What is the cheapest airline that flies from Bihar to West Bengal?

Alliance Air, IndiGo, and Air India are the most popular carriers operating from Bihar to West Bengal

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

As of September 2026, there are 14 flights per week flying from Bihar to West Bengal. The most common day of the week flights depart is Mon, with 21% of flights taking off on this day.

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

2 flights are operational daily from Bihar to West Bengal as of September 2026. The most popular departure time for this route is 11:00, with 60% of flights per day taking off at midday.

When did momondo last update prices for flights from Bihar to West Bengal?

Prices for flights from Bihar to West Bengal refresh daily.

How many operators does momondo search for flights from Bihar to West Bengal?

As of September 2026, there are 2 operators available to choose from for flights from Bihar to West Bengal.

How old do you have to be to fly from Bihar to West Bengal?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bihar to West Bengal.

What documentation or ID do you need to fly to West Bengal?

The required travel and health documents for your West Bengal 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 West Bengal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

₹ 4,095 Cheap Flights from Bihar to West Bengal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bihar to West Bengal

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

19:05 - 20:35PAT Patna-CCU Kolkata Netaji S. Chandra

1h 30mdirect

11:50 - 13:20CCU Kolkata Netaji S. Chandra-PAT Patna

1h 30mdirect

₹ 7,809Alliance Air

Sun, 27 Sep - Mon, 28 Sep

19:35 - 20:45PAT Patna-CCU Kolkata Netaji S. Chandra

1h 10mdirect

10:25 - 11:35CCU Kolkata Netaji S. Chandra-PAT Patna

1h 10mdirect

₹ 8,000IndiGo

Fri, 11 Dec - Fri, 18 Dec

19:35 - 20:45PAT Patna-CCU Kolkata Netaji S. Chandra

1h 10mdirect

10:25 - 11:35CCU Kolkata Netaji S. Chandra-PAT Patna

1h 10mdirect

₹ 8,095IndiGo

Fri, 11 Dec - Fri, 18 Dec

19:45 - 21:05PAT Patna-CCU Kolkata Netaji S. Chandra

1h 20mdirect

10:45 - 11:55CCU Kolkata Netaji S. Chandra-PAT Patna

1h 10mdirect

₹ 8,381IndiGo

Wed, 23 Sep - Wed, 30 Sep

12:40 - 13:45PAT Patna-CCU Kolkata Netaji S. Chandra

1h 05mdirect

11:50 - 13:20CCU Kolkata Netaji S. Chandra-PAT Patna

1h 30mdirect

₹ 8,476Multiple Airlines

Mon, 28 Sep - Mon, 5 Oct

18:25 - 22:45PAT Patna-CCU Kolkata Netaji S. Chandra

4h 20m1 stop Ranchi

11:50 - 13:20CCU Kolkata Netaji S. Chandra-PAT Patna

1h 30mdirect

₹ 8,857Multiple Airlines

Wed, 23 Sep - Wed, 30 Sep

18:25 - 22:45PAT Patna-CCU Kolkata Netaji S. Chandra

4h 20m1 stop Ranchi

11:50 - 13:20CCU Kolkata Netaji S. Chandra-PAT Patna

1h 30mdirect

₹ 9,143Multiple Airlines

Sun, 27 Sep - Mon, 28 Sep

15:20 - 09:00PAT Patna-IXB Bagdogra

17h 40m2 stops New Delhi Indira Gandhi Intl Kolkata Netaji S. Chandra

19:45 - 07:55IXB Bagdogra-PAT Patna

12h 10m1 stop New Delhi Indira Gandhi Intl

₹ 28,381Air India

Tue, 15 Sep - Fri, 18 Sep

08:25 - 21:30PAT Patna-CCU Kolkata Netaji S. Chandra

13h 05m2 stops New Delhi Indira Gandhi Intl Bagdogra

07:20 - 20:45CCU Kolkata Netaji S. Chandra-PAT Patna

13h 25m2 stops Guwahati Borjhar New Delhi Indira Gandhi Intl

₹ 29,333Air India

Wed, 23 Sep - Wed, 30 Sep

08:25 - 21:30PAT Patna-CCU Kolkata Netaji S. Chandra

13h 05m2 stops New Delhi Indira Gandhi Intl Bagdogra

21:00 - 07:55CCU Kolkata Netaji S. Chandra-PAT Patna

10h 55m1 stop New Delhi Indira Gandhi Intl

₹ 29,904Air India

Wed, 23 Sep - Wed, 30 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

19:45 - 21:05PAT Patna-CCU Kolkata Netaji S. Chandra

1h 20mdirect

18:05 - 19:10CCU Kolkata Netaji S. Chandra-PAT Patna

1h 05mdirect

₹ 9,238IndiGo

Sun, 6 Sep - Sun, 13 Sep

18:25 - 22:45PAT Patna-CCU Kolkata Netaji S. Chandra

4h 20m1 stop Ranchi

10:45 - 11:55CCU Kolkata Netaji S. Chandra-PAT Patna

1h 10mdirect

₹ 9,333IndiGo

Sun, 6 Sep - Sun, 13 Sep

12:40 - 13:45PAT Patna-CCU Kolkata Netaji S. Chandra

1h 05mdirect

11:50 - 13:20CCU Kolkata Netaji S. Chandra-PAT Patna

1h 30mdirect

₹ 9,428Multiple Airlines

Thu, 3 Sep - Sun, 6 Sep

12:40 - 13:45PAT Patna-CCU Kolkata Netaji S. Chandra

1h 05mdirect

18:05 - 19:10CCU Kolkata Netaji S. Chandra-PAT Patna

1h 05mdirect

₹ 10,000IndiGo

Thu, 3 Sep - Fri, 4 Sep

12:40 - 13:45PAT Patna-CCU Kolkata Netaji S. Chandra

1h 05mdirect

18:05 - 19:10CCU Kolkata Netaji S. Chandra-PAT Patna

1h 05mdirect

₹ 10,476IndiGo

Sat, 5 Sep - Sat, 5 Sep

21:20 - 21:45PAT Patna-CCU Kolkata Netaji S. Chandra

24h 25m2 stops New Delhi Indira Gandhi Intl Guwahati Borjhar

06:50 - 14:40CCU Kolkata Netaji S. Chandra-PAT Patna

7h 50m1 stop Ranchi

₹ 19,047Multiple Airlines

Sun, 6 Sep - Sun, 13 Sep

12:40 - 13:45PAT Patna-CCU Kolkata Netaji S. Chandra

1h 05mdirect

21:00 - 20:45CCU Kolkata Netaji S. Chandra-PAT Patna

23h 45m1 stop New Delhi Indira Gandhi Intl

₹ 19,428Multiple Airlines

Thu, 3 Sep - Thu, 3 Sep

21:20 - 21:45PAT Patna-CCU Kolkata Netaji S. Chandra

24h 25m2 stops New Delhi Indira Gandhi Intl Guwahati Borjhar

07:20 - 16:25CCU Kolkata Netaji S. Chandra-PAT Patna

9h 05m2 stops Guwahati Borjhar New Delhi Indira Gandhi Intl

₹ 25,714Air India

Sun, 6 Sep - Sun, 13 Sep

13:25 - 20:20PAT Patna-CCU Kolkata Netaji S. Chandra

6h 55m1 stop New Delhi Indira Gandhi Intl

22:30 - 20:45CCU Kolkata Netaji S. Chandra-PAT Patna

22h 15m1 stop New Delhi Indira Gandhi Intl

₹ 28,666Air India

Thu, 3 Sep - Thu, 3 Sep

08:25 - 15:20PAT Patna-CCU Kolkata Netaji S. Chandra

6h 55m1 stop New Delhi Indira Gandhi Intl

22:30 - 16:25CCU Kolkata Netaji S. Chandra-PAT Patna

17h 55m1 stop New Delhi Indira Gandhi Intl

₹ 29,047Air India

Sat, 5 Sep - Sat, 5 Sep

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IndiGo flights from Bihar to West Bengal

Our best IndiGo deals on Bihar to West Bengal flight tickets

IndiGo

23 Sept

PAT19:45Patna

1h 20m

CCU21:05Kolkata Netaji S. Chandra

30 Sept

CCU10:45Kolkata Netaji S. Chandra

1h 10m

PAT11:55Patna

₹ 8,381

IndiGo

12 Sept

PAT12:40Patna

1h 05m

CCU13:45Kolkata Netaji S. Chandra

16 Sept

CCU10:45Kolkata Netaji S. Chandra

1h 10m

PAT11:55Patna

₹ 8,762

IndiGo

12 Sept

PAT18:25Patna

4h 20m

1 stop

CCU22:45Kolkata Netaji S. Chandra

16 Sept

CCU10:45Kolkata Netaji S. Chandra

1h 10m

PAT11:55Patna

₹ 9,047

Air India flights from Bihar to West Bengal

Our best Air India deals on Bihar to West Bengal flight tickets

Air India

6 Sept

PAT21:20Patna

24h 25m

2 stops

CCU21:45Kolkata Netaji S. Chandra

13 Sept

CCU07:20Kolkata Netaji S. Chandra

9h 05m

2 stops

PAT16:25Patna

₹ 25,714

Air India

15 Sept

PAT15:20Patna

17h 40m

2 stops

IXB09:00Bagdogra

18 Sept

IXB19:45Bagdogra

12h 10m

1 stop

PAT07:55Patna

₹ 28,381

Air India

3 Sept

PAT13:25Patna

6h 55m

1 stop

CCU20:20Kolkata Netaji S. Chandra

3 Sept

CCU22:30Kolkata Netaji S. Chandra

22h 15m

1 stop

PAT20:45Patna

₹ 28,666

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Sun 27/9

19:05-20:35

Nonstop1h 30m

Kolkata Netaji S. Chandra

Mon 28/9

11:50-13:20

Nonstop1h 30m

₹ 7,809

Fastest return journey

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Fri 11/12

19:35-20:45

Nonstop1h 10m

Kolkata Netaji S. Chandra

Fri 18/12

10:25-11:35

Nonstop1h 10m

₹ 8,000

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Fri 11/12

19:35-20:45

Nonstop1h 10m

Kolkata Netaji S. Chandra

Fri 18/12

10:25-11:35

Nonstop1h 10m

₹ 8,095

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Wed 23/9

19:45-21:05

Nonstop1h 20m

Kolkata Netaji S. Chandra

Wed 30/9

10:45-11:55

Nonstop1h 10m

₹ 8,381

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Mon 28/9

12:40-13:45

Nonstop1h 05m

Kolkata Netaji S. Chandra

Mon 5/10

11:50-13:20

Nonstop1h 30m

₹ 8,476

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Wed 23/9

18:25-22:45

1 stop4h 20m

Kolkata Netaji S. Chandra

Wed 30/9

11:50-13:20

Nonstop1h 30m

₹ 8,857

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Sun 27/9

18:25-22:45

1 stop4h 20m

Kolkata Netaji S. Chandra

Mon 28/9

11:50-13:20

Nonstop1h 30m

₹ 9,143

PatnaBagdogra

PAT Patna - IXB Bagdogra

PATIXB

Patna

Tue 15/9

15:20-09:00

2 stops17h 40m

Bagdogra

Fri 18/9

19:45-07:55

1 stop12h 10m

₹ 28,381

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Wed 23/9

08:25-21:30

2 stops13h 05m

Kolkata Netaji S. Chandra

Wed 30/9

07:20-20:45

2 stops13h 25m

₹ 29,333

PatnaKolkata

PAT Patna - CCU Kolkata Netaji S. Chandra

PATCCU

Patna

Wed 23/9

08:25-21:30

2 stops13h 05m

Kolkata Netaji S. Chandra

Wed 30/9

21:00-07:55

1 stop10h 55m

₹ 29,904

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 Bihar to West Bengal

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 West Bengal?

The month of March is, on average, the cheapest month to fly to West Bengal from Bihar, with most prices found around ₹ 7,048. If you aren’t able to travel to West Bengal during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of ₹ 7,428.

What is the cheapest day to depart on your flight to West Bengal?

On average, the least expensive day to fly to West Bengal from Bihar is on a Sunday. momondo users have found tickets for Sunday departures for as low as ₹ 8,639. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Bihar because it is more convenient for both business and leisure travellers. As a result, prices tend to be around ₹ 10,446.

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

In the evening is the cheapest time of day to fly from Bihar to West Bengal when you can find flight prices for as low as ₹ 8,782. Flying to West Bengal in the evening is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to West Bengal, so prices are often more expensive at around ₹ 10,720 per ticket.

What is the cheapest Bihar to West Bengal flight route?

Fly from Purnea to Kolkata Netaji S. Chandra for the best Bihar - West Bengal flight prices

What cabin class options are available on Bihar to West Bengal flights?

There is only 1 cabin class available to choose from on Bihar to West Bengal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Bihar to West Bengal flights?

No. A direct flight is the cheapest option for a flight between Bihar to West Bengal.

Cheap Bihar to West Bengal flight deals and tips

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

Best price found	₹ 4,095
Fastest flight time	1h 05m
Direct flights	Every day
Airports in West Bengal	5 airports

The best one-way flight to West Bengal from Bihar in the past 72 hours is ₹ 4,095. The best return flight deal from Bihar to West Bengal found on momondo in the last 72 hours is ₹ 7,809.

The fastest flight from Bihar to West Bengal takes 1h 05m

Direct flights go from Bihar to West Bengal every day.

There are 5 airports in West Bengal. From Bihar there are direct flights to Kolkata Netaji S. Chandra (CCU).

Search flight deals

Frequently asked questions about flying from Bihar to West Bengal

When did momondo last update prices for flights from Bihar to West Bengal?
Prices for flights from Bihar to West Bengal refresh daily.
How many operators does momondo search for flights from Bihar to West Bengal?
As of September 2026, there are 2 operators available to choose from for flights from Bihar to West Bengal.
How old do you have to be to fly from Bihar to West Bengal?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bihar to West Bengal.
What documentation or ID do you need to fly to West Bengal?
The required travel and health documents for your West Bengal 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 West Bengal. 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 Bihar to West Bengal?
momondo data reveals that the most frequently booked plane model on the route from Bihar to West Bengal is Airbus A320neo, representing 47.50% of all bookings. The subsequent popular models are Airbus A320 (sharklets) at 22.50%, ATR 72-201 / 202 at 21.25%, and Airbus A320-100/200 at 3.12%.

Best airlines flying from Bihar to West Bengal

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

Airline	Rating	Free Cancellation	Price
IndiGo	PriceFrom ₹ 4,203	Free Cancellation	Rating 6.8 582 reviews		Search IndiGo flights
Air India	PriceFrom ₹ 20,564	Free Cancellation	Rating 5.5 2,941 reviews		Search Air India flights

Why use momondo?

Why should I use momondo to find a flight deal from Bihar to West Bengal?

Finding the right flight to West Bengal from Bihar is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to West Bengal quick and easy, saving you time and money.

Can I find flights from Bihar to West Bengal with flexible booking policies on momondo?

momondo does allow users to show only those flights to West Bengal from Bihar which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Bihar to West Bengal?

momondo helps you find the best flight between Bihar and West Bengal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Bihar to West Bengal right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Bihar to West Bengal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to West Bengal and let you know when they change.