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Wed, 12 Aug

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Travellers & Class

1 Traveller, Economy

Flights Under ₹20,000 from Bangkok to Kolkata

Up to ₹7,500 Off on International Flights with HDFC Bank Credit Card + Interest Free EMI
Get Flat 12% Off on International Flights with Select SBI Visa Debit Cards
Flat 12% Off on Flights with Kotak Credit Card + Interest-Free EMI
Get up to ₹10,000 Off on International Flights with IDFC FIRST Bank Credit Card+Interest Free EMI
Flat 10% Off on International Flights with RBL Bank Credit Cards and Credit Card EMI
Get Flat 10% Off On International Flights with AU Bank Credit Card Interest Free EMI
Get up to ₹5,000 Off On International Flights with OneCard Credit Card + Interest Free EMI
Get up to ₹7,500 on International Flights with ICICI Bank Credit Cards EMI

Tue, 11 Aug

₹16,129

Wed, 12 Aug

₹15,349

Thu, 13 Aug

₹16,734

Fri, 14 Aug

₹16,708

Sat, 15 Aug

₹14,694

Sun, 16 Aug

₹18,504

Mon, 17 Aug

₹14,694

Tue, 18 Aug

₹19,939

Wed, 19 Aug

₹15,208

Thu, 20 Aug

₹11,931

Fri, 21 Aug

₹14,454

Sat, 22 Aug

₹15,204

Sun, 23 Aug

₹14,233

Mon, 24 Aug

₹15,323

Tue, 25 Aug

₹16,708

Wed, 26 Aug

₹14,866

Thu, 27 Aug

₹14,866

Fri, 28 Aug

₹13,374

Sat, 29 Aug

₹13,374

Sun, 30 Aug

₹11,940

Mon, 31 Aug

₹12,903

Tue, 01 Sep

₹10,374

Wed, 02 Sep

₹11,940

Thu, 03 Sep

₹10,374

Fri, 04 Sep

₹12,903

Sat, 05 Sep

₹11,931

Sun, 06 Sep

₹15,204

Mon, 07 Sep

₹14,694

Tue, 08 Sep

₹14,866

Wed, 09 Sep

₹13,374

Thu, 10 Sep

₹14,866

Fri, 11 Sep

₹13,374

Sat, 12 Sep

₹14,454

Sun, 13 Sep

₹14,866

Mon, 14 Sep

₹14,053

Tue, 15 Sep

₹10,324

Wed, 16 Sep

₹12,038

Thu, 17 Sep

₹10,374

Fri, 18 Sep

₹11,930

Sat, 19 Sep

₹11,508

Sun, 20 Sep

₹11,175

Mon, 21 Sep

₹13,374

Tue, 22 Sep

₹10,374

Wed, 23 Sep

₹11,930

Thu, 24 Sep

₹11,814

Fri, 25 Sep

₹11,930

Best Flight

(Cheaper and shorter duration)

B3 logo

Bhutan Airlines

B3701

13:30

BKK

2h

Non Stop

14:00

CCU

₹15,349

₹13,449

6E logo

IndiGo

6E1062, 6E987

09:25

BKK

22h 29m

1 Stop

06:25

CCU

₹19,172

₹17,272

6E logo

IndiGo

6E1062, 6E321

09:25

BKK

25h 24m

1 Stop

09:20

CCU

₹19,534

₹17,634

6E logo

IndiGo

6E1062, 6E923

09:25

BKK

14h 15m

1 Stop

22:10

CCU

₹19,534

₹17,634

Cheapest flights under ₹20,000 by Airline

B3 logo

Upto 12% off

₹13,449

12 Aug 2026

Bhutan Airlines lowest fare

6E logo

Upto 12% off

₹17,272

12 Aug 2026

IndiGo lowest fare

Why Book With ixigo?

Instant & full refunds <span style='font-weight: 700;'>with Assured</span>

Instant & full refunds with Assured

<span style='font-weight: 700;'>Save up to 40%</span> with intelligent fare alerts

Save up to 40% with intelligent fare alerts

Track flight delays, boarding gate & baggage belt

Track flight delays, boarding gate & baggage belt

<span style='font-weight: 700;'>24x7</span> customer support

24x7 customer support

Frequently Asked Questions

Which is the cheapest flights under ₹20,000 from Bangkok to Kolkata?

The cheapest flights under ₹20,000 from Bangkok to Kolkata is ₹13,449.

Which airlines operate flights under ₹20,000 between Bangkok and Kolkata?

The airlines that operate flights under ₹20,000 between Bangkok and Kolkata are Bhutan Airlines, IndiGo.

How many flights under ₹20,000 run between Bangkok and Kolkata?

There are 4 flights under ₹20,000 running between Bangkok and Kolkata.

Which is the shortest flights under ₹20,000 between Bangkok and Kolkata?

The shortest flights under ₹20,000 between Bangkok and Kolkata is 2h .

What is the average price of flights under ₹20,000 between Bangkok and Kolkata?

The average price of flights under ₹20,000 between Bangkok and Kolkata is ₹18,397.

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Airport Details

Bangkok

Suvarnabhumi International Airport

999 swine 1 Nong Prue, Amphoe Bang Phli, Chang Wat Samut Prakan 10540, Thailand

NA

NA

Kolkata

Netaji Subhash Chandra Bose Intl Airport

Airport Director,Airports Authority of India,NSCBI Airport,Kolkata - 700 052 (WB)

91-33-25119977,91-33-2511 9020 (R)

[email protected]

Useful Resources

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