Cheap flights from Colombo to Kathmandu

Bandaranaike
CMB
Tribhuvan
KTM

Flight deals from Colombo to Kathmandu

Below you can see the best deals on flights Colombo — Kathmandu for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 1 September, from AED 848.

Top 10 cheap flights from Colombo to Kathmandu

6E
6E
 848

Colombo — Kathmandu

21:55—14:10
1 Sep 2026
16 h
1 stop
6E
6E
 877

Colombo — Kathmandu

21:55—14:10
8 Sep 2026
16 h
1 stop
6E
6E
 879

Colombo — Kathmandu

22:00—14:10
12 Sep 2026
15 h 55 m
1 stop
6E
6E
 900

Colombo — Kathmandu

22:00—14:10
27 Aug 2026
15 h 55 m
1 stop
6E
6E
 913

Colombo — Kathmandu

22:00—14:10
4 Sep 2026
15 h 55 m
1 stop
6E
6E
 918

Colombo — Kathmandu

22:00—14:10
31 Aug 2026
15 h 55 m
1 stop
6E
6E
 953

Colombo — Kathmandu

22:00—14:10
13 Sep 2026
15 h 55 m
1 stop
6E
6E
 973

Colombo — Kathmandu

22:00—14:10
28 Aug 2026
15 h 55 m
1 stop
6E
6E
 980

Colombo — Kathmandu

22:00—14:10
10 Sep 2026
15 h 55 m
1 stop
6E
AI
AI
 1,035

Colombo — Kathmandu

09:45—00:05
29 Aug 2026
14 h 5 m
2 stops

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Colombo — Kathmandu flight

Looking for cheap flights from Colombo to Kathmandu? Compare fares from different airlines, check the flight schedule and travel time — and book your Colombo — Kathmandu ticket online at the best price.

The route has direct flights — around 8 flights per week, flights are operated by SriLankan Airlines, a nonstop flight takes about 6 h 45 min, the distance between the cities is around 2,371 km.

Planning your trip? You may find our Kathmandu travel guide, how to get from the airport into town and Kathmandu weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from AED 848Min. price
SeptemberCheapest
FebruaryPeak season
YesDirect flights
2,371 kmDistance
6 h 45 minTravel time
1Airlines
8 / wkFlights

Flight schedule from Colombo to Kathmandu

The table shows direct flights from Colombo to Kathmandu on the selected date. The flight takes approximately 6 h 45 min. Regular flights are operated by SriLankan Airlines. Departures from Bandaranaike International Airport airports, arrivals at Tribhuvan International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Sun, 16 August
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Colombo — Kathmandu

Below is a calendar of the lowest flight ticket prices for Colombo — Kathmandu by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 848 in September, and the most expensive are around AED 1,026 in February. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Colombo to Kathmandu by month. Tickets are usually cheapest in January (around AED 810) and priciest in October (about AED 1,166) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
JanAED 810lowMayAED 972mediumSepAED 1,004medium
FebAED 940mediumJunAED 842lowOctAED 1,166high
MarAED 1,102highJulAED 826lowNovAED 1,166high
AprAED 1,102highAugAED 842lowDecAED 1,037medium

Some values are estimated based on seasonality.

When to fly

Weather in Kathmandu: it is warmest in June (up to 25 °C on average) and coolest in January (around 15 °C). The driest month is December.

Tickets are usually cheapest in September and most expensive in February. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Kathmandu

Dry and wet days · Kathmandu

Wind speed and direction · Kathmandu

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How to get the best deal on a Colombo — Kathmandu ticket

  • Book ahead: fares for Colombo — Kathmandu are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Flights Colombo — Kathmandu operate on Sundays, Mondays, Wednesdays and Thursdays — keep that in mind when picking your travel dates.
  • The cheapest month to fly to Kathmandu is usually September — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Colombo — Kathmandu route are operated by 1 airline; SriLankan Airlines runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • SriLankan AirlinesUL
    3x/week
    WebsiteFleet: 244.5M pax/year
    • Direct flight CMB → KTM3x/week
      Duration
      3h 40m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Colombo — Kathmandu route

Flights Colombo — Kathmandu depart from Bandaranaike International Airport and arrive at Tribhuvan International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Colombo

CMB
Sri Lanka
About the cityHow to get thereWeatherAll about the country Sri Lanka
Arrival

Kathmandu

KTM
Nepal
About the cityHow to get thereWeatherAll about the country Nepal
Departure airports
Arrival airports

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Frequently asked questions about the Colombo — Kathmandu flight

How long is the flight from Colombo to Kathmandu?

A nonstop Colombo — Kathmandu flight takes about 6 h 45 min — the distance between the cities is around 2,371 km.

How far is it from Colombo to Kathmandu?

The distance from Colombo to Kathmandu is about 2,371 km, which a nonstop flight covers in around 6 h 45 min.

Are there direct flights from Colombo to Kathmandu?

Yes, there are nonstop flights Colombo — Kathmandu — around 8 flights per week.

Which airlines fly from Colombo to Kathmandu?

Airlines operating Colombo — Kathmandu include SriLankan Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Colombo — Kathmandu flights use?

Flights from Colombo depart from Bandaranaike International Airport, and arrive at Tribhuvan International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Colombo to Kathmandu?

The price of a Colombo — Kathmandu ticket depends on your travel date, season and demand: it is usually cheapest to fly in September, and most expensive in February. Tickets typically cost between AED 848 and AED 1,026. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Colombo — Kathmandu?

Flights Colombo — Kathmandu are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is September. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Colombo to Kathmandu?

To catch a low fare Colombo — Kathmandu, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually September.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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