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Home / Koh Samui — Kathmandu

Cheap flights Koh Samui — Kathmandu

Koh Samui (USM, TH) Kathmandu (KTM, NP)
from $384 2 542 km ~3h 29m 1 flights found 1 airlines cheapest on Sunday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $384 on 29.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 1 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
29 Nov 2026, Sun
Bangkok Airways PG 178
16:30
USM Koh Samui Airport
21:15
KTM Tribhuvan International Airport
4h 45m 1 stop
Trip.com
$384
View this ticket
Route characteristics
Distance
2 542 km
Flight time
3h 29m
Time difference
-1h
Minimum price
from $384 (29.11.2026)
Average price
$384
Maximum price
$384
Cheapest day
Sunday
Departure airports (1)
USM Koh Samui Airport
Arrival airports (1)
KTM Tribhuvan International Airport
Airlines (1)
PG Bangkok Airways
Agencies (1)
Trip.com
Airlines — cheapest prices 1
Bangkok Airways
Bangkok Airways
1 flights · 1 days
$384
Where to buy tickets 1
Trip.com
1 tickets · 1 days
from $384
Airports

From — Koh Samui (1)

  • USM Koh Samui Airport

To — Kathmandu (1)

  • KTM Tribhuvan International Airport
Other destinations from Koh Samui
Adler/Sochi
RU
Auckland
NZ
Almaty
KZ
Amsterdam
NL · Hub
Ankara
TR
Abu Dhabi
AE
Manama
BH
Baku
AZ
Barnaul
RU
Belgrade
RS
Berlin
DE
Buri Ram
TH
Frequently asked questions about the route Koh Samui — Kathmandu
How long is the flight from Koh Samui to Kathmandu?
Approximate flight time — 3h 29m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Koh Samui to Kathmandu?
The straight-line distance — 2 542 km.
How much do flights from Koh Samui to Kathmandu cost?
The minimum price over 3 months — from $384 on 29.11.2026.
What is the average ticket price?
The average price — $384. Range: $384 — $384.
What is the time difference between Koh Samui and Kathmandu?
The difference — -1h.
From which airports does Koh Samui operate flights?
From Koh Samui: USM (Koh Samui Airport).
To which airports in Kathmandu do flights arrive?
To Kathmandu: KTM (Tribhuvan International Airport).
Which airlines fly this route?
This route is served by 1 airline: Bangkok Airways.
Which day of the week is cheapest?
The cheapest day of the week — Sunday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Koh Samui — Kathmandu

Flights Koh Samui — Kathmandu is a popular route. The straight-line distance is 2 542 km. Flight time 3h 29m. Time difference -1h.

From Koh Samui (USM) flights depart from 1 airport: USM. To Kathmandu (KTM) — 1 arrival airport: KTM.

1 airline operate on this route: Bangkok Airways.

The minimum price for the next 3 months — from $384 (29.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $384, ranging from $384 to $384. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Sunday.

Other destinations in Nepal from Koh Samui
Pokhara
NP

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