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Cheap flights from Singapore to Koh Samui

One-way from $144, found by travellers in the last 7 days. The live price is checked when you book.

Departure
Return
Prices for nearby dates
Fri, Jan 8Any priceSat, Jan 9Any priceSun, Jan 10Any priceMon, Jan 11$144Tue, Jan 12$174Wed, Jan 13$154Thu, Jan 14$171Fri, Jan 15$159

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest
$144
Scoot, flight TR 648Found yesterday, 1 adult
Check live price
6:05pmSingaporeMon, Jan 11
Travel time 1h 50m, nonstopSINUSM
6:55pmKoh SamuiMon, Jan 11
$144
Scoot, flight TR 640Found yesterday, 1 adult
Check live price
7:00amSingaporeSun, Jan 17
Travel time 2h, nonstopSINUSM
8:00amKoh SamuiSun, Jan 17
$147
Bangkok Airways, flight PG 968Found 2 days ago, 1 adult
Check live price
5:20pmSingaporeTue, Oct 27
Travel time 1h 55m, nonstopSINUSM
6:15pmKoh SamuiTue, Oct 27
$154
Scoot, flight TR 648Found 2 days ago, 1 adult
Check live price
6:05pmSingaporeWed, Jan 13
Travel time 1h 50m, nonstopSINUSM
6:55pmKoh SamuiWed, Jan 13
$156
Scoot, flight TR 640Found today, 1 adult
Check live price
7:00amSingaporeMon, Jan 18
Travel time 2h, nonstopSINUSM
8:00amKoh SamuiMon, Jan 18

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

  • Mobile data in ThailandTravel eSIM from $4, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Koh Samui, booked ahead at a fixed price.
    See options
  • Things to do in Koh SamuiPopular tours from $30.07 per person.
    See ideas
  • Travel insuranceTravel insurance quotes for Thailand from EKTA; check what each policy covers.
    Get a quote
  • Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
    Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425$17026–27$14728$16529$17130$17231–

November 2026

MoTuWeThFrSaSu1–2$1723–4$1725$1636–7–8$1719$17310$17111–12–13$17114–15$16916$16917$16918$17219–20–21–22–23$15824–25–26$17227$17228–29$17230–

December 2026

MoTuWeThFrSaSu1$1702–3–4–5$2216–7$1788–9$17210$22211$18012$17013$17814–15$17116$24217$22218$33519$33520$33421$33322$31623$3592425262728293031
$169 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Oct 27, $147.

Lowest fares by month

In the fares found this week, January 2027 has the lowest: from $144 one-way, against $231 in June 2027. Pick a month to see its cheapest date.

  1. Oct$147
  2. Nov$158
  3. Dec$170
  4. Jan$144
  5. Feb$157
  6. Mar$160
  7. Apr$160
  8. Mayno fares yet
  9. Jun$231
  10. Jul$178
  11. Augno fares yet
  12. Sepno fares yet
$0$100$200$300OctNovDec$144JanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October$147Tue, Oct 27Nonstop
November$158Mon, Nov 23Nonstop
December$170Tue, Dec 1Nonstop
January 2027$144Mon, Jan 11Nonstop
February 2027$157Sun, Feb 14Nonstop
March 2027$160Sun, Mar 28Nonstop
April 2027$160Sun, Apr 25Nonstop
May 2027—
June 2027$231Sat, Jun 19Nonstop
July 2027$178Fri, Jul 9Nonstop
August 2027—
September 2027—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in Koh Samui. Average daily high and low and monthly precipitation, 1991–2020 normals.

Oct2026NovDecJan2027FebMarAprMayJunJulAugSep
Lowest fare$147$158$170$144$157$160$160–$231$178––
High °C31°30°29°29°29°30°32°33°33°32°32°32°
Low °C24°24°24°24°25°25°26°26°25°25°25°25°
Precipitation mm2954452631276411683132134117102118

Source: Ko Samui on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

What is the cheapest month to fly from Singapore to Koh Samui?

In the fares found this week, January 2027 has the lowest: from $144 one-way, against $231 in June 2027.

What is the weather in Koh Samui in January 2027?

In January 2027, the cheapest month to fly, the average daily high in Koh Samui is 29 °C and the low 24 °C.

Are there direct flights from Singapore to Koh Samui?

Yes. Recent fares include nonstop flights with Scoot and Bangkok Airways.

How long is the flight from Singapore to Koh Samui?

A nonstop flight takes about 1h 50m. The distance is 627 mi.

Which day of the week is cheapest to fly?

In the fares we have, Tuesday departures are the cheapest, with a typical lowest fare of $171. Saturday is the priciest at about $233.

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