Srilankan Airlines
Su, Mo, We, and Th
Starting at $360
Helping travelers to find the best flight offers
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.
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.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Kathmandu to Colombo:
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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.
Srilankan Airlines
Su, Mo, We, and Th
Starting at $360
The cheapest one-way flight from Kathmandu to Colombo departs on 04/22/2026, is operated by Royal Nepal Airlines and costs $170
The cheapest roundtrip flight from Kathmandu to Colombo departs on 12/29/2025, is operated by Srilankan Airlines and costs $491
Fastest flight from Kathmandu to Colombo takes 3h 35m
There are direct flights on this route 2 days a week: We and Th
The distance between Kathmandu and Colombo is 2381km (1476 miles). The average flight duration is 3h 35m. 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 1:40 PM
Kathmandu — Colombo
12/07/2025
Departure
Direct flight
UL182
Starting at $415
Kathmandu — Colombo
12/08/2025
Departure
Direct flight
UL182
Starting at $422
Kathmandu — Colombo
12/10/2025
Departure
Direct flight
UL182
Starting at $506
Kathmandu — Colombo
12/11/2025
Departure
Direct flight
UL182
Starting at $677
Kathmandu — Colombo
12/14/2025
Departure
Direct flight
UL182
Starting at $403
Kathmandu — Colombo
12/17/2025
Departure
Direct flight
UL182
Starting at $430
Kathmandu — Colombo
12/18/2025
Departure
Direct flight
UL182
Starting at $377
Kathmandu — Colombo
12/21/2025
Departure
Direct flight
UL182
Starting at $407
Kathmandu — Colombo
12/22/2025
Departure
Direct flight
UL182
Starting at $410
Kathmandu — Colombo
12/24/2025
Departure
Direct flight
UL182
Starting at $404
Starting at $173
Starting at $170
Starting at $217
Starting at $236
Starting at $243
Starting at $262
Starting at $286
Starting at $310
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 $170. 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.
The cheapest flight ticket from Kathmandu to Colombo according to data for the last 48 hours costs $170
Often the best time to buy tickets from Kathmandu to Colombo is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Kathmandu to Colombo can be found flying in these months: January, February, May.
The fastest flights from Kathmandu to Colombo start from 3 hours 35 minutes in the air.
The following airlines operate direct flights on the route Kathmandu — Colombo: Srilankan Airlines
The minimum one-way ticket price from Kathmandu to Colombo is $230 (January 2026), while the maximum is $269 (December 2025). On average, a ticket costs $248–$496.
