It'll depend on where you're traveling from, but take a look at these average travel times for three popular routes to India: Washington, DC (IAD-Washington Dulles Intl.) to Indira Gandhi Intl. Airport (DEL) - 14 hours and 15 minutes Newark, NJ (EWR-Liberty Intl.) to Indira Gandhi Intl. Airport (DEL) - 14 hours and 5 minutes New York, NY (JFK-John F. Kennedy Intl.) to Indira Gandhi Intl. Airport (DEL) - 15 hours and 10 minutes