Aviation Domestic air passenger growth slows to 3.7% in 2019; IndiGo beats GoAir in punctuality Updated : January 21, 2020 06:14 AM IST IndiGo’s PLF fell to 90.1 percent in December in comparison to 91.4 percent in November. SpiceJet’s PLF fell to 92.7 percent in December from 92.8 percent in the preceding month. GoAir witnessed a fall in PLF at 89.7 percent in December from 92.7 percent in November. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.