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Departure

Thu, 08 Jan

Return

Travellers & Class

1 Traveller, Economy

Flights Under ₹20,000 from Kolkata to Kathmandu

View All Flights

Wed, 07 Jan

₹12,953

Thu, 08 Jan

₹12,953

Fri, 09 Jan

₹11,273

Sat, 10 Jan

₹13,787

Sun, 11 Jan

₹12,323

Mon, 12 Jan

₹10,853

Tue, 13 Jan

₹9,328

Wed, 14 Jan

₹9,328

Thu, 15 Jan

₹9,330

Fri, 16 Jan

₹9,330

Sat, 17 Jan

₹9,330

Sun, 18 Jan

₹9,330

Mon, 19 Jan

₹9,327

Tue, 20 Jan

₹9,330

Wed, 21 Jan

₹9,328

Thu, 22 Jan

₹10,632

Fri, 23 Jan

₹9,729

Sat, 24 Jan

₹9,330

Sun, 25 Jan

₹9,328

Mon, 26 Jan

₹9,327

Tue, 27 Jan

₹9,328

Wed, 28 Jan

₹9,328

Thu, 29 Jan

₹9,328

Fri, 30 Jan

₹9,330

Sat, 31 Jan

₹9,328

Sun, 01 Feb

₹9,328

Mon, 02 Feb

₹9,328

Tue, 03 Feb

₹9,328

Wed, 04 Feb

₹9,330

Thu, 05 Feb

₹9,330

Fri, 06 Feb

₹9,330

Sat, 07 Feb

₹9,328

Sun, 08 Feb

₹9,328

Mon, 09 Feb

₹9,330

Tue, 10 Feb

₹9,330

Wed, 11 Feb

₹10,133

Thu, 12 Feb

₹9,724

Fri, 13 Feb

₹10,630

Sat, 14 Feb

₹10,630

Sun, 15 Feb

₹12,055

Mon, 16 Feb

₹10,624

Tue, 17 Feb

₹10,131

Wed, 18 Feb

₹10,630

Thu, 19 Feb

₹10,629

Fri, 20 Feb

₹10,627

Sat, 21 Feb

₹10,780

Best Flight

(Cheaper and shorter duration)

IndiGo

6E5010, 6E1155

22:30

CCU

17h 25m

1 Stop

16:10

KTM

₹12,953

₹11,453

IndiGo

6E513, 6E1155

05:30

CCU

10h 25m

1 Stop

16:10

KTM

₹12,953

₹11,453

IndiGo

6E513, 6E1151

05:30

CCU

28h 4m

1 Stop

09:50

KTM

₹12,953

₹11,453

IndiGo

6E2119, 6E1151

07:05

CCU

26h 29m

1 Stop

09:50

KTM

₹12,953

₹11,453

IndiGo

6E2119, 6E1155

07:05

CCU

8h 50m

1 Stop

16:10

KTM

₹12,953

₹11,453

Flat 12% Off up to ₹5,000 with ICICI Bank Credit Cards

IndiGo

6E379, 6E1155

08:15

CCU

7h 40m

1 Stop

16:10

KTM

₹13,583

₹12,083

IndiGo

6E379, 6E1151

08:15

CCU

25h 19m

1 Stop

09:50

KTM

₹13,583

₹12,083

IndiGo

6E379, 6E1153

08:15

CCU

27h 44m

1 Stop

12:15

KTM

₹13,583

₹12,083

Get up to ₹10,000 Off on International Flights with ICICI Bank Credit Card + Interest Free EMI

IndiGo

6E5010, 6E1153

22:30

CCU

13h 30m

1 Stop

12:15

KTM

₹13,583

₹12,083

IndiGo

6E5010, 6E1151

22:30

CCU

11h 5m

1 Stop

09:50

KTM

₹13,583

₹12,083

Cheapest flights under ₹20,000 by Airline

Upto 12% off

₹11,453

8 Jan 2026

IndiGo lowest fare

Upto 12% off

₹12,269

8 Jan 2026

Air India 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

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Frequently Asked Questions

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

The cheapest flights under ₹20,000 from Kolkata to Kathmandu is ₹11,453.

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

The airlines that operate flights under ₹20,000 between Kolkata and Kathmandu are IndiGo, Air India.

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

There are 31 flights under ₹20,000 running between Kolkata and Kathmandu.

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

The shortest flights under ₹20,000 between Kolkata and Kathmandu is 6h 5m.

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

The average price of flights under ₹20,000 between Kolkata and Kathmandu is ₹14,636.

Airport Details

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]

Kathmandu

Tribhuvan

Ring Rd, Kathmandu 44600, Nepal

See which month will cost you the less to visit Kathmandu

Best flight prices to Nepal from India are in monsoon months (June-August), starting at ₹8,000-₹10,000 round trip.

Accommodation in Nepal averages ₹1,500-₹2,500 daily for mid-range hotels, budget options available from ₹500-₹800 nightly.

October-November and March-April are peak tourist months in Nepal—avoid these periods to escape large crowds and higher prices.

Useful Resources

Flights from Kolkata to Kathmandu Flight Status Web Check-in Online Flight Ticket Booking

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Travel Tips

Plan ahead of your travel. Check these things early.

VISA

Visa Available on Arrival

Valid passport required

Best Season

October to November

March to April ideal

Currency

Nepalese Rupee (NPR)

Symbol: ₨ or Rs

Language

Nepali

Hindi widely understood

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