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Nonstop flights from Koh Samui to Hong Kong from $538 USM → HKG

Koh Samui Airport (USM) → Hong Kong International Airport (HKG)

The cheapest nonstop return found recently is $538 with Bangkok Airways, 21 Jun 2027 – 25 Jun 2027, found 2 days ago.

Nonstop return

The cheapest nonstop return fare on each of 8 departure dates is usually $521 to $539.

Cheapest nonstop return

$538

21 Jun 2027 – 25 Jun 2027 · Bangkok Airways

Koh Samui Airport (USM) → Hong Kong International Airport (HKG)

Leaves 11:55 a.m. · Return leaves 8:40 p.m. · 6 h 45 min of travel, both ways together

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

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Airlines flying it nonstop on the return fares we hold: Bangkok Airways (8 departure dates).

On the 6 trips where we hold both on the same dates, nonstop cost a median $80 (17.4%) more than the cheapest fare with stops. Nonstop was cheaper or the same price on 0 of those 6 trips.

Every nonstop date we hold

Nonstop fares on 8 of the 17 departure dates we hold for this route.

15 Nov – 18 Nov: $531, found 4 days ago4 Dec – 8 Dec: $542, found 8 days ago11 Dec – 28 Dec: $789, found 6 days ago29 Jan 2027 – 2 Feb 2027: $520, found 7 days ago30 Jan 2027 – 1 Feb 2027: $520, found 7 days ago20 Feb 2027 – 26 Feb 2027: $532, found 7 days ago22 Feb 2027 – 25 Feb 2027: $521, found 5 days ago21 Jun 2027 – 25 Jun 2027: $538, found 2 days agoNovDecJanFebJun
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
15 Nov – 18 Nov$531Bangkok AirwaysKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 4 days agoSee prices for these dates
4 Dec – 8 Dec$542Bangkok AirwaysKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 8 days agoSee prices for these dates
11 Dec – 28 Dec$789Cathay PacificKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 6 days agoSee prices for these dates
29 Jan 2027 – 2 Feb 2027$520Bangkok AirwaysKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 7 days agoSee prices for these dates
30 Jan 2027 – 1 Feb 2027$520Bangkok AirwaysKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 7 days agoSee prices for these dates
20 Feb 2027 – 26 Feb 2027$532Bangkok AirwaysKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 7 days agoSee prices for these dates
22 Feb 2027 – 25 Feb 2027$521Bangkok AirwaysKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 5 days agoSee prices for these dates
21 Jun 2027 – 25 Jun 2027$538Bangkok AirwaysKoh Samui Airport (USM) → Hong Kong International Airport (HKG)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work