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Cheap flights from Kathmandu to Colombo Bandaranaike Intl Airport from ₹ 25,731

KTM — CMB
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kathmandu to Colombo

Enter your travel dates to find the best prices.

Cheapest flights from Kathmandu to Colombo

Tue 27/1021:40 -
1 stop6h 45m
Fri 30/1012:00 -
1 stop18h 20m
Deal found 22/10₹ 35,510
Sun 25/1012:50 -
Nonstop3h 35m
Thu 29/1005:10 -
1 stop8h 30m
Deal found 22/10₹ 45,195
Sun 25/1021:40 -
1 stop6h 45m
Thu 29/1005:10 -
1 stop8h 30m
Deal found 22/10₹ 45,860
Thu 29/1012:50 -
Nonstop3h 35m
Fri 30/1017:05 -
1 stop13h 15m
Deal found 22/10₹ 46,050
Sun 25/1021:40 -
1 stop6h 45m
Wed 28/1005:10 -
1 stop8h 30m
Deal found 22/10₹ 46,714
Thu 29/1012:50 -
Nonstop3h 35m
Sat 31/1005:10 -
1 stop10h 45m
Deal found 22/10₹ 46,809
Sun 25/1012:50 -
Nonstop3h 35m
Wed 28/1005:10 -
1 stop7h 40m
Deal found 22/10₹ 47,189
Sun 25/1012:50 -
Nonstop3h 35m
Fri 30/1017:05 -
1 stop13h 15m
Deal found 22/10₹ 47,284
Tue 27/1007:35 -
1 stop8h 45m
Wed 28/1005:10 -
1 stop7h 40m
Deal found 22/10₹ 47,854
Sun 25/1021:40 -
1 stop6h 45m
Fri 30/1017:05 -
1 stop13h 15m
Deal found 22/10₹ 47,949
Sun 25/1012:50 -
Nonstop3h 35m
Sat 31/1005:10 -
1 stop10h 45m
Deal found 22/10₹ 48,043

Find flight deals from Kathmandu to Colombo

Round-trip from

₹ 45,575

One-way from

₹ 25,731

Popular in

February

Cheapest in

May

Average price

₹ 38,264
Air India
  • Air India
  • 1/3-8/3
  • 2 total stops
  • 44h 20m total
  • Kathmandu to Colombo
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Air India
  • Air India
  • 7/11-31/12
  • 1 total stop
  • 18h 00m total
  • Kathmandu to Colombo
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 387,531 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (₹ 95,182 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Kathmandu to Colombo Bandaranaike Intl Airport that are best for you.

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Price

Cheapest return flight

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Sat 7/11

17:10-10:55

1 stop18h 00m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 25,731

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Tue 10/11

21:40-10:55

1 stop13h 30m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 25,826

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Mon 18/1

14:55-10:55

1 stop20h 15m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 26,300

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Wed 30/12

15:05-08:10

1 stop17h 20m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 27,725

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Sat 31/10

08:00-22:10

2 stops14h 25m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 35,131

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Sat 7/11

15:05-02:00

2 stops11h 10m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 40,163

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Mon 22/3

22:55-23:30

1 stop24h 50m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 44,530

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Fri 26/3

22:55-23:30

1 stop24h 50m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 44,530

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Tue 23/3

22:55-23:30

1 stop24h 50m

Colombo Bandaranaike Intl

Wed 31/12

00:00-00:00

Nonstop0h 00m

₹ 44,530
Fastest return journey

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Wed 11/11

13:40-17:00

Nonstop3h 35m

Colombo Bandaranaike Intl

Sun 15/11

08:00-11:50

Nonstop3h 35m

₹ 51,651

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Kathmandu to Colombo

Have a flexible travel schedule? Discover the best time to fly to Colombo from Kathmandu with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Kathmandu to Colombo Bandaranaike Intl Airport

What is the cheapest month to book a flight from Kathmandu to Colombo Bandaranaike Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Kathmandu to Colombo Bandaranaike Intl Airport (average of ₹ 22,313). Flying from Kathmandu to Colombo Bandaranaike Intl Airport in February is currently the most expensive (average of ₹ 59,057). 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.

How much does it cost for a return flight from Kathmandu to Colombo Bandaranaike Intl Airport?

Airfare is typical for this route at the moment.

Kathmandu to Colombo Bandaranaike Intl Airport flights typically cost between ₹ 32,092 and ₹ 59,722 in March.
The cheapest return price found within the last 5 days was ₹ 45,575 on Air India (1 Mar–8 Mar).

Related info for your journey

  • What airport do you fly from for flights from Kathmandu to Colombo Bandaranaike Intl?

    For a flight from Kathmandu to Colombo Bandaranaike Intl, you will be flying from Tribhuvan. Kathmandu Tribhuvan (KTM) is just 4.1 km from the centre of the city. Tribhuvan is the only Kathmandu airport and it handles 0 outbound flights to Colombo Bandaranaike Intl per day. 0 airlines have flights to Colombo Bandaranaike Intl from Kathmandu Tribhuvan on a regular basis.

  • How long is the flight from Kathmandu to Colombo Bandaranaike Intl Airport?

    SriLankan Airlines, Air Arabia, and flydubai can get you from Kathmandu to Colombo Bandaranaike Intl Airport in just under 3h 35m. Your travel time can differ by up to 39h 55m. There are 2351 km between Kathmandu and Colombo Bandaranaike Intl Airport. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Kathmandu to Colombo that include hotel bookings?

    Yes. In addition to deals on Kathmandu to Colombo flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Kathmandu to Colombo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kathmandu to Colombo.

  • Can I find deals for business class flights from Kathmandu to Colombo?

    Yes. Cheapflights offers flight deals from Kathmandu to Colombo 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 Kathmandu to Colombo Bandaranaike Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from Kathmandu to Colombo Bandaranaike Intl Airport (average of ₹ 22,313). Flying from Kathmandu to Colombo Bandaranaike Intl Airport in February is currently the most expensive (average of ₹ 59,057). 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 Colombo Bandaranaike Intl Airport?

Book flights to Colombo Bandaranaike Intl Airport if you plan to visit one of these locations
Negombo

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