These flights will operate four days a week (Friday, Saturday, Sunday and Monday) for the limited period, the airline said in a statement released here.
The promotional fare for Delhi-Hyderabad flight starts at Rs.2,999 and for Hyderabad-Tirupati at Rs.1,999 all inclusive.
The introductory promotional fare for Delhi-Hyderabad-Tirupati flight starts at Rs.4,499 all inclusive. The fare between Delhi and Bangalore starts at Rs.3,999, all inclusive.
Tickets can be booked now through the SpiceJet website or through its travel partners.
Seats are limited for these promotional fares, and are available on a first-come, first-served basis, it added.