฿9,945 Cheap Flights from Colombo (CMB) to Kathmandu (KTM)

View ฿9,945 flight on Mon, 30 Mar 2026Opens in a new window

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

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Cheap Flights from Colombo (CMB) to Kathmandu (KTM)

Prices were available within the past 7 days and start at ฿9,945 for one-way flights and ฿14,680 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

SriLankan Airlines
Thu, 26 Mar - Thu, 2 Apr
CMB
Colombo
KTM
Kathmandu
฿14,680 Return, found 5 days ago
฿14,680
Return
found 5 days ago
Select SriLankan Airlines flight, departing Thu, 26 Mar from Colombo to Kathmandu, returning Thu, 2 Apr, priced at ฿14,680 found 5 days ago
SriLankan Airlines
Thu, 2 Apr - Thu, 9 Apr
CMB
Colombo
KTM
Kathmandu
฿14,745 Return, found 2 days ago
฿14,745
Return
found 2 days ago
Select SriLankan Airlines flight, departing Thu, 2 Apr from Colombo to Kathmandu, returning Thu, 9 Apr, priced at ฿14,745 found 2 days ago
SriLankan Airlines
Thu, 26 Mar - Thu, 2 Apr
CMB
Colombo
KTM
Kathmandu
฿16,895 Return, found 5 days ago
฿16,895
Return
found 5 days ago
Select SriLankan Airlines flight, departing Thu, 26 Mar from Colombo to Kathmandu, returning Thu, 2 Apr, priced at ฿16,895 found 5 days ago
SriLankan Airlines
Thu, 2 Apr - Thu, 9 Apr
CMB
Colombo
KTM
Kathmandu
฿16,970 Return, found 2 days ago
฿16,970
Return
found 2 days ago
Select SriLankan Airlines flight, departing Thu, 2 Apr from Colombo to Kathmandu, returning Thu, 9 Apr, priced at ฿16,970 found 2 days ago
SriLankan Airlines
Thu, 26 Mar - Thu, 2 Apr
CMB
Colombo
KTM
Kathmandu
฿17,365 Return, found 5 days ago
฿17,365
Return
found 5 days ago
Select SriLankan Airlines flight, departing Thu, 26 Mar from Colombo to Kathmandu, returning Thu, 2 Apr, priced at ฿17,365 found 5 days ago
SriLankan Airlines
Thu, 2 Apr - Thu, 9 Apr
CMB
Colombo
KTM
Kathmandu
฿17,440 Return, found 2 days ago
฿17,440
Return
found 2 days ago
Select SriLankan Airlines flight, departing Thu, 2 Apr from Colombo to Kathmandu, returning Thu, 9 Apr, priced at ฿17,440 found 2 days ago
Air India
Thu, 2 Apr - Thu, 9 Apr
CMB
Colombo
KTM
Kathmandu
฿18,915 Return, found 2 days ago
฿18,915
Return
found 2 days ago
Select Air India flight, departing Thu, 2 Apr from Colombo to Kathmandu, returning Thu, 9 Apr, priced at ฿18,915 found 2 days ago
Batik air
Mon, 6 Apr - Fri, 17 Apr
CMB
Colombo
KTM
Kathmandu
฿20,350 Return, found 2 days ago
฿20,350
Return
found 2 days ago
Select Batik air flight, departing Mon, 6 Apr from Colombo to Kathmandu, returning Fri, 17 Apr, priced at ฿20,350 found 2 days ago
IndiGo
Wed, 8 Apr - Mon, 20 Apr
CMB
Colombo
KTM
Kathmandu
฿24,368 Return, found 2 days ago
฿24,368
Return
found 2 days ago
Select IndiGo flight, departing Wed, 8 Apr from Colombo to Kathmandu, returning Mon, 20 Apr, priced at ฿24,368 found 2 days ago
Qatar Airways
Thu, 2 Apr - Thu, 9 Apr
CMB
Colombo
KTM
Kathmandu
฿36,700 Return, found 2 days ago
฿36,700
Return
found 2 days ago
Select Qatar Airways flight, departing Thu, 2 Apr from Colombo to Kathmandu, returning Thu, 9 Apr, priced at ฿36,700 found 2 days ago

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

July is typically the cheapest month to fly

From ฿13,061 - ฿19,719 per traveller.

Frequently asked questions

How much is a flight from CMB to Tribhuvan Intl. Airport?
Start packing your suitcase, because round-trip flights from Colombo International Airport to Tribhuvan Intl. Airport start from ฿14,680. That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book now to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from CMB to Tribhuvan Intl. Airport?
We understand that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from CMB to Tribhuvan Intl. Airport 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 Bandaranaike Intl. Airport (CMB) to KTM flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Colombo International Airport to Tribhuvan Intl. Airport (KTM)?
The flying distance from Bandaranaike Intl. Airport (CMB) to KTM is 2,400 kilometres. Sneak in a nap or read a good book and the trip will zip on by.
Which airlines fly direct from Colombo International Airport to Tribhuvan Intl. Airport (KTM)?
Flying directly from Colombo International Airport to Tribhuvan Intl. Airport (KTM) is a cinch with SriLankan Airlines (UL). This top airline operates 21 flights each month.
Are Bandaranaike Intl. Airport (CMB) to Tribhuvan Intl. Airport (KTM) flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up amazing last-minute deals from CMB to Tribhuvan Intl. Airport, but there's no guarantee. As many airlines release seats up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares carrier prices and updates flight deals regularly, so you can be certain you're always getting the latest offers.

Travel information

Origin airport
Bandaranaike Intl.
Destination airport
Tribhuvan Intl.
Return price
฿14,680
Distance
2340 km
Average flight time
3 hours 30 mins

Book with confidence

Perfect flights from Colombo to Kathmandu

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Colombo to Kathmandu. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Bandaranaike Intl. to Tribhuvan Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿9,945 and roundtrip prices from ฿14,680. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Tribhuvan Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Kathmandu.
Perfect flights from Colombo to Kathmandu
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