The best month to arrive at Delhi is September and the most expensive month to fly is December. (Average prices, based on 1950 datapoints.)
The best day to arrive at Delhi is Tuesday and it would be best to avoid Saturday, as prices are on average 53.54% higher than on Tuesday. (Average prices, based on 1849 datapoints.)
The cheapest airline flying to Delhi is Nepal Airlines. They are 63% cheaper than Thai Airways. (Average prices, based on 2260 datapoints.)
At Delhi the most flights depart around 20:00. (Hourly flights, based on 2723 datapoints.)
From Delhi it is on average the cheapest to fly to Lucknow and to Varanasi. (Average prices, based on 548 datapoints.)
From Delhi most of the flights depart to Mumbai, second best connected from Delhi is Bangalore. (Daily flights, based on 276 datapoints.)