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 49% of people opting to fly with this airline when travelling to Bihar. Keep in mind that there are 4 different airlines that fly to Bihar on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Karnataka to Bihar?

Air India Express and IndiGo are the most popular carriers operating from Karnataka to Bihar

How many flights depart from Karnataka to Bihar on average per day?

As of May 2026, there are 16 flights per day flying from Karnataka to Bihar. The most common time of day flights depart is 16:00, with 43% 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 112 per week as of May 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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 4 operators available for flights from Karnataka to Bihar as of May 2026.

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.

₹ 7,288 Cheap Flights from Karnataka to Bihar in 2026

1 adult

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Find the cheapest flights from Karnataka to Bihar

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

16:55 - 19:35

BLR

PAT

2h 40mdirect

20:05 - 22:55

PAT

BLR

2h 50mdirect

₹ 15,246Air India Express

Fri, 12 Jun - Fri, 19 Jun

16:55 - 19:35

BLR

PAT

2h 40mdirect

20:05 - 22:55

PAT

BLR

2h 50mdirect

₹ 15,342Air India Express

Tue, 9 Jun - Mon, 15 Jun

16:45 - 19:15

BLR

PAT

2h 30mdirect

17:55 - 20:30

PAT

BLR

2h 35mdirect

₹ 15,438IndiGo

Wed, 10 Jun - Wed, 17 Jun

16:45 - 19:15

BLR

PAT

2h 30mdirect

18:05 - 22:45

PAT

BLR

4h 40m

1 stop

₹ 15,630IndiGo

Wed, 3 Jun - Mon, 15 Jun

08:25 - 11:00

BLR

PAT

2h 35mdirect

20:00 - 22:50

PAT

BLR

2h 50mdirect

₹ 15,726IndiGo

Wed, 3 Jun - Thu, 25 Jun

11:35 - 17:30

BLR

PAT

5h 55m

1 stop

18:05 - 22:45

PAT

BLR

4h 40m

1 stop

₹ 15,822IndiGo

Wed, 3 Jun - Mon, 15 Jun

09:50 - 12:30

BLR

PAT

2h 40mdirect

13:00 - 15:40

PAT

BLR

2h 40mdirect

₹ 15,918Air India Express

Wed, 10 Jun - Wed, 17 Jun

10:15 - 17:30

BLR

PAT

7h 15m

1 stop

17:55 - 20:30

PAT

BLR

2h 35mdirect

₹ 16,014IndiGo

Thu, 18 Jun - Fri, 26 Jun

08:25 - 11:00

BLR

PAT

2h 35mdirect

18:05 - 22:45

PAT

BLR

4h 40m

1 stop

₹ 16,109IndiGo

Wed, 3 Jun - Thu, 25 Jun

20:15 - 22:50

BLR

PAT

2h 35mdirect

17:55 - 20:30

PAT

BLR

2h 35mdirect

₹ 16,205IndiGo

Sat, 13 Jun - Sat, 27 Jun

IndiGo flights from Karnataka to Bihar

Our best IndiGo deals on Karnataka to Bihar flight tickets

IndiGo

10 Jun

BLR16:45Bengaluru Intl

2h 30m

PAT19:15Patna

17 Jun

PAT17:55Patna

2h 35m

BLR20:30Bengaluru Intl

₹ 15,438

IndiGo

3 Jun

BLR16:45Bengaluru Intl

2h 30m

PAT19:15Patna

15 Jun

PAT18:05Patna

4h 40m

1 stop

BLR22:45Bengaluru Intl

₹ 15,630

IndiGo

3 Jun

BLR08:25Bengaluru Intl

2h 35m

PAT11:00Patna

25 Jun

PAT20:00Patna

2h 50m

BLR22:50Bengaluru Intl

₹ 15,726

Air India flights from Karnataka to Bihar

Our best Air India deals on Karnataka to Bihar flight tickets

Air India

9 Jun

BLR21:30Bengaluru Intl

15h 55m

1 stop

PAT13:25Patna

15 Jun

PAT15:05Patna

6h 45m

1 stop

BLR21:50Bengaluru Intl

₹ 19,178

Air India

9 Jun

BLR06:35Bengaluru Intl

6h 50m

1 stop

PAT13:25Patna

15 Jun

PAT15:05Patna

5h 30m

1 stop

BLR20:35Bengaluru Intl

₹ 19,370

Air India

21 May

BLR02:20Bengaluru Intl

11h 05m

1 stop

PAT13:25Patna

24 May

PAT14:00Patna

7h 50m

1 stop

BLR21:50Bengaluru Intl

₹ 19,657

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Fri 12/6

16:55-19:35

Nonstop2h 40m

Patna

Fri 19/6

20:05-22:55

Nonstop2h 50m

₹ 15,246

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Tue 9/6

16:55-19:35

Nonstop2h 40m

Patna

Mon 15/6

20:05-22:55

Nonstop2h 50m

₹ 15,342

Fastest return journey

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Wed 10/6

16:45-19:15

Nonstop2h 30m

Patna

Wed 17/6

17:55-20:30

Nonstop2h 35m

₹ 15,438

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Wed 3/6

16:45-19:15

Nonstop2h 30m

Patna

Mon 15/6

18:05-22:45

1 stop4h 40m

₹ 15,630

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Wed 3/6

08:25-11:00

Nonstop2h 35m

Patna

Thu 25/6

20:00-22:50

Nonstop2h 50m

₹ 15,726

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Wed 3/6

11:35-17:30

1 stop5h 55m

Patna

Mon 15/6

18:05-22:45

1 stop4h 40m

₹ 15,822

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Wed 10/6

09:50-12:30

Nonstop2h 40m

Patna

Wed 17/6

13:00-15:40

Nonstop2h 40m

₹ 15,918

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Thu 18/6

10:15-17:30

1 stop7h 15m

Patna

Fri 26/6

17:55-20:30

Nonstop2h 35m

₹ 16,014

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Wed 3/6

08:25-11:00

Nonstop2h 35m

Patna

Thu 25/6

18:05-22:45

1 stop4h 40m

₹ 16,109

BengaluruPatna

BLR - PAT

BLRPAT

Bengaluru Intl

Sat 13/6

20:15-22:50

Nonstop2h 35m

Patna

Sat 27/6

17:55-20:30

Nonstop2h 35m

₹ 16,205

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Bihar?

The cheapest month to fly to Bihar from Karnataka is in September. Flight prices, which tend to average around ₹ 6,137, 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 September, then flying in December is also cheap. Prices for this month can be found on momondo for an average of ₹ 7,000.

What is the cheapest day to depart on your flight to Bihar?

Our data shows that Thursday is the least expensive day to fly to Bihar. Tickets to fly out on this day can be as low as ₹ 15,784. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Bihar on Sunday is ₹ 17,913.

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 at midday. Our users have found flights to Bihar at midday for as low as ₹ 15,514. In the afternoon is when there is more demand to fly to Bihar, so prices are often more expensive at around ₹ 17,560 per ticket.

What is the cheapest Karnataka to Bihar flight route?

Fly from Bengaluru Intl to Darbhanga for the best Karnataka - Bihar flight prices

How far in advance should I book a flight from Karnataka 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 ₹ 16,150 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 ₹ 11,986 on momondo.

Can stopping save me money on Karnataka to Bihar flights?

You could potentially save up to 1% on your flight if you consider stops on a Karnataka to Bihar flight.

Cheap Karnataka to Bihar flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Karnataka to Bihar

Best price found	₹ 7,010
Fastest flight time	2h 35m
Direct flights	Every day
Airports in Bihar	5 airports

The best one-way flight to Bihar from Karnataka in the past 72 hours is ₹ 7,010. The best return flight deal from Karnataka to Bihar found on momondo in the last 72 hours is ₹ 16,849.

The fastest flight from Karnataka to Bihar takes 2h 35m

Direct flights go from Karnataka to Bihar every day.

There are 5 airports in Bihar. From Karnataka there are direct flights to Patna (PAT).

Search flight deals

Frequently asked questions about flying 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 4 operators available for flights from Karnataka to Bihar as of May 2026.
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 35.13% of the total bookings. Other popular models include Boeing 737 MAX 8 with 28.74%, Boeing 737-800 Passenger/BBJ2 (winglets) with 18.49%, and Boeing 737 with 8.74%.

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
Air India	PriceFrom ₹ 7,465	Free Cancellation	Rating 5.5 2,957 reviews	Search Air India flights
IndiGo	PriceFrom ₹ 9,354	Free Cancellation	Rating 6.8 559 reviews	Search IndiGo flights
Air India Express	PriceFrom ₹ 10,991	Free Cancellation	Rating 0.0 0 reviews	Search Air India Express flights
SpiceJet	PriceFrom ₹ 12,215	Free Cancellation	Rating 4.6 85 reviews	Search SpiceJet flights

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.

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Popular Cities in Bihar

Flights to New Delhifrom ₹ 4,603

Flights to Mumbaifrom ₹ 4,219

Flights to Bengalurufrom ₹ 3,548

Flights to Kolkatafrom ₹ 7,000

Flights to Hyderabadfrom ₹ 4,794

Flights to Chennaifrom ₹ 6,425

Flights to Ahmedabadfrom ₹ 4,890

Flights to Punefrom ₹ 5,945

Flights to Vasco da Gamafrom ₹ 3,548

Flights to Varanasifrom ₹ 8,822

Flights to Patnafrom ₹ 5,849

Flights to Kochifrom ₹ 5,945

Cheap flights from Karnataka to Bihar from ₹ 7,288

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 25/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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IndiGo flights from Karnataka to Bihar

Our best IndiGo 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

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How to get the cheapest flight ticket from Karnataka to Bihar

What is the cheapest month to fly to Bihar?

What is the cheapest day to depart on your flight to Bihar?

What is the cheapest time of day to depart on your flight to Bihar?

What is the cheapest Karnataka to Bihar flight route?

How far in advance should I book a flight from Karnataka to Bihar?

Can stopping save me money on Karnataka to Bihar flights?

What is the cheapest airline that flies from Karnataka to Bihar?

Which airlines fly to Bihar?

How many flights depart from Karnataka to Bihar on average per day?

How many flights depart from Karnataka to Bihar on average per week?

Cheap Karnataka to Bihar flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Karnataka to Bihar

Best price found

Fastest flight time

Direct flights

Airports in Bihar

Frequently asked questions about flying from Karnataka to Bihar

Best airlines flying from Karnataka to Bihar

Compare and see reviews for airlines that fly from Karnataka to Bihar with momondo

Why use momondo?

An easier way to manage your Bihar trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Bihar

Popular Cities in Bihar

Popular flights according to clicks in the last 7 days on momondo

Karnataka flight routes

According to popular flight searches on momondo this year

Bihar flight routes

According to popular flight searches on momondo this year

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