$171 Cheap Flights from Seoul (ICN) to Kathmandu (KTM)

View $171 flight on Thu, Jan 22, 2026Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)

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Cheap Flights from Seoul to Kathmandu (ICN-KTM)

Prices were available within the past 7 days and start at $171 for one-way flights and $327 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Mon, Dec 1 - Wed, Dec 10
ICN
Seoul
KTM
Kathmandu
$327 Roundtrip, found 9 hours ago
$327
Roundtrip
found 9 hours ago
Select Air China flight, departing Mon, Dec 1 from Seoul to Kathmandu, returning Wed, Dec 10, priced at $327 found 9 hours ago
Air China
Mon, Nov 24 - Sun, Dec 7
ICN
Seoul
KTM
Kathmandu
$328 Roundtrip, found 1 day ago
$328
Roundtrip
found 1 day ago
Select Air China flight, departing Mon, Nov 24 from Seoul to Kathmandu, returning Sun, Dec 7, priced at $328 found 1 day ago
Air China
Sun, Dec 14 - Wed, Dec 17
ICN
Seoul
KTM
Kathmandu
$347 Roundtrip, found 11 hours ago
$347
Roundtrip
found 11 hours ago
Select Air China flight, departing Sun, Dec 14 from Seoul to Kathmandu, returning Wed, Dec 17, priced at $347 found 11 hours ago
China Southern Airlines
Thu, Dec 18 - Wed, Jan 7
ICN
Seoul
KTM
Kathmandu
$355 Roundtrip, found 15 hours ago
$355
Roundtrip
found 15 hours ago
Select China Southern Airlines flight, departing Thu, Dec 18 from Seoul to Kathmandu, returning Wed, Jan 7, priced at $355 found 15 hours ago
China Southern Airlines
Thu, Oct 23 - Sat, Nov 8
ICN
Seoul
KTM
Kathmandu
$356 Roundtrip, found 3 days ago
$356
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Thu, Oct 23 from Seoul to Kathmandu, returning Sat, Nov 8, priced at $356 found 3 days ago
China Southern Airlines
Thu, Oct 23 - Wed, Nov 5
ICN
Seoul
KTM
Kathmandu
$358 Roundtrip, found 3 days ago
$358
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Thu, Oct 23 from Seoul to Kathmandu, returning Wed, Nov 5, priced at $358 found 3 days ago
Sichuan Airlines
Thu, Oct 9 - Wed, Oct 15
ICN
Seoul
KTM
Kathmandu
$372 Roundtrip, found 1 day ago
$372
Roundtrip
found 1 day ago
Select Sichuan Airlines flight, departing Thu, Oct 9 from Seoul to Kathmandu, returning Wed, Oct 15, priced at $372 found 1 day ago
SriLankan Airlines
Wed, Mar 25 - Sun, Apr 5
ICN
Seoul
KTM
Kathmandu
$374 Roundtrip, found 2 days ago
$374
Roundtrip
found 2 days ago
Select SriLankan Airlines flight, departing Wed, Mar 25 from Seoul to Kathmandu, returning Sun, Apr 5, priced at $374 found 2 days ago
China Eastern Airlines
Tue, Dec 9 - Thu, Dec 25
ICN
Seoul
KTM
Kathmandu
$421 Roundtrip, found 10 hours ago
$421
Roundtrip
found 10 hours ago
Select China Eastern Airlines flight, departing Tue, Dec 9 from Seoul to Kathmandu, returning Thu, Dec 25, priced at $421 found 10 hours ago
Air India
Sun, Oct 19 - Thu, Oct 23
ICN
Seoul
KTM
Kathmandu
$484 Roundtrip, found 3 days ago
$484
Roundtrip
found 3 days ago
Select Air India flight, departing Sun, Oct 19 from Seoul to Kathmandu, returning Thu, Oct 23, priced at $484 found 3 days ago

Find the cheapest month to fly from Seoul (ICN) to Kathmandu (KTM)

August is typically the cheapest month to fly

From $295 - $507 per traveler.

Alternative airports near Kathmandu

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

Select flight to Tribhuvan Intl. KTM. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $372
KTM
Tribhuvan Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $372

Frequently asked questions

How much does a flight from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM) cost?
Secure a cheap one-way flight from $171 or cheap return flight from $327 from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
December is the least expensive month to fly from ICN to KTM. Avoiding peak travel times is often the key to landing a great deal.
Which airlines fly direct from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
Take a direct flight with Korean Air and journey straight from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM).
What is the cheapest airline that flies from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ICN to KTM flight.
How many flights per day from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
On average, Incheon Intl. Airport (ICN) offers 3 direct flights to Tribhuvan Intl. Airport (KTM) every week. If you want more options, use Expedia's filters to search for flights with a layover. Squeeze in a visit to another destination or simply break up your trip.
What are the most popular departure times for flights from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
More people fly between ICN and KTM at 12 PM than at any other time. Looking for a quieter experience? Consider flying outside peak hours and you could save on your fare as well.
What day of the week has the most flights from ICN to KTM?
If you travel on a Friday, you'll get the widest range of choices for flights from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM).
What is the earliest flight from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
The first flight of the day out of Incheon Intl. Airport (ICN) is at around 12:45PM UTC+9. Board this plane and you'll land at Tribhuvan Intl. Airport (KTM) at approximately 5:30PM UTC+5. The total travel time is 8h.
How long does it take to fly from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
Typically, it takes 8 hours to travel the 2,500 mi from ICN to KTM.
What airline has the least delays from ICN to KTM?
With 84% of journeys typically arriving on schedule, Korean Air has the best on-time performance for nonstop flights from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM). To monitor your flight status and receive notifications if anything changes, simply head to the Expedia App.
What is the best time to fly from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
To touch down at Tribhuvan Intl. Airport (KTM) on time, select a flight that takes off from Incheon Intl. Airport (ICN) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
What airports do you fly into for Kathmandu from Incheon Intl. Airport (ICN)?
Check out your flight options from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM). This is the only airport in Kathmandu you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM) last-minute?
Booking your flight from ICN to KTM just before your getaway is typically more expensive. However, if you're flexible with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book an ICN to KTM flight and hotel package?
You can save money by booking an ICN to KTM flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your ideal accommodations and flights, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Tribhuvan Intl. Airport (KTM)?
You can usually reschedule or cancel your ICN to KTM flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Incheon Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Air China, Air India, Batik air , Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, Korean Air, Malaysia Airlines, Qatar Airways, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International, Turkish Airlines
Roundtrip price
$326
Distance
2464 mi

Book with confidence

Book with confidence

Seoul to Kathmandu Flights

The cheapest times to fly from Seoul to Kathmandu

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 Seoul to Kathmandu are during the month of December. You can find some of the cheapest flights from Seoul to Kathmandu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seoul to Kathmandu

Sunday is one of the best days to book for cheap flights from Seoul to Kathmandu: 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 Seoul to Kathmandu

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 Seoul to Kathmandu in 2025. You can also book with separate airlines for your outbound and return journeys, from $171 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 Seoul to Kathmandu 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 Seoul to Kathmandu 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.

 

Seoul to Kathmandu Flights

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