Booking cheap flight tickets to Delhi can be a tricky task, but with a few simple steps, you can save money on your travel. First, research different airline websites to compare prices and find the best deals. Make sure to check for any hidden fees or extra charges. Next, sign up for airline newsletters or follow them on social media, as they often offer discounts or promotions. Additionally, try to book your tickets at least two weeks in advance, as prices tend to increase closer to the departure date. Finally, consider flying during off-peak hours, as flights during peak hours can be more expensive. With these tips, you should be able to find a great deal on your flight to Delhi.