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Cheap flights from Kolkata to Bangkok from ₹ 6,852

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/2. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — BKK
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to Bangkok are usually found in February or March, booked 71 days in advance, depart on a Sunday or Monday and return on a Monday

Cheap flight deals from Kolkata to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 January 2026.

Round-trip from

₹ 12,892

One-way from

₹ 6,852

Popular in

April

Cheapest in

February

Average price

₹ 16,408
Thai Vietjet Air
  • Thai Vietjet Air
  • 16/2-18/2
  • Nonstop
  • 5h 25m total
  • Kolkata to Bangkok
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Thai Vietjet Air
  • Thai Vietjet Air
  • 13/2
  • Nonstop
  • 2h 35m total
  • Kolkata to Bangkok
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (₹ 17,485 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₹ 24,346 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Kolkata to Bangkok

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to Bangkok
Explore the most affordable flight options available from Kolkata to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 January 2026.

Mon 16/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Wed 18/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 4/1₹ 12,892
Wed 28/100:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Fri 6/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 6/1₹ 13,072
Fri 6/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Mon 23/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 4/1₹ 13,162
Sun 15/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Mon 23/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 6/1₹ 13,343
Mon 9/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Fri 20/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 4/1₹ 13,433
Mon 16/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Mon 23/322:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 4/1₹ 13,523
Sun 8/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Fri 13/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 5/1₹ 13,613
Sun 22/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Mon 23/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 6/1₹ 13,703
Mon 9/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Sun 15/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 4/1₹ 13,794
Wed 28/100:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Sun 8/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 6/1₹ 13,884
Wed 28/102:35CCU - DMK
Nonstop2h 30mThai Lion Air
Wed 4/200:30DMK - CCU
Nonstop2h 35mThai Lion Air
Deal found 6/1₹ 14,244
Sun 8/200:50CCU - BKK
Nonstop2h 35mThai Vietjet Air
Fri 20/222:30BKK - CCU
Nonstop2h 50mThai Vietjet Air
Deal found 4/1₹ 14,425

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata to Bangkok that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 7 January 2026.
Use the filters below to find and compare flights from Kolkata to Bangkok that are best for you.

Fly from

Kolkata

Fly to

Bangkok

Route

Depart

Return

Price

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Fri 30/1

02:35-06:35

Nonstop2h 30m

Bangkok Don Mueang Intl

Wed 4/2

00:30-01:35

Nonstop2h 35m

₹ 14,244

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Sun 1/2

02:35-06:35

Nonstop2h 30m

Bangkok Don Mueang Intl

Sun 8/2

00:30-01:35

Nonstop2h 35m

₹ 15,236

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Fri 5/6

02:35-06:35

Nonstop2h 30m

Bangkok Don Mueang Intl

Fri 12/6

00:30-01:35

Nonstop2h 35m

₹ 15,236

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Tue 31/3

00:30-04:30

Nonstop2h 30m

Bangkok Don Mueang Intl

Wed 1/4

22:55-23:59

Nonstop2h 34m

₹ 15,506

KolkataBangkok

CCU - BKK

CCUBKK

Kolkata Netaji S. Chandra

Mon 26/1

00:50-04:55

Nonstop2h 35m

Bangkok Suvarnabhumi

Wed 4/2

22:30-23:50

Nonstop2h 50m

₹ 15,687

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Fri 13/2

00:30-04:30

Nonstop2h 30m

Bangkok Don Mueang Intl

Sun 15/2

00:30-01:35

Nonstop2h 35m

₹ 16,678

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Thu 19/2

00:30-04:30

Nonstop2h 30m

Bangkok Don Mueang Intl

Mon 23/2

22:45-23:55

Nonstop2h 40m

₹ 16,678

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Sat 14/3

00:30-04:30

Nonstop2h 30m

Bangkok Don Mueang Intl

Sun 22/3

22:45-23:55

Nonstop2h 40m

₹ 16,678

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Sat 14/3

00:30-04:30

Nonstop2h 30m

Bangkok Don Mueang Intl

Sat 21/3

22:45-23:55

Nonstop2h 40m

₹ 16,678

KolkataBangkok

CCU - DMK

CCUDMK

Kolkata Netaji S. Chandra

Mon 26/1

02:35-06:35

Nonstop2h 30m

Bangkok Don Mueang Intl

Mon 2/2

00:30-01:35

Nonstop2h 35m

₹ 16,678

Flights are sorted by cheapest return flights first.

Deals found on 4/1

Showing 1-10 of 40 results
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Best time to book a flight from Kolkata to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok from Kolkata with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kolkata to Bangkok

How far ahead should I book a flight from Kolkata to Bangkok?

Use this chart to determine the optimal time to book a return flight from Kolkata to Bangkok. Price data was last updated on 2 January 2026.

To ensure you get the cheapest price possible for a flight from Kolkata to Bangkok, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Kolkata to Bangkok (average of ₹ 6,942). Flying from Kolkata to Bangkok in July is currently the most expensive (average of ₹ 13,974). 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.

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

Find hourly flight availability from Kolkata to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 January 2026.

When flying from Kolkata to Bangkok, 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 21% versus a flight in the morning.

Weekly flight availability from Kolkata to Bangkok

Explore weekly flight availability from Kolkata to Bangkok. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 7 January 2026.

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

How much does it cost for a return flight from Kolkata to Bangkok?

How often are flights from Kolkata to Bangkok delayed?

About 16% of weekly flights between Kolkata and Bangkok have experienced delays in the past year, with the average delay time being 99 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon 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 Sunday has historically faced a higher average of delays compared to other days of the week.

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

Get insights into the airlines that provide service to Bangkok. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bangkok. Reviews last updated 7 January 2026.
Read through reviews of airlines operating flights from Kolkata to Bangkok, such as Thai Airways, Thai AirAsia, andAirAsia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
374 reviews
Check prices

Comfort

7.5

Crew

8.3

Food

7.3

Entertainment

6.9

Boarding

7.8

Overall

7.8

Reviews

1 / 19
8.0
Excellent

Nakin,Jan 2026

TFU - BKK

Overall ok except crew not serve drinks with meal. Tried to push call button three times and wait for half hour but still no one response. Ended up with waving hands to some crew that finally walk passing me to get drink.
Thai Airways
7.8
Good
374 reviews
Thai Airways
7.8
Good
374 reviews
Check prices

Comfort

7.5

Crew

8.3

Food

7.3

Entertainment

6.9

Boarding

7.8

Overall

7.8

Reviews

1 / 19
8.0
Excellent

Nakin,Jan 2026

TFU - BKK

Overall ok except crew not serve drinks with meal. Tried to push call button three times and wait for half hour but still no one response. Ended up with waving hands to some crew that finally walk passing me to get drink.
Thai AirAsia
7.4
Good
225 reviews
Thai Airways
7.8
Good
374 reviews
Check prices

Comfort

7.5

Crew

8.3

Food

7.3

Entertainment

6.9

Boarding

7.8

Overall

7.8

Reviews

1 / 19
8.0
Excellent

Nakin,Jan 2026

TFU - BKK

Overall ok except crew not serve drinks with meal. Tried to push call button three times and wait for half hour but still no one response. Ended up with waving hands to some crew that finally walk passing me to get drink.
AirAsia
6.8
Okay
223 reviews
Thai Airways
7.8
Good
374 reviews
Check prices

Comfort

7.5

Crew

8.3

Food

7.3

Entertainment

6.9

Boarding

7.8

Overall

7.8

Reviews

1 / 19
8.0
Excellent

Nakin,Jan 2026

TFU - BKK

Overall ok except crew not serve drinks with meal. Tried to push call button three times and wait for half hour but still no one response. Ended up with waving hands to some crew that finally walk passing me to get drink.
IndiGo
6.8
Okay
517 reviews
Thai Airways
7.8
Good
374 reviews
Check prices

Comfort

7.5

Crew

8.3

Food

7.3

Entertainment

6.9

Boarding

7.8

Overall

7.8

Reviews

1 / 19
8.0
Excellent

Nakin,Jan 2026

TFU - BKK

Overall ok except crew not serve drinks with meal. Tried to push call button three times and wait for half hour but still no one response. Ended up with waving hands to some crew that finally walk passing me to get drink.
Thai Lion Air
6.7
Okay
36 reviews
Thai Airways
7.8
Good
374 reviews
Check prices

Comfort

7.5

Crew

8.3

Food

7.3

Entertainment

6.9

Boarding

7.8

Overall

7.8

Reviews

1 / 19
8.0
Excellent

Nakin,Jan 2026

TFU - BKK

Overall ok except crew not serve drinks with meal. Tried to push call button three times and wait for half hour but still no one response. Ended up with waving hands to some crew that finally walk passing me to get drink.

Related info for your journey

Find useful and relevant information for your journey from Kolkata to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Kolkata Netaji S. Chandra (CCU), located 13.4 km from the city centre, is the airport you fly out of when you book flights from Kolkata to Bangkok. 9 airlines have flights from Netaji S. Chandra to Bangkok on a regular basis. Booking flights from Kolkata Netaji S. Chandra to Bangkok should not be difficult; the airport handles an average of 5 outbound flights to Bangkok per day.

  • How long is the flight from Kolkata to Bangkok?

    A quick flight from Kolkata to Bangkok can take about 2h 30m. Thai Lion Air provides one of the quickest options available for as low as ₹ 14,244. The distance between Kolkata and Bangkok is about 1608 km. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from Kolkata to Bangkok round-trip?

    Bhutan Airlines, at ₹ 8,564, was found to be the cheapest airline from Kolkata to Bangkok.Alternate airlines to your destination round-trip include Thai AirAsia and Thai Lion Air. Users have found that Bhutan Airlines is 50% cheaper than the other options available to this destination.

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

    For one-way options, check prices for Thai Lion Air. According to our data, you can fly for as low as ₹ 6,147. Users have also found prices from ₹ 6,671 and ₹ 6,876 on SpiceJet and Thai Vietjet Air, respectively.

  • What are the most reliable airlines from Kolkata to Bangkok?

    Consider IndiGo (80%), Air Canada (69%) or Thai Airways (69%) when booking your flight. These represent the most reliable airlines when flying from Kolkata to Bangkok.

  • What are the cheapest flights from Kolkata to Bangkok?

    While on average a flight from Kolkata to Bangkok is generally ₹ 18,712, our data shows the cheapest flight currently is ₹ 7,211. When looking at the most popular route, (Kolkata Netaji S. Chandra - Bangkok Suvarnabhumi), you can expect to pay ₹ 17,941 for that flight.

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

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

  • How can I find direct flights from Kolkata to Bangkok?

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Kolkata to Bangkok (average of ₹ 6,942). Flying from Kolkata to Bangkok in July is currently the most expensive (average of ₹ 13,974). 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.

See more FAQs

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.

Alternative routes for Kolkata to Bangkok

See prices for flight routes from nearby airports that may be better suited for you.
Kolkata to Suvarnabhumi flights
Kolkata to Don Mueang Intl flights
Kolkata to Phuket City flights
Kolkata to Krabi flights
Kolkata to Ko Samui flights

Top 9 airlines flying from Kolkata to Bangkok

Discover the top 9 airlines that operate flights from Kolkata to Bangkok. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 7 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Bhutan AirlinesCheapest₹ 8,564Average₹ 28,364FlexibilityNo cancel feeOn-timeN/A
Search Bhutan Airlines flights
Thai AirAsiaCheapest₹ 11,732Average₹ 16,197FlexibilityNo cancel feeOn-time87%
Search Thai AirAsia flights
Thai Vietjet AirCheapest₹ 12,726Average₹ 17,894FlexibilityNo cancel feeOn-timeN/A
Search Thai Vietjet Air flights
Thai Lion AirCheapest₹ 13,471Average₹ 16,163FlexibilityNo cancel feeOn-timeN/A
Search Thai Lion Air flights
AirAsiaCheapest₹ 14,087Average₹ 15,586FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Malaysia AirlinesCheapest₹ 16,237Average₹ 21,017FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
SpiceJetCheapest₹ 16,440Average₹ 18,546FlexibilityNo cancel feeOn-time65%
Search SpiceJet flights
IndiGoCheapest₹ 16,520Average₹ 20,372FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Thai AirwaysCheapest₹ 20,592Average₹ 26,991FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for Kolkata to Bangkok flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Bangkok from Kolkata by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Kolkata to Bangkok with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Of course! You can now track prices for flights from Kolkata to Bangkok and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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