Cheap flights from Incheon Intl Airport to Kathmandu from $255

The month of December is another great option to travel to Kathmandu, with average flight prices from Incheon Intl Airport averaging around $466.

According to our data, Monday is the cheapest day to fly to Kathmandu from Incheon Intl Airport. The lowest ticket price found for a Monday departure recently was $904. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Incheon Intl Airport to Kathmandu on a Friday will generally be more expensive and average around $1,307. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the morning is the cheapest time of day to fly from Incheon Intl Airport to Kathmandu when you can find flight prices for as low as $911. Flying to Kathmandu in the morning is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $955.

Fly from Incheon Intl to Kathmandu Tribhuvan for the best Incheon Intl - Kathmandu Tribhuvan flight prices

You are more likely to see cheaper flights to Kathmandu from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Kathmandu for around $534 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kathmandu from Incheon Intl Airport for as low as $459 on momondo.

There are 2 cabin classes available to choose from on Incheon Intl Airport to Kathmandu flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 37% on your flight if you consider stops on a Incheon Intl Airport to Kathmandu flight.

As of June 2026, prices for Incheon Intl Airport to Kathmandu flights are approximately 11% more expensive when compared to flights at the same time last year.

Air China and China Eastern are the most popular carriers operating from Incheon Intl to Kathmandu Tribhuvan

China Southern, China Eastern and Korean Air are the top three most popular airlines that fly to Kathmandu from Incheon Intl Airport according to our data. China Southern is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Kathmandu. Keep in mind that there are 6 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.

Historically, on average around 38% of flights between Incheon and Kathmandu have experienced a delay on any given week. The average delay length over the past 12 months has been 131 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Korean Air have had the least number of delays on this route over the last 12 months; with about 38% of their flights experiencing any sort of delay.

Guangzhou (CAN) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

Flights via Kunming (KMG) offer the lowest average round-trip price of $284.

Flights connecting via Hong Kong (HKG) have the shortest average one-way travel time: 9h 50m.

Hong Kong (HKG) has the shortest average layover time for this route: 1h 35m.