There is one major airport that we recommend for commercial flights into Delhi. You can research nonstop direct flights into multiple airports, whether you're flying international or domestic, using connecting flights, or even landing at a smaller local executive airport in your private jet charter. Plan out your transporation to get from the airport to downtown, and look for hotels and things to do in Delhi.
Here are some of the airports with international flights serving Delhi:
Here are some of the airports with domestic flights serving Delhi:
This page is just a starting point, to really get personalized advice from Delhi locals and experienced travelers, post a question on Trippy! You can start by browsing the questions other people have asked about Delhi.
If you've changed your mind and decided to go somewhere else, go to the main page and explore airports in any city.