Srilankan Airlines
Su, Mo, We, and Th
starting at $292
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 Colombo to Kathmandu. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Colombo to Kathmandu, despite the fact that sometimes flights with transfers can cost significantly less.
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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.
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Tickets from Colombo to Kathmandu cost roughly the same any month. This is convenient: you can plan your trip based on your schedule rather than prices.
There is a slight difference: it's a bit cheaper in November 2026–December 2026 (averaging $241) and slightly more in January 2027–March 2027 ($270). But overall, the difference is small.
On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 11%. Book whenever it's convenient.
Monthly price variation is just 9.1%. Ticket costs on this route are among the most predictable.
The cost of a one-way flight from Colombo to Kathmandu ranges from $213 (April 2027) to $276 (March 2027). On average, the ticket price is about $251–$265.
Srilankan Airlines
Su, Mo, We, and Th
starting at $292
The only airline operating direct flights from Colombo to Kathmandu is Srilankan Airlines. Flights operate on Sunday, Monday, Wednesday, and Thursday.
Colombo — Kathmandu
12/23/2026
Departure
Direct flight
UL181
starting at $302
Colombo — Kathmandu
12/03/2026
Departure
Direct flight
UL181
starting at $301
Colombo — Kathmandu
11/25/2026
Departure
Direct flight
UL181
starting at $304
Colombo — Kathmandu
12/20/2026
Departure
Direct flight
UL181
starting at $305
Colombo — Kathmandu
11/22/2026
Departure
Direct flight
UL181
starting at $303
Colombo — Kathmandu
01/17/2027
Departure
Direct flight
UL181
starting at $304
Colombo — Kathmandu
01/03/2027
Departure
Direct flight
UL181
starting at $304
Colombo — Kathmandu
01/20/2027
Departure
Direct flight
UL181
starting at $305
Colombo — Kathmandu
11/26/2026
Departure
Direct flight
UL181
starting at $305
Colombo — Kathmandu
11/29/2026
Departure
Direct flight
UL181
starting at $305
starting at $271
starting at $228
starting at $232
starting at $275
More than 4 airlines operate flights from Colombo to Kathmandu, including Srilankan Airlines, Air India, IndiGo, and Jazeera Airways. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $228, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
The cheapest flight ticket from Colombo to Kathmandu according to data for the last 48 hours costs $228
Often the best time to buy tickets from Colombo to Kathmandu is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Colombo to Kathmandu can be found flying in these months: April, November, December.
The fastest flights from Colombo to Kathmandu start from 3 hours 35 minutes in the air.
The following airlines operate direct flights on the route Colombo — Kathmandu: Srilankan Airlines
The cheapest one-way flight from Colombo to Kathmandu departs on 11/29/2026, is operated by Air India and costs $228
The cheapest roundtrip flight from Colombo to Kathmandu departs on 04/26/2027, is operated by Air India and costs $434
Fastest flight from Colombo to Kathmandu takes 3h 35m
There are direct flights on this route 4 days a week: Su, Mo, We, and Th
The distance between Colombo and Kathmandu is 2382km (1477 miles). The average flight duration is 11h 5m. There are 4 direct flights from Colombo to Kathmandu. The time difference between Colombo and Kathmandu is 15m. Flights from Colombo begin at 8:00 AM. The latest flight from Colombo departs at 8:50 AM
We couldn't find any special offers for flights from Colombo to Kathmandu
