Cheap Flights from Kathmandu to Colombo

Cheapest flights from Kathmandu to Colombo

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Kathmandu to Colombo. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$169

Royal Nepal Airlines

1 transfer

9h 10m

04/22/2026

The cheapest one-way flight from Kathmandu to Colombo departs on 04/22/2026, is operated by Royal Nepal Airlines and costs $169

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Kathmandu to Colombo

The fastest flight

3h 35m

Fastest flight from Kathmandu to Colombo takes 3h 35m

Direct flights

Several times a week

There are direct flights on this route 3 days a week: Mo, We, and Th

Earliest flight

12:50 PM

Latest flight

1:35 PM

Average flight duration

7h 23m

Direct flights count

5

Distance

2381km

Timezone difference

15m

The distance between Kathmandu and Colombo is 2381km (1476 miles). The average flight duration is 7h 23m. There are 5 direct flights from Kathmandu to Colombo. The time difference between Kathmandu and Colombo is 15m. Flights from Kathmandu begin at 12:50 PM. The latest flight from Kathmandu departs at 1:35 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Kathmandu to Colombo by month

The minimum one-way ticket price from Kathmandu to Colombo is $228 (March 2026), while the maximum is $252 (December 2025). On average, a ticket costs $238–$242.

March 2026

Lowest price

on average:

$228

December 2025

Highest price

on average:

$252

Avg Price

Airlines operating on route

The Kathmandu — Colombo route is served by a wide range of airlines: 8 in total, including Srilankan Airlines, Royal Nepal Airlines, IndiGo, Air India, Air India Express, Thai AirAsia, Thai Lion Air, and Bhutan Airlines. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $169. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.

Starting at $172

Starting at $169

Starting at $216

Starting at $235

Starting at $242

Starting at $250

Starting at $285

Starting at $308

Direct Flights from Kathmandu to Colombo

A direct flight is the most convenient and comfortable way to fly from Kathmandu to Colombo, despite the fact that sometimes flights with transfers can cost significantly less.

Kathmandu — Colombo

KTM — CMB

12/08/2025

Departure

Direct flight

UL182

Starting at $243

Kathmandu — Colombo

KTM — CMB

12/10/2025

Departure

Direct flight

UL182

Starting at $485

Kathmandu — Colombo

KTM — CMB

12/11/2025

Departure

Direct flight

UL182

Starting at $674

Kathmandu — Colombo

KTM — CMB

12/14/2025

Departure

Direct flight

UL182

Starting at $401

Kathmandu — Colombo

KTM — CMB

12/15/2025

Departure

Direct flight

UL182

Starting at $406

Kathmandu — Colombo

KTM — CMB

12/17/2025

Departure

Direct flight

UL182

Starting at $428

Kathmandu — Colombo

KTM — CMB

12/18/2025

Departure

Direct flight

UL182

Starting at $400

Kathmandu — Colombo

KTM — CMB

12/21/2025

Departure

Direct flight

UL182

Starting at $400

Kathmandu — Colombo

KTM — CMB

12/22/2025

Departure

Direct flight

UL182

Starting at $400

Kathmandu — Colombo

KTM — CMB

12/24/2025

Departure

Direct flight

UL182

Starting at $402

Schedule of direct flights from Kathmandu to Colombo

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Kathmandu to Colombo:

Unable to find information about the schedule of direct flights from

Kathmandu airports overview

Tribhuvan International Airport

•

KTM

•

Colombo airports overview

Bandaranaike International Airport

•

CMB

28km

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Kathmandu to Colombo?

The cheapest flight ticket from Kathmandu to Colombo according to data for the last 48 hours costs $169

When is the best time to buy air tickets on the route Kathmandu — Colombo?

Often the best time to buy tickets from Kathmandu to Colombo is 2 months before departure.

When is the cheapest time of year to fly from Kathmandu to Colombo?

Based on statistics over the past years, the lowest prices for flights from Kathmandu to Colombo can be found flying in these months: March, January, April.

How long does it take to fly from Kathmandu to Colombo?

The fastest flights from Kathmandu to Colombo start from 3 hours 35 minutes in the air.

Which airline can fly direct from Kathmandu to Colombo?

The following airlines operate direct flights on the route Kathmandu — Colombo: Srilankan Airlines

Special offers and sales on air tickets from Kathmandu to Colombo

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

Kathmandu — Colombo

December 8

Srilankan Airlines

$243

Alternative routes

•••••••••••••••••••

Cheapest one way flight

$169

Royal Nepal Airlines

1 transfer

9h 10m

04/22/2026

The cheapest one-way flight from Kathmandu to Colombo departs on 04/22/2026, is operated by Royal Nepal Airlines and costs $169

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Kathmandu to Colombo

The fastest flight