SpiceJet said the offer is valid for travel till September 25

SpiceJet has announced a discount on select flights in a limited-period offer. In its "Surprise Sale", the airline is offering a 12 per cent discount on select flights, the private sector airline said on microblogging website Twitter. Under the offer, which is valid for travel till September 25, 2019, flight tickets can be booked till August 10, according to the airline's website, spicejet.com. Passengers can use the promo code "SGFLY" to avail the discount, SpiceJet added.

SpiceJet presents the Sweet Surprise Sale. Enjoy up to 12% off on select flights, using the promo code SGFLY. Rush to https://t.co/PykmFjYcix now! Sale closes 10th August, 2019. Travel period till 25th September, 2019. T&C Apply pic.twitter.com/IvCWHV7OMs — SpiceJet (@flyspicejet) July 29, 2019

Earlier this month, SpiceJet announced new international flights at a starting all-inclusive fare of Rs. 16,700. The new direct daily flights will be operated on the Mumbai-Hong Kong and Hong Kong-Mumbai routes.

IndiGo, the country's largest airline by market share, announced a host of new international flights. The airline will start daily direct flights on the Delhi-Dhaka, Mumbai-Singapore, Kolkata-Yangon and Mumbai-Bangkok routes at a starting all-inclusive price of Rs. 8,499, according to an official statement.

The announcement of new flights and promotional schemes by airlines comes amid high competition in the country's civil aviation market.

Domestic airlines carried 706.80 lakh passengers in the first six months of 2019, marking a growth of 3.21 per cent on a year-on-year basis, according to data from aviation regulator Directorate General of Civil Aviation (DGCA).