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

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

For departures in March 2027, the cheapest return found recently is $170 with Bangkok Airways, 4 Mar 2027 – 14 Mar 2027, found yesterday. The cheapest one-way found recently is $89 with Bangkok Airways, 10 Mar 2027, found yesterday.

Return

In March 2027, the cheapest return fare on each of 4 departure dates is usually $172 to $193. Across all 48 departure dates we hold on this route, it is usually $173 to $289. Of the 6 months with enough return fares to compare, 1 is usually cheaper than March 2027.

Cheapest return found recently

$170

4 Mar 2027 – 14 Mar 2027 · Bangkok Airways

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

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

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

FareTell may earn a commission when you book through a partner.

The cheapest dates in March 2027

DatesFromAirlineStopsFound
4 Mar 2027 – 14 Mar 2027$170Bangkok Airwaysout nonstop, back nonstopfound yesterdaySee prices for these dates
8 Mar 2027 – 15 Mar 2027$173Bangkok Airwaysout nonstop, back nonstopfound 4 days agoSee prices for these dates
2 Mar 2027 – 11 Mar 2027$184Bangkok Airwaysout nonstop, back nonstopfound 2 days agoSee prices for these dates
9 Mar 2027 – 19 Mar 2027$221Bangkok Airwaysout nonstop, back nonstopfound yesterdaySee prices for these dates

Every date we hold

4 departure dates

2 Mar 2027 – 11 Mar 2027: $184, found 2 days ago4 Mar 2027 – 14 Mar 2027: $170, found yesterday8 Mar 2027 – 15 Mar 2027: $173, found 4 days ago9 Mar 2027 – 19 Mar 2027: $221, found yesterdayMar
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
2 Mar 2027 – 11 Mar 2027$184Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
4 Mar 2027 – 14 Mar 2027$170Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound yesterdaySee prices for these dates
8 Mar 2027 – 15 Mar 2027$173Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound 4 days agoSee prices for these dates
9 Mar 2027 – 19 Mar 2027$221Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)out nonstop, back nonstopfound yesterdaySee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $155.

October 2026From $1706 departure dates26 Oct – 29 Oct · found todaySee prices for these dates
November 2026From $155Cheapest seen9 departure dates18 Nov – 30 Nov · found 6 days agoSee prices for these datesEvery date in November 2026
December 2026From $2069 departure dates22 Dec – 12 Jan 2027 · found 3 days agoSee prices for these datesEvery date in December 2026
January 2027From $2478 departure dates15 Jan 2027 – 11 Mar 2027 · found 5 days agoSee prices for these datesEvery date in January 2027
February 2027From $2058 departure dates25 Feb 2027 – 4 Mar 2027 · found yesterdaySee prices for these datesEvery date in February 2027
March 2027From $1704 departure dates4 Mar 2027 – 14 Mar 2027 · found yesterdaySee prices for these dates
April 2027From $1701 departure date12 Apr 2027 – 23 Apr 2027 · found yesterdaySee prices for these datesEvery date in April 2027
May 2027From $1731 departure date14 May 2027 – 3 Jun 2027 · found 2 days agoSee prices for these dates
June 2027From $1731 departure date13 Jun 2027 – 19 Jun 2027 · found 2 days agoSee prices for these dates
September 2027From $1701 departure date17 Sept 2027 – 4 Oct 2027 · found yesterdaySee prices for these dates

One-way

In March 2027, the cheapest one-way fare on each of 22 departure dates is usually $90 to $92. Across all 121 departure dates we hold on this route, it is usually $90 to $135. Of the 10 months with enough one-way fares to compare, 2 are usually cheaper than March 2027.

Cheapest one-way found recently

$89

10 Mar 2027 · Bangkok Airways

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

nonstop

found yesterday

Open this tripCheck today's price

It is also the cheapest one-way we hold, of any age.

FareTell may earn a commission when you book through a partner.

The cheapest dates in March 2027

DatesFromAirlineStopsFound
10 Mar 2027$89Bangkok Airwaysnonstopfound yesterdayOpen this trip
19 Mar 2027$89Bangkok Airwaysnonstopfound 4 days agoOpen this trip
2 Mar 2027$90Bangkok Airwaysnonstopfound 3 days agoOpen this trip
3 Mar 2027$90Bangkok Airwaysnonstopfound 3 days agoOpen this trip
4 Mar 2027$90Bangkok Airwaysnonstopfound 3 days agoOpen this trip

Every date we hold

22 departure dates

1 Mar 2027: $144, found yesterday2 Mar 2027: $90, found 3 days ago3 Mar 2027: $90, found 3 days ago4 Mar 2027: $90, found 3 days ago5 Mar 2027: $126, found 6 days ago6 Mar 2027: $90, found 4 days ago7 Mar 2027: $90, found today8 Mar 2027: $91, found yesterday9 Mar 2027: $90, found 4 days ago10 Mar 2027: $89, found yesterday12 Mar 2027: $90, found 5 days ago13 Mar 2027: $126, found 5 days ago14 Mar 2027: $90, found 3 days ago15 Mar 2027: $90, found 6 days ago19 Mar 2027: $89, found 4 days ago20 Mar 2027: $90, found 4 days ago21 Mar 2027: $92, found yesterday23 Mar 2027: $91, found 2 days ago24 Mar 2027: $183, found 3 days ago26 Mar 2027: $91, found yesterday29 Mar 2027: $90, found 6 days ago31 Mar 2027: $186, found 2 days agoMar
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Mar 2027$144Bangkok AirwaysKoh Samui Airport (USM) → Don Mueang International Airport (DMK)nonstopfound yesterdayOpen this trip
2 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 3 days agoOpen this trip
3 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 3 days agoOpen this trip
4 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 3 days agoOpen this trip
5 Mar 2027$126Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 6 days agoOpen this trip
6 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 4 days agoOpen this trip
7 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound todayOpen this trip
8 Mar 2027$91Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound yesterdayOpen this trip
9 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 4 days agoOpen this trip
10 Mar 2027$89Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound yesterdayOpen this trip
12 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 5 days agoOpen this trip
13 Mar 2027$126Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 5 days agoOpen this trip
14 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 3 days agoOpen this trip
15 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 6 days agoOpen this trip
19 Mar 2027$89Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 4 days agoOpen this trip
20 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 4 days agoOpen this trip
21 Mar 2027$92Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound yesterdayOpen this trip
23 Mar 2027$91Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 2 days agoOpen this trip
24 Mar 2027$183Bangkok AirwaysKoh Samui Airport (USM) → Don Mueang International Airport (DMK)nonstopfound 3 days agoOpen this trip
26 Mar 2027$91Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound yesterdayOpen this trip
29 Mar 2027$90Bangkok AirwaysKoh Samui Airport (USM) → Suvarnabhumi Airport (BKK)nonstopfound 6 days agoOpen this trip
31 Mar 2027$186Bangkok AirwaysKoh Samui Airport (USM) → Don Mueang International Airport (DMK)nonstopfound 2 days agoOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $54.

October 2026From $54Cheapest seen6 departure dates24 Oct · found 9 hours agoOpen this trip
November 2026From $7523 departure dates6 Nov · found 5 days agoOpen this tripEvery date in November 2026
December 2026From $8919 departure dates1 Dec · found yesterdayOpen this tripEvery date in December 2026
January 2027From $13914 departure dates18 Jan 2027 · found 3 days agoOpen this tripEvery date in January 2027
February 2027From $9117 departure dates11 Feb 2027 · found 2 days agoOpen this tripEvery date in February 2027
March 2027From $8922 departure dates10 Mar 2027 · found yesterdayOpen this trip
April 2027From $908 departure dates4 Apr 2027 · found 4 days agoOpen this tripEvery date in April 2027
May 2027From $903 departure dates1 May 2027 · found todayOpen this trip
June 2027From $903 departure dates7 Jun 2027 · found 3 days agoOpen this trip
July 2027From $904 departure dates3 Jul 2027 · found 3 days agoOpen this trip
September 2027From $892 departure dates6 Sept 2027 · found yesterdayOpen this trip

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