Srilankan Airlines
Su, Mo, We, and Th
starting at $186
Compare airlines, prices, and flight durations for your trip
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 easiest way to get to your destination. The following airlines operate non-stop flights from Kathmandu to Colombo:
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Answers to questions about the route that travelers are most interested in.
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 $186
Kathmandu — Colombo
04/22/2026
Departure
Direct flight
UL182
starting at $727
Kathmandu — Colombo
04/27/2026
Departure
Direct flight
UL182
starting at $840
Kathmandu — Colombo
04/29/2026
Departure
Direct flight
UL182
starting at $751
Kathmandu — Colombo
05/10/2026
Departure
Direct flight
UL182
starting at $451
Kathmandu — Colombo
06/04/2026
Departure
Direct flight
UL182
starting at $394
Kathmandu — Colombo
06/17/2026
Departure
Direct flight
UL182
starting at $397
Kathmandu — Colombo
06/18/2026
Departure
Direct flight
UL182
starting at $404
Kathmandu — Colombo
07/01/2026
Departure
Direct flight
UL182
starting at $392
Kathmandu — Colombo
08/19/2026
Departure
Direct flight
UL182
starting at $385
Kathmandu — Colombo
04/23/2026
Departure
Direct flight
UL182
starting at $435
starting at $197
starting at $213
starting at $277
starting at $290
starting at $300
starting at $359
The Kathmandu — Colombo route is served by a wide range of airlines: 6 in total, including Srilankan Airlines, Air India, Air India Express, IndiGo, Royal Nepal Airlines, and Qatar Airways. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $197. 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 one-way flight from Kathmandu to Colombo departs on 07/01/2026, is operated by Srilankan Airlines and costs $197
There is no information about the cheapest roundtrip flight from Kathmandu to Colombo
Fastest flight from Kathmandu to Colombo takes 3h 35m
There are direct flights on this route 4 days a week: Su, Mo, We, and Th
The distance between Kathmandu and Colombo is 2381km (1476 miles). The average flight duration is 6h 10m. There are 5 direct flights from Kathmandu to Colombo. The time difference between Kathmandu and Colombo is 15m. Flights from Kathmandu begin at 1:15 PM. The latest flight from Kathmandu departs at 1:40 PM
A non-stop 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.
The cheapest flight ticket from Kathmandu to Colombo according to data for the last 48 hours costs $197
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: May, July, August.
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 $223 (May 2026), while the maximum is $327 (April 2026). On average, a ticket costs $276–$277.
Prices on the Kathmandu — Colombo route are unpredictable: costs change from month to month with no clear pattern. Still, even here some periods are more affordable than others.
Despite the fluctuations, patterns exist: the cheapest period is May 2026–June 2026 — averaging $250. The most expensive is August 2026–January 2027 ($288). The difference reaches 13%.
With this kind of price behavior, it's worth comparing prices across several months and booking when a good deal appears. A good benchmark is May 2026–June 2026, where you can save up to 13%.
Price spread on this route is 12%. Costs vary significantly, so your choice of month can noticeably affect your travel budget.
We couldn't find any special offers for flights from Kathmandu to Colombo
