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Cheap flights from Kolkata to Kathmandu from ₹ 11,829

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 30/6. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — KTM
26 May — 2 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap 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 26 April 2026.

Mon 13/707:00
CCU
-
KTM
1 stop6h 25m
Multiple Airlines
Thu 16/712:30
KTM
-
CCU
1 stop5h 30m
Multiple Airlines
Deal found 23/4₹ 26,380
Thu 10/916:10
CCU
-
KTM
1 stop6h 35m
Air India
Wed 16/906:45
KTM
-
CCU
1 stop8h 50m
Air India
Deal found 23/4₹ 26,474
Tue 9/605:20
CCU
-
KTM
1 stop7h 30m
Multiple Airlines
Tue 16/612:30
KTM
-
CCU
1 stop5h 30m
Multiple Airlines
Deal found 25/4₹ 26,944
Thu 16/722:30
CCU
-
KTM
1 stop11h 05m
Multiple Airlines
Sat 18/712:30
KTM
-
CCU
1 stop5h 30m
Multiple Airlines
Deal found 25/4₹ 27,038
Sat 6/603:00
CCU
-
KTM
1 stop9h 50m
Multiple Airlines
Sun 14/612:30
KTM
-
CCU
1 stop5h 30m
Multiple Airlines
Deal found 23/4₹ 27,131
Tue 16/622:30
CCU
-
KTM
1 stop11h 05m
Multiple Airlines
Mon 22/618:00
KTM
-
CCU
1 stop24h 00m
Multiple Airlines
Deal found 23/4₹ 27,507
Mon 8/622:30
CCU
-
KTM
1 stop11h 05m
Multiple Airlines
Thu 11/612:30
KTM
-
CCU
1 stop5h 30m
Multiple Airlines
Deal found 22/4₹ 27,601
Thu 16/722:00
CCU
-
KTM
1 stop8h 20m
Air India
Sat 18/721:10
KTM
-
CCU
1 stop7h 55m
Air India
Deal found 25/4₹ 27,789
Tue 5/507:00
CCU
-
KTM
1 stop6h 25m
Multiple Airlines
Tue 12/518:00
KTM
-
CCU
1 stop24h 00m
Multiple Airlines
Deal found 22/4₹ 28,352
Sat 25/422:00
CCU
-
KTM
1 stop25h 15m
Multiple Airlines
Tue 5/518:00
KTM
-
CCU
1 stop24h 00m
Multiple Airlines
Deal found 24/4₹ 28,446
Sat 6/605:20
CCU
-
KTM
1 stop7h 30m
Multiple Airlines
Sat 13/612:30
KTM
-
CCU
1 stop5h 30m
Multiple Airlines
Deal found 22/4₹ 29,478
Fri 22/512:55
CCU
-
KTM
1 stop10h 55m
Air India
Fri 29/510:05
KTM
-
CCU
1 stop11h 30m
Air India
Deal found 24/4₹ 29,572

Find 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 26 April 2026.

Round-trip from

₹ 26,380

One-way from

₹ 11,829

Popular in

April

Cheapest in

February

Average price

₹ 42,528
Biman Bangladesh
  • Biman Bangladesh
  • 13/7-16/7
  • 2 total stops
  • 11h 55m total
  • Kolkata to Kathmandu
Search Deals
Air India
  • Air India
  • 30/6
  • 1 total stop
  • 10h 40m total
  • Kolkata to Kathmandu
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 400,915 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 118,806 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
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 26 April 2026.
Use the filters below to find and compare flights from Kolkata to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 13/7

07:00-13:40

1 stop6h 25m

Kathmandu Tribhuvan

Thu 16/7

12:30-17:45

1 stop5h 30m

₹ 26,380

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Fri 22/5

12:55-00:05

1 stop10h 55m

Kathmandu Tribhuvan

Fri 29/5

10:05-21:20

1 stop11h 30m

₹ 29,572

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 11/5

22:00-06:55

1 stop8h 40m

Kathmandu Tribhuvan

Sat 16/5

12:30-17:45

1 stop5h 30m

₹ 29,854

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Sat 9/5

16:10-23:30

1 stop7h 05m

Kathmandu Tribhuvan

Tue 12/5

18:00-17:45

1 stop24h 00m

₹ 29,948

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 25/5

22:00-06:35

1 stop8h 20m

Kathmandu Tribhuvan

Mon 1/6

06:45-18:35

1 stop12h 05m

₹ 31,356

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Tue 19/5

12:55-20:10

1 stop7h 00m

Kathmandu Tribhuvan

Tue 26/5

12:30-17:45

1 stop5h 30m

₹ 31,356

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 13/7

12:55-08:55

1 stop19h 45m

Kathmandu Tribhuvan

Thu 16/7

14:55-04:50

2 stops14h 10m

₹ 33,140

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Tue 16/6

10:45-19:50

2 stops8h 50m

Kathmandu Tribhuvan

Mon 22/6

16:40-23:20

1 stop6h 55m

₹ 34,360

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Sat 30/5

09:55-18:10

1 stop8h 00m

Kathmandu Tribhuvan

Mon 1/6

09:40-16:45

1 stop7h 20m

₹ 34,548

KolkataKathmandu

CCU - KTM

CCUKTM

Kolkata Netaji S. Chandra

Mon 8/6

00:30-12:50

1 stop12h 05m

Kathmandu Tribhuvan

Tue 16/6

07:00-08:30

Nonstop1h 45m

₹ 42,058

Flights are sorted by cheapest return flights first.

Deals found on 21/4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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

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 ₹ 20,090). Flying from Kolkata to Kathmandu in April is currently the most expensive (average of ₹ 42,528). 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 KTM?

Find hourly flight availability from Kolkata to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 April 2026.

When flying from Kolkata to Kathmandu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 26 April 2026.
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
6.8
Okay
556 reviews
Check prices

Boarding

6.8

Entertainment

5.6

Food

6.2

Comfort

6.7

Crew

7.3

Overall

6.8

Reviews

1 / 20
4.0
Okay

Inderjeet,Mar 2026

BOM - DEL

Had booked last minute, stretch did not have any food options except sandwich which is not ok for people who don’t eat bread. The crew did not offer any alternative. Crew was disengaged and not interested. Sad experience
IndiGo
6.8
Okay
556 reviews
IndiGo
6.8
Okay
556 reviews
Check prices

Boarding

6.8

Entertainment

5.6

Food

6.2

Comfort

6.7

Crew

7.3

Overall

6.8

Reviews

1 / 20
4.0
Okay

Inderjeet,Mar 2026

BOM - DEL

Had booked last minute, stretch did not have any food options except sandwich which is not ok for people who don’t eat bread. The crew did not offer any alternative. Crew was disengaged and not interested. Sad experience
Air India
5.5
Fair
2,963 reviews
IndiGo
6.8
Okay
556 reviews
Check prices

Boarding

6.8

Entertainment

5.6

Food

6.2

Comfort

6.7

Crew

7.3

Overall

6.8

Reviews

1 / 20
4.0
Okay

Inderjeet,Mar 2026

BOM - DEL

Had booked last minute, stretch did not have any food options except sandwich which is not ok for people who don’t eat bread. The crew did not offer any alternative. Crew was disengaged and not interested. Sad experience

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 1 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 10h 55m. 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 ₹ 18,507, 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 ₹ 25,576. 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 ₹ 20,090). Flying from Kolkata to Kathmandu in April is currently the most expensive (average of ₹ 42,528). 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 26 April 2026.
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 26 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest₹ 18,507Average₹ 25,764FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
IndiGoCheapest₹ 25,576Average₹ 30,240FlexibilityNo 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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