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Kathmandu

$151+ Cheap flights from Seoul (SEL) 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — KTM
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Kathmandu Tribhuvan are usually found in June or July, booked 42 days in advance, depart on a Wednesday or Thursday and return on a Sunday

Cheap flight deals from Seoul to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) 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 June 26, 2025.

Round-trip from

$336
(CheapOair)

One-way from

$151
(Booking.com)

Popular in

August

Cheapest in

June

Average price

$416

Good round-trip deal

$903 or less
From Seoul (SEL) to Kathmandu Tribhuvan
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One-way flight from Seoul (SEL) to Kathmandu Tribhuvan
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seoul (SEL) to Kathmandu Tribhuvan.
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Find flight deals from Seoul to Kathmandu

Cheapest flights from Seoul to Kathmandu
Explore the most affordable flight options available from Seoul to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

This Travelocity deal was found by Cheapflights users on 6/25. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2212:15 pmICN - KTM
1 stop27h 15mSriLankan Airlines
Sun 11/1612:50 pmKTM - ICN
1 stop13h 10mSriLankan Airlines
Deal found 6/25$326
This CheapOair deal was found by Cheapflights users on 6/25. 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 7/143:55 pmICN - KTM
2 stops26h 55mChina Eastern
Tue 8/124:35 pmKTM - ICN
1 stop26h 55mChina Eastern
Deal found 6/25$336
This Priceline deal was found by Cheapflights users on 6/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:50 pmGMP - KTM
2 stops22h 00mChina Eastern
Thu 9/184:35 pmKTM - GMP
2 stops39h 10mChina Eastern
Deal found 6/25$372
This FlightHub deal was found by Cheapflights users on 6/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/292:50 pmICN - KTM
1 stop23h 10mSichuan Airlines
Wed 8/2011:45 amKTM - ICN
1 stop22h 30mSichuan Airlines
Deal found 6/24$376
This China Southern deal was found by Cheapflights users on 6/24. 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 Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/110:20 amICN - KTM
1 stop15h 25mChina Southern
Sun 8/1712:50 pmKTM - ICN
1 stop21h 50mChina Southern
Deal found 6/24$397
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/812:15 pmICN - KTM
1 stop27h 15mMultiple Airlines
Sat 11/152:15 pmKTM - ICN
1 stop16h 35mMultiple Airlines
Deal found 6/25$450
This Booking.com deal was found by Cheapflights users on 6/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/256:50 amICN - KTM
1 stop17h 05mBatik Air
Sat 6/284:45 pmKTM - ICN
1 stop33h 50mBatik Air
Deal found 6/24$502
This Gotogate deal was found by Cheapflights users on 6/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/81:45 pmICN - KTM
2 stops24h 25mAir China
Fri 8/1511:55 amKTM - ICN
1 stop21h 45mAir China
Deal found 6/24$541
This FlightHub deal was found by Cheapflights users on 6/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/49:35 amICN - KTM
1 stop16h 10mThai Airways
Thu 7/1011:30 pmKTM - ICN
1 stop12h 40mThai Airways
Deal found 6/24$670
This FlightHub deal was found by Cheapflights users on 6/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:15 pmICN - KTM
1 stop14h 00mAir India
Mon 11/177:35 amKTM - ICN
1 stop23h 40mAir India
Deal found 6/25$709
This Mytrip deal was found by Cheapflights users on 6/25. 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.
Fri 8/152:00 pmGMP - KTM
2 stops27h 15mMultiple Airlines
Mon 8/183:00 pmKTM - GMP
2 stops24h 15mMultiple Airlines
Deal found 6/25$787

Cheapflights Fare Finder

Customize your flight search to find flights from Seoul 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 June 26, 2025.
Use the filters below to find and compare flights from Seoul to Kathmandu that are best for you.

Fly from

Seoul

Fly to

Kathmandu

Route

Depart

Return

Price

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Wed 10/22

12:15 pm-12:15 pm

1 stop27h 15m

Kathmandu Tribhuvan

Sun 11/16

12:50 pm-5:15 am

1 stop13h 10m

$326

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Mon 7/14

3:55 pm-3:35 pm

2 stops26h 55m

Kathmandu Tribhuvan

Tue 8/12

4:35 pm-10:45 pm

1 stop26h 55m

$336

SeoulKathmandu

GMP - KTM

GMPKTM

Seoul Gimpo Intl

Wed 8/27

8:50 pm-3:35 pm

2 stops22h 00m

Kathmandu Tribhuvan

Thu 9/18

4:35 pm-11:00 am

2 stops39h 10m

$372

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Tue 7/29

2:50 pm-10:45 am

1 stop23h 10m

Kathmandu Tribhuvan

Wed 8/20

11:45 am-1:30 pm

1 stop22h 30m

$376

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Fri 8/1

10:20 am-10:30 pm

1 stop15h 25m

Kathmandu Tribhuvan

Sun 8/17

12:50 pm-1:55 pm

1 stop21h 50m

$397

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Wed 10/8

12:15 pm-12:15 pm

1 stop27h 15m

Kathmandu Tribhuvan

Sat 11/15

2:15 pm-10:05 am

1 stop16h 35m

$450

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Wed 7/16

6:50 am-8:35 pm

1 stop17h 00m

Kathmandu Tribhuvan

Mon 8/4

5:05 pm-5:50 am

1 stop33h 30m

$531

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Fri 8/8

1:45 pm-10:55 am

2 stops24h 25m

Kathmandu Tribhuvan

Fri 8/15

11:55 am-12:55 pm

1 stop21h 45m

$541

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Tue 10/7

12:15 pm-11:00 pm

1 stop14h 00m

Kathmandu Tribhuvan

Mon 11/17

7:35 am-10:30 am

1 stop23h 40m

$709

IncheonKathmandu

ICN - KTM

ICNKTM

Incheon Intl

Mon 11/3

5:30 pm-11:25 pm

1 stop33h 10m

Kathmandu Tribhuvan

Tue 11/11

12:25 am-3:25 pm

1 stop11h 45m

$742

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Showing 1-10 of 24 results
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Best time to book a flight from Seoul to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Seoul 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 Seoul to Kathmandu

How far ahead should I book a flight from Seoul to Kathmandu?

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Kathmandu. Price data was last updated on June 20, 2025.

The best time to book flights from Seoul to Kathmandu is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seoul to Kathmandu?

Currently, September is the cheapest month in which you can book a flight from Seoul to Kathmandu (average of $1,237). Flying from Seoul to Kathmandu in June is currently the most expensive (average of $1,693). 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 SEL to KTM?

Find hourly flight availability from Seoul 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 June 26, 2025.

When flying from Seoul to Kathmandu, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 67% versus a flight in the morning.

What is the cheapest day to fly from Seoul to Kathmandu?

Use this chart to determine the cheapest time to fly round-trip from Seoul to Kathmandu. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seoul to Kathmandu flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 14.6 inches per month. July is typically the wettest month, when rainfall can reach 14.6 in. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 in.

Temperature in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 June 26, 2025.
Get a feel of what it's like to fly with Korean Air, Thai Airways, and Cathay Pacific from Seoul to Kathmandu by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,094 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,094 reviews
Korean Air
8.4
Very good
1,094 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Thai Airways
7.7
Good
335 reviews
Korean Air
8.4
Very good
1,094 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Cathay Pacific
7.6
Good
905 reviews
Korean Air
8.4
Very good
1,094 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
China Southern
7.5
Good
99 reviews
Korean Air
8.4
Very good
1,094 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Qatar Airways
7.4
Good
3,595 reviews
Korean Air
8.4
Very good
1,094 reviews

Food

8.1

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

Find useful and relevant information for your journey from Seoul 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 Seoul?

    For a flight from Seoul to Kathmandu, you will be flying into Tribhuvan. Kathmandu Tribhuvan (KTM) is just 2.5 mi from the center of the city. Tribhuvan is the only Kathmandu airport and it handles 0 inbound flights from Seoul per day. 7 airlines have flights to Kathmandu Tribhuvan from Seoul on a regular basis.

  • How popular is this Seoul to Kathmandu flight route?

    Within the past month, 12 users have taken a look at flights from Seoul to Kathmandu Tribhuvan.

  • What are the cheapest airlines flying from Seoul to Kathmandu round-trip?

    Flying on China Eastern is currently your cheapest option to Kathmandu, with prices starting at $336. Additional round-trip tickets that might be worth considering are offered by Sichuan Airlines and China Southern, with the lowest prices starting at $376 and $397, respectively. These flights start at 36% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Seoul to Kathmandu one-way?

    For one-way options, check prices for China Eastern. According to our data, you can fly for as low as $151. Users have also found prices from $177 and $222 on SriLankan Airlines and China Southern, respectively.

  • What are the cheapest flights from Seoul to Kathmandu?

    On average you can expect to pay $1,220 for a flight from Seoul to Kathmandu. The cheapest flight overall is $676 while the most popular route, (Incheon Intl - Kathmandu Tribhuvan) is currently priced at $336.

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

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

  • How can I find direct flights from Seoul to Kathmandu?

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

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

    Yes. Cheapflights offers flight deals from Seoul 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 Seoul to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Seoul to Kathmandu (average of $1,237). Flying from Seoul to Kathmandu in June is currently the most expensive (average of $1,693). 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 Seoul?

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Alternative routes for Seoul to Kathmandu

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Kathmandu flights

Top 7 airlines flying from Seoul to Kathmandu

Discover the top 7 airlines that operate flights from Seoul 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 June 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$348Average$563FlexibilityNo cancel feeOn-time67%
China SouthernCheapest$370Average$500FlexibilityNo cancel feeOn-time69%
China EasternCheapest$376Average$495FlexibilityNo cancel feeOn-time62%
Air IndiaCheapest$463Average$636FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$622Average$669FlexibilityNo cancel feeOn-time77%
Korean AirCheapest$676Average$1,189FlexibilityNo cancel feeOn-time81%
Cathay PacificCheapest$752Average$992FlexibilityNo cancel feeOn-time72%

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