S$290 Cheap Flights from Kathmandu to Colombo

View S$290 flight on Thu, 4 Sep, 2025Opens in a new window

Popular airlines from Tribhuvan Intl. Airport (KTM) to Bandaranaike Intl. Airport (CMB)

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Cheap Flights from Kathmandu to Colombo (KTM-CMB)

Prices were available within the past 7 days and start at S$290 for one-way flights and S$595 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air India
Mon, 15 Dec - Mon, 22 Dec
KTM
Kathmandu
CMB
Colombo
S$595 Return, found 6 days ago
S$595
Return
found 6 days ago
Select Air India flight, departing Mon, 15 Dec from Kathmandu to Colombo, returning Mon, 22 Dec, priced at S$595 found 6 days ago
Air India
Mon, 15 Dec - Mon, 22 Dec
KTM
Kathmandu
CMB
Colombo
S$638 Return, found 6 days ago
S$638
Return
found 6 days ago
Select Air India flight, departing Mon, 15 Dec from Kathmandu to Colombo, returning Mon, 22 Dec, priced at S$638 found 6 days ago
Air India
Thu, 16 Oct - Thu, 23 Oct
KTM
Kathmandu
CMB
Colombo
S$652 Return, found 3 days ago
S$652
Return
found 3 days ago
Select Air India flight, departing Thu, 16 Oct from Kathmandu to Colombo, returning Thu, 23 Oct, priced at S$652 found 3 days ago
Air India
Mon, 15 Dec - Mon, 22 Dec
KTM
Kathmandu
CMB
Colombo
S$659 Return, found 6 days ago
S$659
Return
found 6 days ago
Select Air India flight, departing Mon, 15 Dec from Kathmandu to Colombo, returning Mon, 22 Dec, priced at S$659 found 6 days ago
Air India
Mon, 4 Aug - Wed, 6 Aug
KTM
Kathmandu
CMB
Colombo
S$670 Return, found 18 hours ago
S$670
Return
found 18 hours ago
Select Air India flight, departing Mon, 4 Aug from Kathmandu to Colombo, returning Wed, 6 Aug, priced at S$670 found 18 hours ago
Air India
Thu, 16 Oct - Thu, 23 Oct
KTM
Kathmandu
CMB
Colombo
S$672 Return, found 3 days ago
S$672
Return
found 3 days ago
Select Air India flight, departing Thu, 16 Oct from Kathmandu to Colombo, returning Thu, 23 Oct, priced at S$672 found 3 days ago
SriLankan Airlines
Thu, 16 Oct - Thu, 23 Oct
KTM
Kathmandu
CMB
Colombo
S$743 Return, found 3 days ago
S$743
Return
found 3 days ago
Select SriLankan Airlines flight, departing Thu, 16 Oct from Kathmandu to Colombo, returning Thu, 23 Oct, priced at S$743 found 3 days ago
Singapore Airlines
Thu, 16 Oct - Thu, 23 Oct
KTM
Kathmandu
CMB
Colombo
S$904 Return, found 3 days ago
S$904
Return
found 3 days ago
Select Singapore Airlines flight, departing Thu, 16 Oct from Kathmandu to Colombo, returning Thu, 23 Oct, priced at S$904 found 3 days ago
Qatar Airways
Mon, 15 Dec - Mon, 22 Dec
KTM
Kathmandu
CMB
Colombo
S$926 Return, found 6 days ago
S$926
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 15 Dec from Kathmandu to Colombo, returning Mon, 22 Dec, priced at S$926 found 6 days ago
Thai Airways International
Thu, 16 Oct - Thu, 23 Oct
KTM
Kathmandu
CMB
Colombo
S$1,011 Return, found 3 days ago
S$1,011
Return
found 3 days ago
Select Thai Airways International flight, departing Thu, 16 Oct from Kathmandu to Colombo, returning Thu, 23 Oct, priced at S$1,011 found 3 days ago

Find the cheapest month to fly from Kathmandu (KTM) to Colombo (CMB)

July is typically the cheapest month to fly

From S$515 - S$730 per traveller.

Graph displaying average flight prices per month

Kathmandu to Colombo route information
Origin airport
Tribhuvan Intl.
Destination airport
Bandaranaike Intl.
Return price
S$595
Distance
2340 km
Average flight time
3 hours 40 mins

Perfect flights from Kathmandu to Colombo

Your Journey from Kathmandu to Colombo

Start your unforgettable journey with Expedia. Our broad selection of flights from Kathmandu to Colombo caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including IndiGo, Air India, Qatar Airways, SriLankan Airlines, Singapore Airlines, Thai Airways International. Our selection of flights from Tribhuvan Intl. to Bandaranaike Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Kathmandu to Colombo Flights

Experience the joy of finding cheap flights from Tribhuvan Intl. to Bandaranaike Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$290 and roundtrip prices from S$595*.
 

Pre-Flight Essentials

Ensure a smooth journey from Kathmandu to Colombo with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Colombo

Picture yourself stepping off the plane in Colombo and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Kathmandu to Colombo Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Kathmandu to Colombo.
 

Beyond the Flight – Exploring Colombo

With Expedia, your adventure extends beyond the flight. Explore Colombo at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Kathmandu to Colombo with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Kathmandu to Colombo with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Tribhuvan Intl. Airport (KTM) to CMB?
The lowest price advertised for a round-trip journey from Tribhuvan Intl. Airport to CMB is S$595. But you better act quick. This figure is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from KTM to Bandaranaike Intl. Airport (CMB)?
This can vary between air carriers, as each has its own terms and conditions. Head to the Customer Service Portal, where you'll find easy instructions on how to cancel online.
How do I find cheap flights from Tribhuvan Intl. Airport to CMB that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Tribhuvan Intl. Airport to Bandaranaike Intl. Airport (CMB) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Tribhuvan Intl. Airport (KTM) to CMB?
Around 2,400 kilometres separates Kathmandu and Seeduwa - Katunayake, so pack something to keep you busy for a couple of hours. That thrilling novel you haven't had time to start will be just the ticket.
Which airlines fly direct from Tribhuvan Intl. Airport (KTM) to Bandaranaike Intl. Airport (CMB)?
Check out SriLankan Airlines (UL) if you want to travel directly from Tribhuvan Intl. Airport (KTM) to Colombo International Airport. This carrier offers 21 monthly flights, so you're sure to find one that fits your travel plans.
Are KTM to CMB flight tickets cheaper when they're purchased at the last minute?
Fares from Tribhuvan Intl. Airport to Bandaranaike Intl. Airport (CMB) are available up to a year before departure on Expedia. And although you may pick up fantastic last-minute deals, it's not something you should count on. Also, booking your flights well in advance means you'll have more options — and you can avoid getting trapped in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

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