Indira Gandhi International Airport (DEL) currently has nonstop service to 151 destinations on 67 airlines in our latest departure data. The busiest route is to Mumbai (BOM), served by 6 carriers, and the largest operator here is IndiGo with nonstops to 91 destinations. 74 of its routes are international.
Route data as of June 15, 2026, based on a 7-day departures sample.