depart from Patna at 8 pm and reach Delhi at 9.25 pm. The Chennai-Coimbatore flight will operate on Mondays, Tuesdays, Thursdays and Saturdays, the release said.