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Cheap flights from Kathmandu to Colombo Bandaranaike Intl Airport from C$ 451

KTM — CMB
8 Oct — 15 Oct1
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

Fri 16/108:45 a.m. -
1 stop17h 50m
Thu 22/103:10 a.m. -
1 stop19h 15m
Deal found 5/9C$ 752
Fri 16/1012:35 a.m. -
2 stops33h 55m
Wed 21/102:05 a.m. -
1 stop16h 35m
Deal found 5/9C$ 1,184
Wed 14/103:35 p.m. -
1 stop16h 50m
Wed 21/1011:15 a.m. -
2 stops31h 25m
Deal found 5/9C$ 1,190
Sat 17/107:55 p.m. -
2 stops14h 35m
Sun 25/1011:15 a.m. -
2 stops36h 00m
Deal found 7/9C$ 1,196
Fri 16/1012:35 a.m. -
2 stops33h 55m
Sat 24/1011:15 a.m. -
2 stops20h 35m
Deal found 8/9C$ 1,198
Sun 18/109:05 a.m. -
2 stops25h 25m
Sun 25/1011:15 a.m. -
2 stops31h 10m
Deal found 8/9C$ 1,204
Tue 20/109:25 p.m. -
1 stop23h 35m
Wed 11/119:45 p.m. -
1 stop14h 50m
Deal found 7/9C$ 1,400
Tue 20/109:25 p.m. -
1 stop23h 35m
Fri 13/119:45 p.m. -
1 stop22h 35m
Deal found 7/9C$ 1,408
Sun 25/101:50 p.m. -
1 stop31h 10m
Sat 14/119:45 p.m. -
1 stop14h 50m
Deal found 7/9C$ 1,428
Sun 18/109:25 p.m. -
1 stop23h 35m
Wed 21/109:45 p.m. -
1 stop14h 50m
Deal found 5/9C$ 1,429
Sun 25/101:50 p.m. -
1 stop31h 10m
Mon 9/119:45 p.m. -
1 stop22h 35m
Deal found 7/9C$ 1,436

Find flight deals from Kathmandu to Colombo

Round-trip from

C$ 752

One-way from

C$ 451

Popular in

February

Cheapest in

May

Average price

C$ 797

Good one-way deal

C$ 306 or less
Air Arabia
  • Air Arabia
  • 16/10-22/10
  • 2 total stops
  • 37h 05m total
  • Kathmandu to Colombo
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Air Arabia
  • Air Arabia
  • 13/12-31/12
  • 1 total stop
  • 15h 40m total
  • Kathmandu to Colombo
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Highest demand for flights based on searches. 8% potential increase in price (C$ 87 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 23 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Kathmandu Tribhuvan to Colombo Bandaranaike Intl.
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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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Route

Depart

Return

Price

Cheapest round-trip

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Sun 13/12

10:20 p.m.-1:45 p.m.

1 stop15h 40m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 451

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Mon 14/12

9:25 a.m.-1:50 a.m.

1 stop16h 40m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 504

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Fri 29/1

5:40 p.m.-9:45 a.m.

1 stop16h 20m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 647

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Wed 27/1

5:40 p.m.-9:45 a.m.

1 stop16h 20m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 647

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Fri 16/10

8:45 a.m.-2:20 a.m.

1 stop17h 50m

Colombo Bandaranaike Intl

Thu 22/10

3:10 a.m.-10:40 p.m.

1 stop19h 15m

C$ 752

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Thu 8/10

3:35 p.m.-10:15 a.m.

2 stops18h 55m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 914

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Sun 31/1

3:00 p.m.-10:15 a.m.

2 stops19h 30m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 962

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Mon 25/1

12:30 a.m.-10:15 a.m.

2 stops34h 00m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 962

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Wed 27/1

3:00 p.m.-10:15 a.m.

2 stops19h 30m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 962
Quickest round-trip

KathmanduColombo

KTM Kathmandu Tribhuvan - CMB Colombo Bandaranaike Intl

KTMCMB

Kathmandu Tribhuvan

Mon 14/12

7:40 p.m.-10:15 a.m.

2 stops14h 50m

Colombo Bandaranaike Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 1,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 21 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 round-trip 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 C$ 325). Flying from Kathmandu to Colombo Bandaranaike Intl Airport in February is currently the most expensive (average of C$ 860). 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.

What is the cheapest time of day to fly from KTM to CMB?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kathmandu to Colombo Bandaranaike Intl Airport as you normally would.

How much does it cost to fly round-trip 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 C$ 750 and C$ 843 in October.
The cheapest round-trip price found within the last 5 days was C$ 752 on Air Arabia (16 Oct-22 Oct).

Related info for your journey

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

    Most people fly from Kathmandu Tribhuvan (KTM) if they book a flight from Kathmandu to Colombo Bandaranaike Intl. On average, Tribhuvan has 0 outbound flights to Colombo Bandaranaike Intl per day from 0 airlines. Kathmandu Tribhuvan is conveniently located just 4.1 km from Kathmandu’s city centre.

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

    Air Arabia and flydubai can get you from Kathmandu to Colombo Bandaranaike Intl Airport in just under 17h 50m. Your travel time can differ by up to 25h 05m. The distance from Kathmandu to Colombo Bandaranaike Intl Airport is about 2351 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 vacation 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 C$ 325). Flying from Kathmandu to Colombo Bandaranaike Intl Airport in February is currently the most expensive (average of C$ 860). 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

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