$179 Cheap Flights from Kathmandu (KTM) to Istanbul (IST)

View $179 flight on Thu, Oct 23, 2025Opens in a new window

Popular airlines from Tribhuvan Intl. Airport (KTM) to Istanbul Airport (IST)

Cheap Flights from Kathmandu to Istanbul (KTM-IST)

Prices were available within the past 7 days and start at $179 for one-way flights and $443 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

IndiGo
Fri, Oct 24 - Thu, Nov 6
KTM
Kathmandu
IST
Istanbul
$443 Roundtrip, found 3 days ago
$443
Roundtrip
found 3 days ago
Select IndiGo flight, departing Fri, Oct 24 from Kathmandu to Istanbul, returning Thu, Nov 6, priced at $443 found 3 days ago
IndiGo
Tue, Oct 21 - Tue, Oct 28
KTM
Kathmandu
IST
Istanbul
$443 Roundtrip, found 21 hours ago
$443
Roundtrip
found 21 hours ago
Select IndiGo flight, departing Tue, Oct 21 from Kathmandu to Istanbul, returning Tue, Oct 28, priced at $443 found 21 hours ago
IndiGo
Tue, Oct 21 - Tue, Oct 28
KTM
Kathmandu
IST
Istanbul
$446 Roundtrip, found 21 hours ago
$446
Roundtrip
found 21 hours ago
Select IndiGo flight, departing Tue, Oct 21 from Kathmandu to Istanbul, returning Tue, Oct 28, priced at $446 found 21 hours ago
IndiGo
Fri, Oct 24 - Thu, Nov 6
KTM
Kathmandu
IST
Istanbul
$475 Roundtrip, found 3 days ago
$475
Roundtrip
found 3 days ago
Select IndiGo flight, departing Fri, Oct 24 from Kathmandu to Istanbul, returning Thu, Nov 6, priced at $475 found 3 days ago
IndiGo
Tue, Nov 4 - Thu, Nov 13
KTM
Kathmandu
IST
Istanbul
$552 Roundtrip, found 14 hours ago
$552
Roundtrip
found 14 hours ago
Select IndiGo flight, departing Tue, Nov 4 from Kathmandu to Istanbul, returning Thu, Nov 13, priced at $552 found 14 hours ago
IndiGo
Mon, Nov 3 - Mon, Nov 17
KTM
Kathmandu
IST
Istanbul
$561 Roundtrip, found 16 hours ago
$561
Roundtrip
found 16 hours ago
Select IndiGo flight, departing Mon, Nov 3 from Kathmandu to Istanbul, returning Mon, Nov 17, priced at $561 found 16 hours ago
Air Arabia
Sun, Nov 2 - Thu, Nov 6
KTM
Kathmandu
IST
Istanbul
$568 Roundtrip, found 3 days ago
$568
Roundtrip
found 3 days ago
Select Air Arabia flight, departing Sun, Nov 2 from Kathmandu to Istanbul, returning Thu, Nov 6, priced at $568 found 3 days ago
Sichuan Airlines
Thu, Oct 23 - Fri, Oct 31
KTM
Kathmandu
IST
Istanbul
$762 Roundtrip, found 2 days ago
$762
Roundtrip
found 2 days ago
Select Sichuan Airlines flight, departing Thu, Oct 23 from Kathmandu to Istanbul, returning Fri, Oct 31, priced at $762 found 2 days ago
Kuwait Airways
Thu, Jan 1 - Sun, Jan 11
KTM
Kathmandu
IST
Istanbul
$814 Roundtrip, found 10 hours ago
$814
Roundtrip
found 10 hours ago
Select Kuwait Airways flight, departing Thu, Jan 1 from Kathmandu to Istanbul, returning Sun, Jan 11, priced at $814 found 10 hours ago
Turkish Airlines
Sat, Dec 27 - Thu, Jan 15
KTM
Kathmandu
IST
Istanbul
$847 Roundtrip, found 10 hours ago
$847
Roundtrip
found 10 hours ago
Select Turkish Airlines flight, departing Sat, Dec 27 from Kathmandu to Istanbul, returning Thu, Jan 15, priced at $847 found 10 hours ago

Alternative airports near Istanbul

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Istanbul Airport IST. Cheapest option available. Average driving time to city center is 35 minutes. Flights from $561
IST
Istanbul Airport
Cheapest
Average driving time to city center35 min
Flights from $561

Frequently asked questions

How much does a flight from Tribhuvan Intl. Airport (KTM) to Istanbul (IST) cost?
Secure a cheap one-way flight from $179 or cheap return flight from $443 from Tribhuvan Intl. Airport (KTM) to Istanbul (IST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Tribhuvan Intl. Airport (KTM) to Istanbul (IST)?
The cheapest month to fly from KTM to IST is October, when there's less demand. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Tribhuvan Intl. Airport (KTM) to Istanbul (IST)?
To find the cheapest airline that'll fly you from KTM to IST, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Tribhuvan Intl. Airport (KTM) to Istanbul (IST)?
There aren't any daily nonstop flights departing from Tribhuvan Intl. Airport (KTM) to Istanbul (IST). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from KTM to IST?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tribhuvan Intl. Airport (KTM) to Istanbul (IST)?
To land at Istanbul (IST) on time, book a flight that leaves Tribhuvan Intl. Airport (KTM) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Tribhuvan Intl. Airport (KTM) to Istanbul (IST) last-minute?
Last-minute fares from KTM to IST are generally more expensive. To lock in the lowest rates, start searching for flights well ahead of time. That being said, if you can play around with your travel dates, you may land a cheap ticket just before your departure.
Can I cancel or change the date of my flight from Tribhuvan Intl. Airport (KTM) to Istanbul (IST)?
Typically, you're able to cancel or reschedule your KTM to IST flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want further details, head to our Customer Service portal.

Travel information

Origin airport
Tribhuvan Intl.
Destination airport
Istanbul
Airlines serving
Air Arabia, Cathay Pacific, Emirates, Etihad Airways, IndiGo, Kuwait Airways, Malaysia Airlines, Qatar Airways, Sichuan Airlines, Singapore Airlines, Thai Airways International, Turkish Airlines, flydubai
Roundtrip price
$443
Distance
3296 mi
Average flight time
8 hours 5 mins

Book with confidence

Kathmandu to Istanbul Flights

The cheapest times to fly from Kathmandu to Istanbul

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kathmandu to Istanbul are during the month of October. You can find some of the cheapest flights from Kathmandu to Istanbul with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kathmandu to Istanbul

Sunday is one of the best days to book for cheap flights from Kathmandu to Istanbul: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kathmandu to Istanbul

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kathmandu to Istanbul in 2025. You can also book with separate airlines for your outbound and return journeys, from $179 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kathmandu to Istanbul flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kathmandu to Istanbul airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kathmandu to Istanbul Flights

Explore a world of travel with Expedia

*Available to One Key members.