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328 € Cheap Flights from Colombo Bandaranayake to Kathmandu

Compare Colombo Bandaranayake to Kathmandu flight deals

Find the cheapest month or even day of the year to fly to Kathmandu

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Flight deals from Colombo Bandaranayake to Kathmandu

Looking for a cheap last-minute deal or the best return flight from Colombo Bandaranayake to Kathmandu? Find the lowest prices on one-way and return tickets right here.
Kathmandu.328 € per passenger.Departing Mon, 15 Jun, returning Tue, 7 Jul.Return flight with Air India.Outbound indirect flight with Air India, departs from Colombo Bandaranayake on Mon, 15 Jun, arriving in Kathmandu.Inbound indirect flight with Air India, departs from Kathmandu on Tue, 7 Jul, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 328 €, select.
Kathmandu.330 € per passenger.Departing Thu, 19 Mar, returning Wed, 25 Mar.Return flight with SriLankan Airlines.Outbound direct flight with SriLankan Airlines departs from Colombo Bandaranayake on Thu, 19 Mar, arriving in Kathmandu.Inbound direct flight with SriLankan Airlines departs from Kathmandu on Wed, 25 Mar, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 330 €, select.
Kathmandu.337 € per passenger.Departing Fri, 10 Apr, returning Fri, 17 Apr.Return flight with Air India.Outbound indirect flight with Air India, departs from Colombo Bandaranayake on Fri, 10 Apr, arriving in Kathmandu.Inbound indirect flight with Air India, departs from Kathmandu on Fri, 17 Apr, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 337 €, select.
Kathmandu.337 € per passenger.Departing Wed, 25 Mar, returning Wed, 1 Apr.Return flight with SriLankan Airlines.Outbound direct flight with SriLankan Airlines departs from Colombo Bandaranayake on Wed, 25 Mar, arriving in Kathmandu.Inbound direct flight with SriLankan Airlines departs from Kathmandu on Wed, 1 Apr, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 337 €, select.
Kathmandu.342 € per passenger.Departing Thu, 17 Sep, returning Thu, 15 Oct.Return flight with Air India.Outbound indirect flight with Air India, departs from Colombo Bandaranayake on Thu, 17 Sep, arriving in Kathmandu.Inbound indirect flight with Air India, departs from Kathmandu on Thu, 15 Oct, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 342 €, select.
Kathmandu.345 € per passenger.Departing Thu, 6 Aug, returning Sun, 9 Aug.Return flight with Air India.Outbound indirect flight with Air India, departs from Colombo Bandaranayake on Thu, 6 Aug, arriving in Kathmandu.Inbound indirect flight with Air India, departs from Kathmandu on Sun, 9 Aug, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 345 €, select.
Kathmandu.345 € per passenger.Departing Wed, 29 Apr, returning Mon, 4 May.Return flight with Air India.Outbound indirect flight with Air India, departs from Colombo Bandaranayake on Wed, 29 Apr, arriving in Kathmandu.Inbound indirect flight with Air India, departs from Kathmandu on Mon, 4 May, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 345 €, select.
Kathmandu.349 € per passenger.Departing Mon, 7 Sep, returning Sun, 13 Sep.Return flight with Air India.Outbound indirect flight with Air India, departs from Colombo Bandaranayake on Mon, 7 Sep, arriving in Kathmandu.Inbound indirect flight with Air India, departs from Kathmandu on Sun, 13 Sep, arriving in Colombo Bandaranayake.Price includes taxes and charges.From 349 €, select.

Find the cheapest month to fly from Colombo Bandaranayake to Kathmandu

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Colombo Bandaranayake to Kathmandu flights are currently cheapest in March.
Feb
from 366 €
Mar
from 330 €
Apr
from 337 €
May
from 349 €
Jun
from 373 €
Jul
from 409 €
Aug
from 345 €
Sep
from 349 €
Oct
from 389 €
Nov
from 362 €
Dec
from 417 €
Jan
from 384 €

Direct flights from Colombo Bandaranayake to Kathmandu

Colombo Bandaranayake to Kathmandu: Alternative routes

Compare routes from Colombo Bandaranayake to Kathmandu below. You may find an airport to fly into that's cheaper, faster, or easier than Kathmandu.

Kathmandu

5km from central Kathmandu
ClosestCheapest
from 328 €
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Colombo to Kathmandu: Flight information

The things to know before you go.
Cheapest flight found328 €
Cheapest month to flyJune
Average flight time3 hrs, 35 mins
Most popular airlineSriLankan Airlines
Average flights per week6

Finding cheap flights from Colombo Bandaranayake to Kathmandu: Frequently asked questions

The best price we found for a return flight from Colombo Bandaranayake to Kathmandu is 328 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 35 minutes is the average flight time from Colombo Bandaranayake to Kathmandu.
SriLankan Airlines flies direct from Colombo Bandaranayake to Kathmandu.
As of February 2026, there are 6 flights per week flying from Colombo Bandaranayake to Kathmandu.
The cheapest month to fly from Colombo Bandaranayake to Kathmandu is usually June.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Colombo Bandaranayake Airport to Kathmandu Airport on Monday, 15 June 2026.
Yes – the average flight time is 3 hours and 35 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kathmandu but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kathmandu is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air India and SriLankan Airlines offer the cheapest flight tickets to Kathmandu.

Flying from Bandaranaike International Airport (CMB) to Tribhuvan International Airport (KTM): what you need to know

  • Jump on a direct flight from Bandaranaike International Airport to Tribhuvan International Airport and you'll be in the air for an average of 3 hours 45 minutes.

  • Kathmandu's timezone is UTC+5:47, which makes Kathmandu 17 minutes ahead of Colombo.

  • Flights from CMB to KTM start from 08:05 — the first with SriLankan Airlines. The last service of the day is at 08:55 with SriLankan Airlines. In total, you can take your pick of nine weekly Bandaranaike International Airport to Tribhuvan International Airport flights.

  • Leave enough time to catch your CMB to KTM flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Flying during a peak time such as February? School holidays and other high seasons can mean longer lines at airport checkpoints. Play things extra safe and get there up to four hours ahead of international flights and two hours before a domestic departure.

  • SriLankan Airlines has direct flights from Bandaranaike International Airport to Tribhuvan International Airport. Book with this popular airline, then get ready to tick off the sights in Kathmandu — and maybe even more of Nepal if you have time.

  • SriLankan Airlines is the airline most travellers choose to fly with on this route.

  • SriLankan Airlines is the most punctual carrier that operates CMB to KTM flights, with 71.43% of its services arriving as scheduled.

  • If you want to add a stop to your trip, simply uncheck 'Direct flights only' when searching for your ticket from Bandaranaike International Airport to Tribhuvan International Airport. Here are the top stopovers between CMB and KTM:

    • Indira Gandhi International Airport

    • Chhatrapati Shivaji International Airport

    • Kuala Lumpur International Airport

How to find the cheapest flights from Bandaranaike International Airport (CMB) to Tribhuvan International Airport (KTM)

  • At the moment, 167 € is the lowest price we've found for a one-way Bandaranaike International Airport to Tribhuvan International Airport flight. The best price for a return plane ticket is 328 €. Keep in mind that fares could change due to demand when booking.

  • Get cheap tickets from CMB to KTM by booking at least five months ahead. Based on our research, that's the sweet spot for finding the biggest deals.

  • April is the cheapest month for flights from Bandaranaike International Airport to Tribhuvan International Airport. If you'd like to fly during a different time of year, the 'Whole month' tool will show you the lowest prices across every month.

  • You don't need to check every day to see if fares have gone down when you set up a Price Alert. We'll let you know the moment a special offer becomes available on cheap flights from CMB to KTM.

  • Choose your ideal arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Bandaranaike International Airport to Tribhuvan International Airport.

Handy information about Bandaranaike International Airport (CMB)

  • Of all flights departing from Bandaranaike International Airport, 75.71% land on time at their destination.

  • To reach Bandaranaike International Airport from central Colombo, it takes about 40 minutes if you're travelling by car. This depends on traffic, however. It's approximately 32 kilometres from the airport to the city centre.

  • Expect a journey time of around 1 hour 30 minutes when using public transport.

  • Get your holiday off to a stress-free start by staying near CMB. Whether you've booked an early flight from Bandaranaike International Airport to Tribhuvan International Airport or want to avoid feeling rushed, these hotels are the answer:

Arriving at Tribhuvan International Airport (KTM)

  • The last thing you need is a lengthy journey to your hotel if you're arriving on a late Bandaranaike International Airport to Tribhuvan International Airport flight. Check in to one of these accommodation options near KTM instead:

  • Pick up a Tribhuvan International Airport rental car and discover parts of Kathmandu that are off the usual tourist route. Check out the deals from Spark Car.

  • To get the lowest price, book your ride from Tribhuvan International Airport about one week before you set off.

Getting from Tribhuvan International Airport (KTM) to central Kathmandu

  • From Tribhuvan International Airport, Kathmandu is approximately 5 kilometres away. It takes around 15 minutes to reach the centre by car.

When to fly to Tribhuvan International Airport (KTM)

  • It's time to choose your travel dates for your flight from Bandaranaike International Airport to Tribhuvan International Airport. September is the most popular month to head to Kathmandu. If you'd like a more laid-back vibe, go in February.

  • Lock in your flight from Bandaranaike International Airport to Tribhuvan International Airport for June if you want to explore Kathmandu during its warmest month. Expect temperatures of between 17ºC (63ºF) and 28ºC (82ºF).

  • Search for cheap tickets from CMB to KTM in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 3ºC (37ºF) and 18ºC (64ºF) on average.

Explore more of Nepal

  • Pokhara is just one of the many cities in Nepal waiting to be explored once you've taken in the sights of Kathmandu. Around 145 kilometres away to the north-west, its top attractions include Phewa Lake, Sarangkot and Gupteshwor Mahadev Cave.

  • Patan is another essential stop in Nepal and is around 6 kilometres south of Kathmandu. No trip is complete without experiencing Aspur Agro Farm, Pimbahaa Pukhoo and Rajib Handicraft.

Plan the rest of your trip from Colombo to Kathmandu

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.