Which airlines fly direct between Seoul and Kathmandu?

Airlines operating direct flights include Korean Air, Asiana Airlines, Nepal Airlines, Qatar Airways.

What is the cheapest fare for this route?

Recorded one-way fares on Prymeo start from as low as $269 depending on season and advance booking.

Home FlightsSeoul to Kathmandu

Verified Route Guide

Flights from Seoul to Kathmandu

Q: How long is the flight from Seoul to Kathmandu?

The average nonstop flight time from Seoul (ICN) to Kathmandu (KTM) is approximately 5h 15m covering a distance of 3966 km.

Incheon International (ICN) → Tribhuvan International (KTM)

Fares From$269

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Flight Time

5h 15m

Nonstop average

Distance

3966 km

Air route corridor

Best Time to Fly

November - March (Dry tropical season)

Pleasant weather

Extra Fees

$0.00

Zero commission

Route Overview: Seoul to Kathmandu

Cheap flights from Seoul (ICN) to Kathmandu (KTM). Compare Korean Air fares from $269 with 0% fees on Prymeo.

Prymeo aggregates real-time flight availability directly from both low-cost carriers and legacy full-service airlines. When searching for tickets between Incheon International and Tribhuvan International, our technology checks multiple booking systems in parallel so you never miss a flash sale or promotional discount.

Direct Carriers on This Corridor

Korean Air

Asiana Airlines

Nepal Airlines

Qatar Airways

Quick Flight Facts & Corridor Specifications

Live Verified Data

Route Corridor	Seoul (ICN) to Kathmandu (KTM)
Flight Distance	3,966 kilometers / 2,464 miles
Average Flight Duration	5h 15m (nonstop)
Starting Fare	From $269 (0% added booking fees)
Operating Airlines	Korean Air, Asiana Airlines, Nepal Airlines, Qatar Airways
Optimal Travel Season	November - March (Dry tropical season)

Return Flight Route

Kathmandu (KTM) to Seoul (ICN)

Nonstop return tickets from $269 · 0% booking markup

View Return Leg

Frequently Asked Questions About This Route

How long is the flight from Seoul to Kathmandu?

The nonstop flight takes approximately 5h 15m, traversing 3966 km.

How far in advance should I book my flight?

For the best rates, we recommend booking between 3 to 6 weeks before your desired departure date, particularly during peak summer and holiday seasons.