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Kolkata To Kathmandu Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

April
June
August
September
October
November
December
January
February
March

June is by far the best month, wherein you can get cheapest flights for Kolkata to Kathmandu. Meanwhile, June is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
June

June- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
June

June - is the cheapest month to book round trip flights.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Kolkata Airport Contact Info

Kathmandu Airport Contact Info

Best Flight From Kolkata To Kathmandu

Air India
Air India

Kolkata

13:30

Kolkata

Netaji Subhash Chandra Bose International Airport

Thu , 20 Aug 2026

06h 25m
ellipse
1 Stop

Kathmandu

20:10

Kathmandu

Tribhuvan International Airport

Thu, 20 Aug 2026

£183
Air India
Air India

Kolkata

09:55

Kolkata

Netaji Subhash Chandra Bose International Airport

Thu , 20 Aug 2026

06h 20m
ellipse
1 Stop

Kathmandu

16:30

Kathmandu

Tribhuvan International Airport

Thu, 20 Aug 2026

£184
Thai Airways
Thai Airways

Kolkata

02:00

Kolkata

Netaji Subhash Chandra Bose International Airport

Thu , 20 Aug 2026

10h 10m
ellipse
1 Stop

Kathmandu

12:25

Kathmandu

Tribhuvan International Airport

Thu, 20 Aug 2026

£2474
ellipse

Early Morning Flight Kolkata to Kathmandu

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Cheapest Flight
Found
£2474
group
Average Flight
Time
10h 10m
calendra
Date/Time
20 Aug 2026
02:00 AM
plane
Airlines
Thai Airways
Ellipse

Late Night Flight Kolkata to Kathmandu

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Cheapest Flight
Found
£183
group
Average Flight
Time
06h 25m
calendar
Date/Time
20 Aug 2026
13:30 PM
plane
Airlines
Air India

Flights from Kolkata to Kathmandu with Easemytrip

Flying from Kolkata to Kathmandu has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between Kolkata to Kathmandu is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Netaji Subhash Chandra Bose International Airport (CCU) and Tribhuvan International Airport (KTM). You can expect a flight distance of approximately 640 km, and most direct services cover it in around 06:15.

Let’s take a closer look at everything you need to know before booking your flight from Kolkata to Kathmandu.

Travel Overview: Kolkata to Kathmandu

Flight Details Information
Route Distance 640 km
Average Flight Time 06:15 hrs
Departure Airport Netaji Subhash Chandra Bose International Airport (CCU)
Arrival Airport Tribhuvan International Airport (KTM)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights YES
Common Airlines Air India, Thai Airways

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from Kolkata to Kathmandu

Are there direct flights from Kolkata to Kathmandu?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?