Cheap flights from Karnataka to Bihar from ₹ 5,269
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Karnataka to Bihar departing on 25/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Early arrival? Instantly customie your resultsTrusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Karnataka to Bihar
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Air India Express flights from Karnataka to Bihar
Our best Air India Express deals on Karnataka to Bihar flight tickets
Air India flights from Karnataka to Bihar
Our best Air India deals on Karnataka to Bihar flight tickets
See travel insights to Bihar from
How to get the cheapest flight ticket from Karnataka to Bihar
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Bihar?
The cheapest month to fly to Bihar from Karnataka is in May. Flight prices, which tend to average around ₹ 13,002, are often lower during this time because this is during the off-season. If you aren’t able to travel to Bihar during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of ₹ 13,087.
What is the cheapest day to depart on your flight to Bihar?
Our data shows that Tuesday is the least expensive day to fly to Bihar. Tickets to fly out on this day can be as low as ₹ 14,896. 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 Bihar on Monday is ₹ 17,036.
What is the cheapest time of day to depart on your flight to Bihar?
Our data shows that the cheapest Karnataka to Bihar flights are usually those with departure times in the evening. Our users have found flights to Bihar in the evening for as low as ₹ 14,177. In the afternoon is when there is more demand to fly to Bihar, so prices are often more expensive at around ₹ 16,001 per ticket.
What is the cheapest Karnataka to Bihar flight route?
Fly from Bengaluru Intl to Patna for the best Karnataka - Bihar flight prices
How far in advance should I book a flight to Bihar?
You are more likely to see cheaper flights to Bihar from Karnataka when booking weeks ahead of your departure date. In general, you can expect to find flights to Bihar for around ₹ 15,445 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bihar from Karnataka for as low as ₹ 13,426 on momondo.
What cabin class options are available on Karnataka to Bihar flights?
There are 3 cabin classes available to choose from on Karnataka to Bihar flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Karnataka to Bihar?
Air India Express, SpiceJet, and IndiGo are the most popular carriers operating from Karnataka to Bihar
Which airlines fly to Bihar?
IndiGo, SpiceJet and Air India Express are the top three most popular airlines that fly to Bihar from Karnataka according to our data. IndiGo is the first choice among our users, with 59% of people opting to fly with this airline when travelling to Bihar. Keep in mind that there are 3 different airlines that fly to Bihar on a routine basis, so you have a few additional options to choose from.
How many flights depart from Karnataka to Bihar on average per day?
As of July 2025, there are 14 flights per day flying from Karnataka to Bihar. The most common time of day flights depart is 14:00, with 42% of flights taking off in the afternoon.
How many flights depart from Karnataka to Bihar on average per week?
The number of flights available between Karnataka and Bihar is 98 per week as of July 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.
Cheap Karnataka to Bihar flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Karnataka to Bihar
When did momondo last update prices for flights from Karnataka to Bihar?
Prices for flights from Karnataka to Bihar were last updated today.
How many operators does momondo search for flights from Karnataka to Bihar?
There are 3 operators available for flights from Karnataka to Bihar as of July 2025.
How old do you have to be to fly from Karnataka to Bihar?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Karnataka to Bihar.
What documentation or ID do you need to fly to Bihar?
The required travel and health documents for your Bihar trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bihar. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Karnataka to Bihar?
Based on momondo bookings for flights between Karnataka and Bihar, the leading plane model is Airbus A320neo, making up 31.30% of the total bookings. Other popular models include Boeing 737 MAX 8 with 19.65%, Boeing 737 with 16.53%, and Airbus A320 (sharklets) with 14.91%.
Best airlines flying from Karnataka to Bihar
Compare and see reviews for airlines that fly from Karnataka to Bihar with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom ₹ 11,393 | Free Cancellation | Rating 5.9 9 reviews | |||
| PriceFrom ₹ 11,945 | Free Cancellation | Rating 6.8 476 reviews | |||
| PriceFrom ₹ 12,790 | Free Cancellation | Rating 4.9 88 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Karnataka to Bihar?
It is quick and easy to find Karnataka to Bihar flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bihar that suits you.
Can I find flights from Karnataka to Bihar with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Bihar from Karnataka with this policy.
How can momondo help me find flights from Karnataka to Bihar?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bihar from Karnataka.
I’m not ready to book a flight from Karnataka to Bihar right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Karnataka to Bihar now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bihar and let you know when they change.