On this page, you can find and book flight tickets from Istanbul to Kathmandu. The distance between the cities is 5293 km, and direct flights are available about 3 times a week.
Turkish Airlines is the primary carrier on this route. Fares depend on the season and booking time, so we recommend using the price calendar and price dynamics chart to find the best deals.
Below is a calendar of the lowest flight ticket prices for Istanbul — Kathmandu by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $242 in a, and the most expensive are around $369 in a. 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.
Istanbul → Kathmandu, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $428 | low | May | $479 | medium | Sep | $453 | medium |
| Feb | $453 | medium | Jun | $504 | high | Oct | $579 | high |
| Mar | $554 | high | Jul | $428 | low | Nov | $579 | high |
| Apr | $529 | high | Aug | $441 | low | Dec | $504 | medium |
Some values are estimated based on seasonality.
Weather in Kathmandu is highly seasonal: the hottest months are June and July with temperatures up to 25.1°C, while rainfall peaks in July and August. The coolest period is January, when night temperatures can drop to 5°C.
The lowest airfares are recorded in July — $213 and June — $215. The most expensive month to fly this route is April, when ticket prices reach $336.
November and December are considered the optimal time for a trip, offering dry weather and moderate flight costs. It is best to avoid the summer months due to monsoon rains, which can complicate inland logistics.
Turkish Airlines operates regular flights on the route from Istanbul to Nepal, providing approximately 3 flights per week. Passengers are offered both direct flights and convenient connections, allowing for flexible travel planning. Detailed schedules by day of the week and available aircraft types can be found in the airlines list below.
Flights Istanbul — Kathmandu depart from Istanbul Airport and Sabiha Gokcen 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.
A direct flight covers the 5293 km distance in approximately 6 hours and 30 minutes. Travel time may increase depending on the flight type and any layovers.
The primary carrier operating regular flights is Turkish Airlines. Connecting flights from other international airlines are also available.
All international flights arrive at Tribhuvan International Airport (KTM). Transport recommendations from the terminal to the city can be found in the how to get there section.
The most affordable deals often appear several months before the departure date. For current information on the lowest prices for a specific month, check the low-price calendar on this page.
We use cookies and services to collect user information. This is essential for the functioning of the site and for marketing purposes. You can find out more in .
Where travelers fly most — pick a route and check prices
