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Phuket to Koh Samui in December 2026 HKT → USM

Phuket International Airport (HKT) → Koh Samui Airport (USM)

For departures in December 2026, the cheapest return found recently is $211 with Bangkok Airways, 3 Dec – 17 Dec, found today.

Return

In December 2026, the cheapest return fare on each of 22 departure dates is usually $247 to $297. Across all 105 departure dates we hold on this route, it is usually $235 to $296. Of the 6 months with enough return fares to compare, 3 are usually cheaper than December 2026.

Cheapest return found recently

$211

3 Dec – 17 Dec · Bangkok Airways

Phuket International Airport (HKT) → Koh Samui Airport (USM)

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

It is also the cheapest return we hold, of any age.

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
3 Dec – 17 Dec$211Bangkok Airwaysout nonstop, back nonstopfound todaySee prices for these dates
2 Dec – 10 Dec$214Bangkok Airwaysout nonstop, back nonstopfound todaySee prices for these dates
12 Dec – 18 Dec$215Bangkok Airwaysout nonstop, back nonstopfound 3 days agoSee prices for these dates
1 Dec – 6 Dec$223Bangkok Airwaysout nonstop, back nonstopfound yesterdaySee prices for these dates
5 Dec – 19 Dec$247Bangkok Airwaysout nonstop, back nonstopfound 4 days agoSee prices for these dates

Every date we hold

22 departure dates

1 Dec – 6 Dec: $223, found yesterday2 Dec – 10 Dec: $214, found today3 Dec – 17 Dec: $211, found today5 Dec – 19 Dec: $247, found 4 days ago6 Dec – 10 Dec: $318, found 4 days ago8 Dec – 18 Dec: $250, found 2 days ago9 Dec – 16 Dec: $247, found 3 days ago10 Dec – 21 Dec: $249, found 4 days ago11 Dec – 21 Dec: $247, found 6 days ago12 Dec – 18 Dec: $215, found 3 days ago13 Dec – 18 Dec: $248, found 4 days ago15 Dec – 12 Jan 2027: $297, found 6 days ago18 Dec – 1 Jan 2027: $318, found 3 days ago21 Dec – 26 Dec: $297, found 4 days ago22 Dec – 27 Dec: $297, found 3 days ago23 Dec – 27 Dec: $297, found 3 days ago25 Dec – 3 Jan 2027: $295, found 6 days ago26 Dec – 3 Jan 2027: $295, found 6 days ago27 Dec – 9 Jan 2027: $296, found 4 days ago28 Dec – 10 Jan 2027: $296, found 4 days ago29 Dec – 13 Jan 2027: $296, found 4 days ago30 Dec – 11 Jan 2027: $294, found 5 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 6 Dec$223Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound yesterdaySee prices for these dates
2 Dec – 10 Dec$214Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound todaySee prices for these dates
3 Dec – 17 Dec$211Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound todaySee prices for these dates
5 Dec – 19 Dec$247Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
6 Dec – 10 Dec$318Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
8 Dec – 18 Dec$250Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 2 days agoSee prices for these dates
9 Dec – 16 Dec$247Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 3 days agoSee prices for these dates
10 Dec – 21 Dec$249Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
11 Dec – 21 Dec$247Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
12 Dec – 18 Dec$215Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 3 days agoSee prices for these dates
13 Dec – 18 Dec$248Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
15 Dec – 12 Jan 2027$297Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
18 Dec – 1 Jan 2027$318Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 3 days agoSee prices for these dates
21 Dec – 26 Dec$297Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
22 Dec – 27 Dec$297Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 3 days agoSee prices for these dates
23 Dec – 27 Dec$297Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 3 days agoSee prices for these dates
25 Dec – 3 Jan 2027$295Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
26 Dec – 3 Jan 2027$295Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
27 Dec – 9 Jan 2027$296Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
28 Dec – 10 Jan 2027$296Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
29 Dec – 13 Jan 2027$296Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
30 Dec – 11 Jan 2027$294Bangkok AirwaysPhuket International Airport (HKT) → Koh Samui Airport (USM)out nonstop, back nonstopfound 5 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $118.

October 2026From $1694 departure dates29 Oct – 2 Nov · found 6 days agoSee prices for these dates
November 2026From $118Cheapest seen22 departure dates7 Nov – 12 Nov · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $21122 departure dates3 Dec – 17 Dec · found todaySee prices for these dates
January 2027From $27521 departure dates27 Jan 2027 – 7 Feb 2027 · found 4 days agoSee prices for these datesEvery date in January 2027
February 2027From $27122 departure dates23 Feb 2027 – 2 Mar 2027 · found 6 days agoSee prices for these datesEvery date in February 2027
March 2027From $2559 departure dates13 Mar 2027 – 17 Mar 2027 · found 5 days agoSee prices for these datesEvery date in March 2027
April 2027From $2342 departure dates28 Apr 2027 – 7 Jun 2027 · found 2 days agoSee prices for these dates
May 2027From $1921 departure date2 May 2027 – 12 May 2027 · found yesterdaySee prices for these dates
June 2027From $1841 departure date1 Jun 2027 – 1 Jul 2027 · found 2 days agoSee prices for these dates
July 2027From $2711 departure date13 Jul 2027 – 23 Jul 2027 · found 4 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