Flights from Koh Samui to Kathmandu (USM → KTM)

USM
Koh Samui
Samui, Thailand
KTM
Kathmandu
Tribhuvan International, Nepal
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No direct flights found. Here are the 5 fastest 1-stop options.
viaBangkok(DMK)
USM→DMK+1h 30mDMK→KTM
4h 39m
viaBangkok(BKK)
USM→BKK+1h 30mBKK→KTM
4h 40m
viaChengdu(TFU)
USM→TFU+1h 30mTFU→KTM
6h 28m
viaSingapore(SIN)
USM→SIN+1h 30mSIN→KTM
6h 51m
viaHong Kong(HKG)
USM→HKG+1h 30mHKG→KTM
7h 22m
Search all options on Kiwi.com → Total times include an estimated 90-minute layover. Actual times vary by airline and connection.

Frequently asked questions

Are there direct flights from Koh Samui to Kathmandu? Currently, there are no direct flights from USM to KTM. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Koh Samui → Kathmandu.

Cheap flights from Koh Samui to Kathmandu Cheapest month to fly to Kathmandu Flights from Thailand Flights to Nepal Visa-free with Thailand passport All airports in Nepal

Try a nearby airport to Koh Samui

Flights to Kathmandu (KTM) from other airports within 350 km of Koh Samui. Often unlocks cheaper fares or better times.

KBV → KTM 201 km from USM Krabi → Kathmandu Thailand · 12 destinations HKT → KTM 251 km from USM Phuket → Kathmandu Thailand · 70 destinations HDY → KTM 293 km from USM Hat Yai → Kathmandu Thailand · 9 destinations

Or try a nearby airport to Kathmandu

Flights from Koh Samui (USM) to other airports within 350 km of Kathmandu.

USM → DBR 176 km from KTM Koh Samui → Darbhanga India · 5 destinations USM → GOP 217 km from KTM Koh Samui → Gorakhpur India · 6 destinations USM → PAT 236 km from KTM Koh Samui → Patna India · 14 destinations USM → IXB 315 km from KTM Koh Samui → Bagdogra India · 16 destinations USM → GAY 331 km from KTM Koh Samui → Gaya India · 6 destinations

Other flights from Koh Samui (USM)

Bangkok (BKK) Bangkok (DMK) Chengdu (TFU) Chiang Mai (CNX) Hong Kong (HKG) Krabi (KBV) Phuket (HKT) Singapore (SIN) All 9 destinations →

Other flights from Kathmandu (KTM)

Abu Dhabi (AUH) Bangkok (BKK) Bangkok (DMK) Bengaluru (BLR) Bhadrapur (BDP) Bhairawa (BWA) Bharatpur (BHR) Biratnagar (BIR) All 39 destinations →