Question 1

How often are flights from Bangkok to Kolkata delayed?

Accepted Answer

About 13% of weekly flights between Bangkok and Kolkata have experienced delays in the past year, with the average delay time being 103 minutes.

Question 2

What is the most punctual flight time for Bangkok to Kolkata flights?

Accepted Answer

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

Question 3

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Question 4

Which airline has the best punctuality record on Bangkok to Kolkata flights?

Accepted Answer

Over the past year, IndiGo have had the lowest number of delays on this route, with just 5% of flights being delayed.

Question 5

What is the cheapest airline to fly from Bangkok to Kolkata round-trip?

Accepted Answer

Flying on Thai Airways is currently your cheapest option to Kolkata, with prices starting at ฿8,615.

Question 6

What are the cheapest airlines to fly from Bangkok to Kolkata one-way?

Accepted Answer

The cheapest airline one-way is Thai Vietjet Air, with whom users have recently found tickets for as low as ฿2,284. However, be on the lookout for offers from Thai Lion Air and Thai AirAsia, as they are both options that can get you from Bangkok to Kolkata for a low price.

Question 7

What is the cheapest month to book a flight from Bangkok to Kolkata?

Accepted Answer

Currently, March is the cheapest month in which you can book a flight from Bangkok to Kolkata (average of ฿5,769). Flying from Bangkok to Kolkata in June is currently the most expensive (average of ฿13,081). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 8

Weekly flight availability from Bangkok to Kolkata

Accepted Answer

The most flights from TH1 to CCU are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Question 9

E

Accepted Answer

In terms of precipitation, rainfall in Kolkata ranges from 7.0 - 356.0 inches per month. August is typically the wettest month, when rainfall can reach 356.0 mm. December is typically the driest time to visit Kolkata when rainfall is around 7.0 mm.

Question 10

E

Accepted Answer

If weather is an important factor for your trip to Kolkata, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 31.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Question 11

What are the cheapest flights from Bangkok to Kolkata?

Accepted Answer

Looking for the cheapest flight from Bangkok to Kolkata? While on average our users pay ฿25,837, our data indicates the cheapest price to be ฿4,970. The most popular route (Bangkok Suvarnabhumi - Kolkata Netaji S. Chandra), is priced around ฿9,995.

Question 12

What are the most reliable airlines from Bangkok to Kolkata?

Accepted Answer

The top 3 most reliable airlines when flying from Bangkok to Kolkata are IndiGo (97%), Bhutan Airlines (91%) and Thai Vietjet Air (85%).

Question 13

What is the cheapest time of day to fly from BKK to CCU?

Accepted Answer

When flying from Bangkok to Kolkata, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 11% versus a flight in the morning.

Question 14

What airport do you fly into for flights to Kolkata from Bangkok?

Accepted Answer

Most people fly into Kolkata Netaji S. Chandra (CCU) if they book a flight to Kolkata from Bangkok. On average, Netaji S. Chandra has 5 inbound flights from Bangkok per day from 1 airline. Kolkata Netaji S. Chandra is conveniently located just 13.4 km from Kolkata’s city centre.

Question 15

Can I find deals for flights from Bangkok to Kolkata that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Bangkok to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 16

How can I find direct flights from Bangkok to Kolkata?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Kolkata.

Question 17

Can I find deals for business class flights from Bangkok to Kolkata?

Accepted Answer

Yes. Cheapflights offers flight deals from Bangkok to Kolkata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 18

How does Cheapflights help users find flights from Bangkok to Kolkata?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Kolkata from Bangkok today with Cheapflights!

Question 19

Why should you use Cheapflights to find cheap flight tickets from Bangkok to Kolkata?

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Bangkok to Kolkata for you. Better yet — we are completely free to use.

Question 20

Can Cheapflights find flights from Bangkok to Kolkata with no change fees?

Accepted Answer

Need flexible booking options for your flight to Kolkata from Bangkok? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 21

Can Cheapflights notify me if prices for flights from Bangkok to Kolkata become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Kolkata from Bangkok today and book when prices fit your budget.

Popular in	June
Cheapest in	March
Average price	฿9,660

Cheap flights from Bangkok to Kolkata

Find flight deals from Bangkok to Kolkata

Popular in

Cheapest in

Average price

Best time to book a flight from Bangkok to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Bangkok with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Bangkok to Kolkata?

What is the cheapest time of day to fly from BKK to CCU?

When flying from Bangkok to Kolkata, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 11% versus a flight in the morning.

Weekly flight availability from Bangkok to Kolkata

The most flights from TH1 to CCU are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How often are flights from Bangkok to Kolkata delayed?

About 13% of weekly flights between Bangkok and Kolkata have experienced delays in the past year, with the average delay time being 103 minutes.

What is the most punctual flight time for Bangkok to Kolkata flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Bangkok to Kolkata flights?

Over the past year, IndiGo have had the lowest number of delays on this route, with just 5% of flights being delayed.

Reviews of airlines servicing Kolkata

See what other customers who have flown with Thai Airways from Bangkok to Kolkata have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Kolkata from Bangkok?

What is the cheapest airline to fly from Bangkok to Kolkata round-trip?

What are the cheapest airlines to fly from Bangkok to Kolkata one-way?

What are the most reliable airlines from Bangkok to Kolkata?

What are the cheapest flights from Bangkok to Kolkata?

Can I find deals for flights from Bangkok to Kolkata that include hotel bookings?

How can I find direct flights from Bangkok to Kolkata?

Can I find deals for business class flights from Bangkok to Kolkata?

What is the cheapest month to book a flight from Bangkok to Kolkata?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Direct flights to West Bengal

Book a non-stop flight to one of these other cities located in West Bengal.

Search flights from Bangkok to Kolkata by cabin class

Find flights from Bangkok to Kolkata, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Kolkata

Explore flights to Kolkata departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 20 October 2026.

Bangkok and Kolkata flights

Browse other Bangkok and Kolkata flight options. Last updated on 20 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Bangkok to Kolkata

Fly with Cheapflights

How does Cheapflights help users find flights from Bangkok to Kolkata?

Why should you use Cheapflights to find cheap flight tickets from Bangkok to Kolkata?

Can Cheapflights find flights from Bangkok to Kolkata with no change fees?

Can Cheapflights notify me if prices for flights from Bangkok to Kolkata become cheaper?

100% Free

Book With Flexibility

Travel Smart