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Cheap flights from Kolkata to Kathmandu from ₹ 9,517

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — KTM
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Kolkata to Kathmandu

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to Kathmandu
Explore the most affordable flight options available from Kolkata to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Sun 23/1100:30CCU - KTM
1 stop8h 20mAir India
Mon 1/1206:30KTM - CCU
1 stop18h 00mAir India
Deal found 27/10₹ 20,179
Fri 26/1200:30CCU - KTM
1 stop8h 20mAir India
Sun 28/1206:30KTM - CCU
1 stop9h 00mAir India
Deal found 27/10₹ 21,149
Mon 3/1100:30CCU - KTM
1 stop8h 20mAir India
Fri 14/1122:20KTM - CCU
1 stop10h 35mAir India
Deal found 26/10₹ 22,823
Tue 9/1200:30CCU - KTM
1 stop8h 20mAir India
Wed 17/1206:30KTM - CCU
1 stop15h 00mAir India
Deal found 26/10₹ 23,264
Fri 19/1200:30CCU - KTM
1 stop8h 20mAir India
Fri 9/117:30KTM - CCU
1 stop11h 00mAir India
Deal found 26/10₹ 23,528
Wed 10/1222:30CCU - KTM
1 stop7h 50mMultiple Airlines
Wed 17/1214:55KTM - CCU
2 stops8h 55mMultiple Airlines
Deal found 26/10₹ 25,379
Fri 26/1200:30CCU - KTM
1 stop8h 20mMultiple Airlines
Sun 28/1217:10KTM - CCU
2 stops16h 55mMultiple Airlines
Deal found 27/10₹ 30,137
Fri 19/1200:30CCU - KTM
1 stop9h 05mMultiple Airlines
Fri 9/110:50KTM - CCU
2 stops13h 00mMultiple Airlines
Deal found 26/10₹ 30,489

Cheap flight deals from Kolkata to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Kathmandu (KTM). 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 28 October 2025.

Round-trip from

₹ 19,386

One-way from

₹ 9,517

Popular in

November

Cheapest in

July

Average price

₹ 33,221
Air India
  • Air India
  • 1/12-31/12
  • 2 total stops
  • 14h 40m total
  • Kolkata to Kathmandu
Search Deals
Air India
  • Air India
  • 9/12
  • 1 total stop
  • 8h 20m total
  • Kolkata to Kathmandu
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (₹ 588,195 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 81,516 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata to Kathmandu 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 28 October 2025.
Use the filters below to find and compare flights from Kolkata to Kathmandu that are best for you.

Fly from

Kolkata

Fly to

Kathmandu

Route

Depart

Return

Price

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 1/12

15:55-00:15

1 stop8h 05m

Kathmandu Tribhuvan

Wed 31/12

14:55-21:15

1 stop6h 35m

₹ 19,386

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 24/11

09:55-16:30

1 stop6h 20m

Kathmandu Tribhuvan

Mon 1/12

06:30-00:15

1 stop18h 00m

₹ 20,179

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Wed 24/12

00:30-09:05

1 stop8h 20m

Kathmandu Tribhuvan

Thu 25/12

22:20-15:15

1 stop17h 10m

₹ 20,884

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Sat 27/12

07:00-16:30

1 stop9h 15m

Kathmandu Tribhuvan

Sun 28/12

06:30-15:15

1 stop9h 00m

₹ 21,149

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Thu 26/2

00:30-09:05

1 stop8h 20m

Kathmandu Tribhuvan

Tue 3/3

14:55-11:45

1 stop21h 05m

₹ 21,413

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 24/11

00:30-13:55

1 stop13h 10m

Kathmandu Tribhuvan

Tue 2/12

06:30-00:15

1 stop18h 00m

₹ 21,942

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Tue 24/3

22:00-09:05

1 stop10h 50m

Kathmandu Tribhuvan

Fri 27/3

10:05-20:15

1 stop10h 25m

₹ 22,999

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Wed 10/12

08:30-16:30

1 stop7h 45m

Kathmandu Tribhuvan

Wed 17/12

17:30-04:15

1 stop11h 00m

₹ 23,264

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Sat 20/12

21:00-09:05

1 stop11h 50m

Kathmandu Tribhuvan

Fri 9/1

17:30-04:15

1 stop11h 00m

₹ 23,528

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 10/11

22:00-06:35

1 stop8h 20m

₹ 9,781

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Showing 1-10 of 16 results
1
2

Best time to book a flight from Kolkata to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu 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 Kathmandu

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

Use this chart to determine the optimal time to book a return flight from Kolkata to Kathmandu. Price data was last updated on 24 October 2025.

Booking 18 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kolkata to Kathmandu. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Kolkata to Kathmandu (average of ₹ 18,946). Flying from Kolkata to Kathmandu in May is currently the most expensive (average of ₹ 25,555). 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.

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

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. 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 Kathmandu. Reviews last updated 28 October 2025.
Read reviews from past customers who have flown with IndiGo and Air India from Kolkata to Kathmandu. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
IndiGo
6.9
Okay
489 reviews
Check prices

Overall

6.9

Comfort

6.8

Crew

7.4

Entertainment

5.7

Boarding

6.9

Food

6.3

Reviews

1 / 20
6.0
Good

Darnie,Jul 2025

LKO - MAA

Whole concept of low cost in flying does not make sense. There are so many paid add ons that eventually the cost is the same as the full fare airline
IndiGo
6.9
Okay
489 reviews
IndiGo
6.9
Okay
489 reviews
Check prices

Overall

6.9

Comfort

6.8

Crew

7.4

Entertainment

5.7

Boarding

6.9

Food

6.3

Reviews

1 / 20
6.0
Good

Darnie,Jul 2025

LKO - MAA

Whole concept of low cost in flying does not make sense. There are so many paid add ons that eventually the cost is the same as the full fare airline
Air India
5.5
Fair
2,941 reviews
IndiGo
6.9
Okay
489 reviews
Check prices

Overall

6.9

Comfort

6.8

Crew

7.4

Entertainment

5.7

Boarding

6.9

Food

6.3

Reviews

1 / 20
6.0
Good

Darnie,Jul 2025

LKO - MAA

Whole concept of low cost in flying does not make sense. There are so many paid add ons that eventually the cost is the same as the full fare airline

Related info for your journey

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

  • How popular is this Kolkata to Kathmandu flight route?

    Flights from Kolkata Netaji S. Chandra to Kathmandu Tribhuvan have been viewed 10 times in the past calendar month.

  • How long is the flight from Kolkata to Kathmandu?

    Airlines like Air India fly from Kolkata to Kathmandu in about 8h 05m. The time it takes to get you to your destination can typically vary by up to . The distance between Kolkata and Kathmandu is about 641 km.

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

    Currently priced at ₹ 19,981, Air India will fly you from Kolkata to Kathmandu and back. In addition to Air India, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on IndiGo for as low as ₹ 24,506. Air India is currently priced 35% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kolkata to Kathmandu 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 Kathmandu?

    Currently, February is the cheapest month in which you can book a flight from Kolkata to Kathmandu (average of ₹ 18,946). Flying from Kolkata to Kathmandu in May is currently the most expensive (average of ₹ 25,555). 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

Travelling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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Fly from Kolkata to Kathmandu on these airlines

Choose from the following airlines for your flight from Kolkata to Kathmandu. Flights are based on user searches made on Cheapflights and were last updated on 28 October 2025.
Air India flights from Kolkata Netaji S. Chandra to Kathmandu Tribhuvan
IndiGo flights from Kolkata Netaji S. Chandra to Kathmandu Tribhuvan

Top 2 airlines flying from Kolkata to Kathmandu

Discover the top 2 airlines that operate flights from Kolkata to Kathmandu. 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 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest₹ 19,981Average₹ 30,397FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
IndiGoCheapest₹ 24,506Average₹ 38,432FlexibilityNo cancel feeOn-time80%
Search IndiGo 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 Kathmandu?

Cheapflights helps you search for flights from Kolkata to Kathmandu via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Kolkata to Kathmandu by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Kolkata to Kathmandu with no change fees.

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

Of course! You can now track prices for flights from Kolkata to Kathmandu 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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