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Bangkok to Koh Samui in January 2027 BKK, DMK → USM

Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK) → Koh Samui Airport (USM)

For departures in January 2027, the cheapest return found recently is $204 with Bangkok Airways, 18 Jan 2027 – 6 Feb 2027, found today.

Return

In January 2027, the cheapest return fare on each of 28 departure dates is usually $226 to $262. Across all 185 departure dates we hold on this route, it is usually $173 to $245. Of the 12 months with enough return fares to compare, 10 are usually cheaper than January 2027.

Cheapest return found recently

$204

18 Jan 2027 – 6 Feb 2027 · Bangkok Airways

Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM)

out nonstop, back nonstop

found today

See prices for these datesCheck today's price

Cheapest we hold, of any age

$173

25 Jan 2027 – 6 Mar 2027 · Bangkok Airways

Suvarnabhumi Airport (BKK) → Koh Samui Airport (USM)

out nonstop, back nonstop

found 6 days ago

See prices for these datesCheck today's price

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The cheapest dates in January 2027

DatesFromAirlineStopsFound
25 Jan 2027 – 6 Mar 2027$173Bangkok Airwaysout nonstop, back nonstopfound 6 days agoSee prices for these dates
24 Jan 2027 – 12 Mar 2027$174Bangkok Airwaysout nonstop, back nonstopfound 6 days agoSee prices for these dates
11 Jan 2027 – 12 Mar 2027$182Bangkok Airwaysout nonstop, back nonstopfound 5 days agoSee prices for these dates
31 Jan 2027 – 6 Mar 2027$199Bangkok Airwaysout nonstop, back nonstopfound 5 days agoSee prices for these dates
15 Jan 2027 – 11 Mar 2027$202Bangkok Airwaysout nonstop, back nonstopfound 5 days agoSee prices for these dates

Every date we hold

28 departure dates

1 Jan 2027 – 19 Jan 2027: $248, found 5 days ago2 Jan 2027 – 24 Jan 2027: $374, found 6 days ago3 Jan 2027 – 24 Jan 2027: $366, found today4 Jan 2027 – 18 Jan 2027: $244, found 6 days ago5 Jan 2027 – 19 Jan 2027: $244, found 6 days ago6 Jan 2027 – 1 Mar 2027: $248, found 6 days ago7 Jan 2027 – 22 Jan 2027: $261, found 5 days ago8 Jan 2027 – 21 Jan 2027: $247, found 6 days ago9 Jan 2027 – 21 Jan 2027: $272, found 4 days ago10 Jan 2027 – 1 Feb 2027: $288, found 6 days ago11 Jan 2027 – 12 Mar 2027: $182, found 5 days ago12 Jan 2027 – 29 Jan 2027: $253, found 2 days ago13 Jan 2027 – 27 Jan 2027: $226, found 5 days ago14 Jan 2027 – 28 Jan 2027: $253, found 2 days ago15 Jan 2027 – 11 Mar 2027: $202, found 5 days ago16 Jan 2027 – 19 Feb 2027: $273, found yesterday17 Jan 2027 – 26 Jan 2027: $225, found yesterday18 Jan 2027 – 6 Feb 2027: $204, found today19 Jan 2027 – 31 Jan 2027: $248, found 6 days ago20 Jan 2027 – 10 Feb 2027: $335, found today21 Jan 2027 – 7 Feb 2027: $266, found yesterday22 Jan 2027 – 28 Jan 2027: $248, found 6 days ago23 Jan 2027 – 27 Feb 2027: $245, found 4 days ago24 Jan 2027 – 12 Mar 2027: $174, found 6 days ago25 Jan 2027 – 6 Mar 2027: $173, found 6 days ago29 Jan 2027 – 6 Mar 2027: $260, found 6 days ago30 Jan 2027 – 31 Jan 2027: $250, found 3 days ago31 Jan 2027 – 6 Mar 2027: $199, found 5 days agoJan
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Jan 2027 – 19 Jan 2027$248Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 5 days agoSee prices for these dates
2 Jan 2027 – 24 Jan 2027$374Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
3 Jan 2027 – 24 Jan 2027$366Bangkok AirwaysDon Mueang International Airport (DMK) → Koh Samui Airport (USM)out nonstop, back nonstopfound todaySee prices for these dates
4 Jan 2027 – 18 Jan 2027$244Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
5 Jan 2027 – 19 Jan 2027$244Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
6 Jan 2027 – 1 Mar 2027$248Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
7 Jan 2027 – 22 Jan 2027$261Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 5 days agoSee prices for these dates
8 Jan 2027 – 21 Jan 2027$247Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
9 Jan 2027 – 21 Jan 2027$272Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
10 Jan 2027 – 1 Feb 2027$288Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
11 Jan 2027 – 12 Mar 2027$182Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 5 days agoSee prices for these dates
12 Jan 2027 – 29 Jan 2027$253Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 2 days agoSee prices for these dates
13 Jan 2027 – 27 Jan 2027$226Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 5 days agoSee prices for these dates
14 Jan 2027 – 28 Jan 2027$253Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 2 days agoSee prices for these dates
15 Jan 2027 – 11 Mar 2027$202Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 5 days agoSee prices for these dates
16 Jan 2027 – 19 Feb 2027$273Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound yesterdaySee prices for these dates
17 Jan 2027 – 26 Jan 2027$225Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound yesterdaySee prices for these dates
18 Jan 2027 – 6 Feb 2027$204Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound todaySee prices for these dates
19 Jan 2027 – 31 Jan 2027$248Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
20 Jan 2027 – 10 Feb 2027$335Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound todaySee prices for these dates
21 Jan 2027 – 7 Feb 2027$266Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound yesterdaySee prices for these dates
22 Jan 2027 – 28 Jan 2027$248Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
23 Jan 2027 – 27 Feb 2027$245Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 4 days agoSee prices for these dates
24 Jan 2027 – 12 Mar 2027$174Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
25 Jan 2027 – 6 Mar 2027$173Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
29 Jan 2027 – 6 Mar 2027$260Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 6 days agoSee prices for these dates
30 Jan 2027 – 31 Jan 2027$250Bangkok AirwaysSuvarnabhumi Airport (BKK) → Koh Samui Airport (USM)out nonstop, back nonstopfound 3 days agoSee prices for these dates
31 Jan 2027 – 6 Mar 2027$199Bangkok AirwaysSuvarnabhumi Airport (BKK) → 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 $154.

October 2026From $1639 departure dates27 Oct – 4 Nov · found 3 days agoSee prices for these datesEvery date in October 2026
November 2026From $154Cheapest seen26 departure dates2 Nov – 7 Nov · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $17225 departure dates2 Dec – 24 Dec · found 3 days agoSee prices for these datesEvery date in December 2026
January 2027From $17328 departure dates25 Jan 2027 – 6 Mar 2027 · found 6 days agoSee prices for these dates
February 2027From $17023 departure dates22 Feb 2027 – 8 Mar 2027 · found yesterdaySee prices for these datesEvery date in February 2027
March 2027From $16519 departure dates14 Mar 2027 – 23 Mar 2027 · found 2 days agoSee prices for these datesEvery date in March 2027
April 2027From $17018 departure dates6 Apr 2027 – 15 Apr 2027 · found todaySee prices for these datesEvery date in April 2027
May 2027From $17312 departure dates18 May 2027 – 3 Jun 2027 · found 3 days agoSee prices for these datesEvery date in May 2027
June 2027From $1706 departure dates25 Jun 2027 – 16 Jul 2027 · found yesterdaySee prices for these dates
July 2027From $1708 departure dates30 Jul 2027 – 5 Aug 2027 · found yesterdaySee prices for these datesEvery date in July 2027
August 2027From $1707 departure dates1 Aug 2027 – 7 Aug 2027 · found yesterdaySee prices for these datesEvery date in August 2027
September 2027From $1704 departure dates27 Sept 2027 – 10 Oct 2027 · found 23 hours 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