Cheap flights from Bihar to National Capital Territory of India from ₹ 4,684

In general, September is the cheapest month to fly from Bihar to National Capital Territory of India. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 9,736. If you aren’t able to travel during the month of September, then book flights to National Capital Territory of India from Bihar during January instead. Flights to National Capital Territory of India in January, while not as cheap as those in September, still average around ₹ 10,103.

The cheapest day to depart from Bihar to National Capital Territory of India is on a Wednesday when prices can be found for as low as ₹ 13,177. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to National Capital Territory of India on Monday is ₹ 17,386.

According to our data, the cheapest time of day to fly to National Capital Territory of India is in the morning. momondo users have found flights departing from Bihar to National Capital Territory of India in the morning for as low as ₹ 13,298. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive, with an average ticket price of ₹ 22,361.

Fly from Darbhanga to New Delhi Indira Gandhi Intl for the best Bihar - National Capital Territory of India flight prices

You are more likely to see cheaper flights to National Capital Territory of India from Bihar when booking weeks ahead of your departure date. In general, you can expect to find flights to National Capital Territory of India for around ₹ 10,900 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to National Capital Territory of India from Bihar for as low as ₹ 10,195 on momondo.

There are 4 cabin classes available to choose from on Bihar to National Capital Territory of India flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

SpiceJet, IndiGo, and Air India are the most popular carriers operating from Bihar to National Capital Territory of India

IndiGo, SpiceJet and Air India are the top three most popular airlines that fly to National Capital Territory of India from Bihar according to our data. IndiGo is the first choice among our users, with 39% of people opting to fly with this airline when travelling to National Capital Territory of India. Keep in mind that there are 5 different airlines that fly to National Capital Territory of India on a routine basis, so you have a few additional options to choose from.

32 flights are operational daily from Bihar to National Capital Territory of India as of March 2026. The most popular departure time for this route is 21:00, with 44% of flights per day taking off in the evening.

As of March 2026, there are 228 flights per week flying from Bihar to National Capital Territory of India. The most common day of the week flights depart is Sat, with 16% of flights taking off on this day.