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Kathmandu

$145+ Cheap flights from Incheon Intl (ICN) to Kathmandu (KTM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — KTM
Apr 19 — Apr 261
Sun 4/19
Sun 4/26
1 adult, Economy
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Cheapflights Tip: The best prices from Incheon Intl to Kathmandu Tribhuvan are usually found in June or April, booked 51 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Incheon Intl to Kathmandu

Cheapest flights from Incheon Intl to Kathmandu
Explore the most affordable flight options available from Incheon Intl to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 20, 2026.

This CheapOair deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/44:35 pm
ICN
-
KTM
2 stops26h 15m
China Eastern
Sat 5/94:35 pm
KTM
-
ICN
3 stops24h 50m
China Eastern
Deal found 3/17$329
This CheapOair deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:15 pm
ICN
-
KTM
2 stops22h 35m
China Eastern
Thu 5/214:35 pm
KTM
-
ICN
3 stops24h 50m
China Eastern
Deal found 3/18$330
This Mytrip deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:45 am
ICN
-
KTM
1 stop11h 05m
China Eastern
Tue 4/214:35 pm
KTM
-
ICN
3 stops24h 50m
China Eastern
Deal found 3/16$342
This China Eastern deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/142:15 pm
ICN
-
KTM
3 stops52h 35m
China Eastern
Tue 5/124:35 pm
KTM
-
ICN
1 stop26h 55m
China Eastern
Deal found 3/16$343
This CheapOair deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/187:45 am
ICN
-
KTM
1 stop11h 05m
China Eastern
Thu 7/24:35 pm
KTM
-
ICN
3 stops24h 50m
China Eastern
Deal found 3/17$344
This CheapOair deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:15 pm
ICN
-
KTM
2 stops22h 35m
China Eastern
Sat 4/254:35 pm
KTM
-
ICN
2 stops46h 40m
China Eastern
Deal found 3/18$351
This Sichuan Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sichuan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/252:50 pm
ICN
-
KTM
1 stop23h 10m
Sichuan Airlines
Wed 7/2211:45 am
KTM
-
ICN
1 stop22h 30m
Sichuan Airlines
Deal found 3/19$355
This China Eastern deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:45 am
ICN
-
KTM
1 stop11h 05m
China Eastern
Sun 4/194:35 pm
KTM
-
ICN
1 stop26h 55m
China Eastern
Deal found 3/18$357
This China Eastern deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/264:40 pm
ICN
-
KTM
2 stops26h 35m
China Eastern
Sat 4/184:35 pm
KTM
-
ICN
2 stops39h 05m
China Eastern
Deal found 3/17$368

Find flight deals from Incheon Intl to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Kathmandu (KTM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(CheapOair)

One-way from

$145
(Mytrip)

Popular in

February

Cheapest in

June

Average price

$471

Good one-way deal

$470 or less
Provider with most accurate pricing for Incheon Intl-Kathmandu Tribhuvan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Incheon Intl-Kathmandu Tribhuvan flights.
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From Incheon Intl to Kathmandu Tribhuvan
Search Deals
One-way flight from Incheon Intl to Kathmandu Tribhuvan
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a one-way flight from Incheon Intl to Kathmandu Tribhuvan.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to Kathmandu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 20, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Thu 4/16

7:45 am-3:35 pm

1 stop11h 05m

Kathmandu Tribhuvan

Sun 4/19

4:35 pm-10:45 pm

1 stop26h 55m

$357

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Thu 4/16

7:45 am-3:35 pm

1 stop11h 05m

Kathmandu Tribhuvan

Sat 4/18

4:35 pm-11:15 am

2 stops39h 25m

$391
Quickest round-trip

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Tue 4/14

7:45 am-3:35 pm

1 stop11h 05m

Kathmandu Tribhuvan

Sat 5/30

4:35 pm-8:40 pm

3 stops24h 50m

$394

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Wed 4/29

4:20 pm-3:35 pm

2 stops26h 30m

Kathmandu Tribhuvan

Sat 5/30

4:35 pm-10:45 pm

1 stop26h 55m

$396

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Tue 4/14

8:15 pm-3:35 pm

2 stops46h 35m

Kathmandu Tribhuvan

Tue 5/12

4:35 pm-10:45 pm

1 stop26h 55m

$403

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Tue 4/14

3:55 pm-3:35 pm

3 stops50h 55m

Kathmandu Tribhuvan

Tue 4/21

4:35 pm-3:10 pm

3 stops43h 20m

$434

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Sat 6/20

3:55 pm-3:35 pm

2 stops26h 55m

Kathmandu Tribhuvan

Sat 7/25

4:35 pm-2:55 pm

3 stops43h 05m

$450

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Sat 6/20

6:25 pm-3:35 pm

2 stops24h 25m

Kathmandu Tribhuvan

Sat 7/4

4:35 pm-9:05 pm

3 stops49h 15m

$454

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Wed 7/1

4:35 pm-3:35 pm

2 stops26h 15m

Kathmandu Tribhuvan

Sat 8/1

4:35 pm-11:55 am

3 stops40h 05m

$454
Cheapest one-way
Quickest one-way

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Wed 3/25

4:40 pm-4:00 pm

2 stops26h 35m

$173

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from Incheon Intl to Kathmandu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Incheon Intl to Kathmandu in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
OneTravelPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
JetabroadPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Incheon Intl Airport-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-Kathmandu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-Kathmandu flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-Kathmandu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Incheon Intl to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Incheon Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to Kathmandu

How far ahead should I book a flight from Incheon Intl Airport to Kathmandu?

Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to Kathmandu. Price data was last updated on March 13, 2026.

The price you pay for your flight from Incheon Intl Airport to Kathmandu may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Incheon Intl Airport to Kathmandu?

Currently, January is the cheapest month in which you can book a flight from Incheon Intl Airport to Kathmandu (average of $289). Flying from Incheon Intl Airport to Kathmandu in October is currently the most expensive (average of $415). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ICN to KTM?

Find hourly flight availability from Incheon Intl to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 20, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Incheon Intl Airport to Kathmandu as you normally would.

The best insider tips for Incheon Intl Airport to Kathmandu flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Incheon Intl Airport to Kathmandu trip
Our travel experts
Sharad Ranabhat

Sharad Ranabhat

Expert on KTM

Sharad, a Nepal-based aviation journalist, is passionate about uncovering the latest in airline news and airport reviews. When he's not diving into the world of aviation, you’ll find him exploring new destinations and sharing stories that connect and inspire.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kathmandu. Reviews last updated March 20, 2026.
See what other customers who have flown with Korean Air,Thai Airways, andChina Southern from Incheon Intl Airport to Kathmandu have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,205 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,205 reviews
Korean Air
8.4
Very good
1,205 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Thai Airways
7.8
Good
394 reviews
Korean Air
8.4
Very good
1,205 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
China Southern
7.3
Good
144 reviews
Korean Air
8.4
Very good
1,205 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air China
7.3
Good
142 reviews
Korean Air
8.4
Very good
1,205 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
China Eastern
7.2
Good
198 reviews
Korean Air
8.4
Very good
1,205 reviews

Overall

8.4

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kathmandu from Incheon Intl?

    Kathmandu Tribhuvan (KTM), located 2.5 mi from the city center, is the airport you fly into when you book flights from Incheon Intl to Kathmandu. 6 airlines have flights to Tribhuvan from Incheon Intl on a regular basis. Booking flights from Incheon Intl to Kathmandu Tribhuvan should not be difficult; the airport handles an average of 0 inbound flights from Incheon Intl per day.

  • How long is the flight from Incheon Intl Airport to Kathmandu?

    China Eastern can get you from Incheon Intl Airport to Kathmandu in just under 11h 05m. Your travel time can differ by up to . Incheon Intl Airport and Kathmandu are separated by a distance of 2463 mi.

  • What are the cheapest airlines flying from Incheon Intl Airport to Kathmandu round-trip?

    According to our current data, China Eastern ($289), Air China ($293), and China Southern ($365) offers the cheapest pricing from Incheon Intl Airport to Kathmandu. China Eastern is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Kathmandu one-way?

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as $142. Users have also found prices from $170 and $211 on China Southern and Batik Air, respectively.

  • What are the cheapest flights from Incheon Intl Airport to Kathmandu?

    Looking at all options, your cheapest flight can be booked for $470. While the most popular route (Incheon Intl - Kathmandu Tribhuvan) can be booked for $377 on average, our data indicates $544 when flying from Incheon Intl Airport to Kathmandu.

  • Can I find deals for flights from Incheon Intl to Kathmandu that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Kathmandu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Kathmandu.

  • Can I find deals for business class flights from Incheon Intl to Kathmandu?

    Yes. Cheapflights offers flight deals from Incheon Intl to Kathmandu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Incheon Intl Airport to Kathmandu?

    Currently, January is the cheapest month in which you can book a flight from Incheon Intl Airport to Kathmandu (average of $289). Flying from Incheon Intl Airport to Kathmandu in October is currently the most expensive (average of $415). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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Complete your trip

Complete your trip to Kathmandu by adding a car rental and/or hotel reservation to your travel itinerary.
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Kathmandu Tribhuvan Airport car rentals

Top 6 airlines flying from Incheon Intl to Kathmandu

Discover the top 6 airlines that operate flights from Incheon Intl to Kathmandu. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$289Average$408FlexibilityNo cancel feeOn-time62%
Air ChinaCheapest$293Average$348FlexibilityNo cancel feeOn-time67%
China SouthernCheapest$365Average$506FlexibilityNo cancel feeOn-time69%
Air IndiaCheapest$462Average$680FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$601Average$693FlexibilityNo cancel feeOn-time77%
Korean AirCheapest$658Average$909FlexibilityNo cancel feeOn-time81%

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