As you have asked about the route directions from Indira Gandhi International (IGI Airport to IFFCO Chowk, I am giving you information about it, check below for the details

22 min (15.9 km)
Via NH8

Indira Gandhi International Airport
New Delhi, Delhi 110037

Get on NH8 in Rangpuri from IGI Airport T3 Road and Rangpuri
3.5 km
Head west on IGI T3 Rd
72 m
Slight right towards IGI T3 Rd
75 m
Turn right onto IGI T3 Rd
230 m
Continue onto IGI Rd/Northern Access Rd
280 m
Turn right towards IGI Rd/Northern Access Rd
76 m
Turn right onto IGI Rd/Northern Access Rd
180 m
Turn left onto IGI Airport T3 Road
350 m
Continue straight to stay on IGI Airport T3 Road
1.2 km
Keep right to stay on IGI Airport T3 Road
300 m
At the roundabout, take the 2nd exit
300 m
At Punjab National Bank ATM, continue onto Rangpuri
400 m
Turn right to merge onto NH8
25 m
Follow NH8 to Sector 29, Gurgaon. Take exit 7 from NH8
10.0 km
Merge onto NH8
4.3 km
Keep right to stay on NH8
5.4 km
Take exit 7
260 m
Take Leisure Valley Rd to your destination in Sushant Lok Phase I
2.3 km
Turn left after Hero MotoCorp Traffic Safety Park (Traffic Park) (on the left)
240 m
Turn left onto Leisure Valley Rd
1.6 km
Turn right
550 m

IFFCO Chowk
Sector 29, Gurgaon, Haryana 122002