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Cheap Flights from Singapore to Koh Samui

Explore the cheapest flights from Singapore to Koh Samui in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 197, and round-trip direct tickets start at S$ 338.

      • Cheapest nonstop
        SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Tue, Sep 1 | Scoot
        USM 08:40
        1h 55m
        Direct
        SIN 11:35
        Koh Samui - Singapore | Fri, Sep 4 | Scoot
        S$ 338 S$ 500
        32% off
        32% off
        S$ 500 S$ 338
      • SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Sat, Aug 29 | Scoot
        USM 18:15
        1h 55m
        Direct
        SIN 21:10
        Koh Samui - Singapore | Fri, Sep 4 | Scoot
        S$ 343 S$ 500
        31% off
        31% off
        S$ 500 S$ 343
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Mon, Aug 31 | Scoot
        USM 18:15
        1h 55m
        Direct
        SIN 21:10
        Koh Samui - Singapore | Fri, Sep 4 | Scoot
        S$ 353 S$ 500
        28% off
        28% off
        S$ 500 S$ 353
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Sun, Aug 30 | Scoot
        USM 08:40
        1h 55m
        Direct
        SIN 11:35
        Koh Samui - Singapore | Fri, Sep 4 | Scoot
        S$ 353
        28% off
        S$ 500 S$ 353
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Fri, Aug 28 | Scoot
        USM 08:40
        1h 55m
        Direct
        SIN 11:35
        Koh Samui - Singapore | Fri, Sep 4 | Scoot
        S$ 364
        27% off
        S$ 500 S$ 364
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Sat, Aug 15 | Scoot
        USM 19:45
        2h
        Direct
        SIN 22:45
        Koh Samui - Singapore | Tue, Aug 18 | Scoot
        S$ 368
        26% off
        S$ 500 S$ 368
      • SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Wed, Aug 19 | Scoot
        USM 19:45
        2h
        Direct
        SIN 22:45
        Koh Samui - Singapore | Mon, Aug 24 | Scoot
        S$ 373
        25% off
        S$ 500 S$ 373
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Sun, Aug 23 | Scoot
        USM 19:45
        2h
        Direct
        SIN 22:45
        Koh Samui - Singapore | Wed, Aug 26 | Scoot
        S$ 380
        24% off
        S$ 500 S$ 380
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Sat, Aug 22 | Scoot
        USM 19:45
        2h
        Direct
        SIN 22:45
        Koh Samui - Singapore | Wed, Aug 26 | Scoot
        S$ 380
        24% off
        S$ 500 S$ 380
      • SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Tue, Aug 18 | Scoot
        USM 19:45
        2h
        Direct
        SIN 22:45
        Koh Samui - Singapore | Fri, Aug 21 | Scoot
        S$ 380
        24% off
        S$ 500 S$ 380
      • SIN 13:00
        17h 25m
        1 stop
        USM 14:00
        Singapore - Koh Samui | Mon, Jul 13 | Normal Airline
        USM 15:00
        6h
        Direct
        SIN 16:00
        Koh Samui - Singapore | Wed, Jul 15 | Normal Airline
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      • Cheapest nonstop
        SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Tue, Sep 1 | Scoot
        S$ 197 S$ 281
        30% off
        30% off
        S$ 281 S$ 197
      • SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Sat, Aug 29 | Scoot
        S$ 212 S$ 281
        25% off
        25% off
        S$ 281 S$ 212
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Sun, Aug 23 | Scoot
        S$ 212 S$ 281
        25% off
        25% off
        S$ 281 S$ 212
      • SIN 17:55
        1h 55m
        Direct
        USM 18:50
        Singapore - Koh Samui | Wed, Aug 26 | Scoot
        S$ 212
        25% off
        S$ 281 S$ 212
      • SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Wed, Aug 12 | Scoot
        S$ 212
        25% off
        S$ 281 S$ 212
      • SIN 07:00
        1h 45m
        Direct
        USM 07:45
        Singapore - Koh Samui | Mon, Aug 17 | Scoot
        S$ 213
        24% off
        S$ 281 S$ 213
      • SIN 07:30
        11h 30m
        1 stop
        USM 18:00
        Singapore - Koh Samui | Tue, Sep 8 | Scoot
        S$ 206
        27% off
        S$ 281 S$ 206
      • SIN 07:30
        11h 30m
        1 stop
        USM 18:00
        Singapore - Koh Samui | Sun, Sep 6 | Scoot
        S$ 206
        27% off
        S$ 281 S$ 206
      • SIN 07:30
        11h 30m
        1 stop
        USM 18:00
        Singapore - Koh Samui | Wed, Sep 9 | Scoot
        S$ 207
        26% off
        S$ 281 S$ 207
      • SIN 07:30
        7h 25m
        1 stop
        USM 13:55
        Singapore - Koh Samui | Mon, Sep 7 | Scoot
        S$ 207
        26% off
        S$ 281 S$ 207
      • SIN 13:00
        17h 25m
        1 stop
        USM 14:00
        Singapore - Koh Samui | Mon, Jul 13 | Normal Airline
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        Find more flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Popular airlines from Singapore to Koh Samui

You can choose from 2 airlines that fly from Singapore to Koh Samui, including Scoot, Bangkok Airways, Scoot offers the lowest prices on this route.
Scoot logo Scoot
Bangkok Airways logo Bangkok Airways
Airlines are determined based on actual purchased flight tickets from Singapore to Koh Samui according to previous 12 months data from Trip.com.

Flying from Singapore to Koh Samui

The distance between Singapore and Koh Samui is approximately 1,009.34km. It takes around 1 hour 55 minutes on average to fly from Singapore to Koh Samui. Based on Trip.com's data, travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight priceS$ 197
Cheapest return ticket priceS$ 338
Off-season for travelOctober
Peak season for travelJanuary
Flight distance1,009.34km
Average flight time1 hour 55 minutes
Popular airlineScoot
Flight statistics for the Singapore–Koh Samui route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Singapore to Koh Samui.

What is the cheapest month for one-way flights from Singapore to Koh Samui?

The average price of one-way flights from Singapore to Koh Samui purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Singapore to Koh Samui is November, with an average price of S$ 254, and the most expensive month is February, with an average price of up to S$ 332.

S$ 332
S$ 293
S$ 254
S$ 215
    Cheapest
  • S$ 288
    Jul
  • S$ 258
    Aug
  • S$ 259
    Sep
  • S$ 271
    Oct
  • S$ 254
    Nov
  • S$ 325
    Dec
  • S$ 270
    Jan
  • S$ 332
    Feb
  • S$ 288
    Mar
  • S$ 306
    Apr
  • S$ 297
    May
  • S$ 295
    Jun

What is the cheapest month for round-trip flights from Singapore to Koh Samui?

The average price of round-trip flights from Singapore to Koh Samui purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for round-trip flights from Singapore to Koh Samui is September, with an average price of S$ 456, and the most expensive month is February, with an average price of up to S$ 675.

S$ 675
S$ 566
S$ 456
S$ 347
    Cheapest
  • S$ 661
    Jul
  • S$ 632
    Aug
  • S$ 456
    Sep
  • S$ 549
    Oct
  • S$ 456
    Nov
  • S$ 600
    Dec
  • S$ 598
    Jan
  • S$ 675
    Feb
  • S$ 517
    Mar
  • S$ 520
    Apr
  • S$ 542
    May
  • S$ 547
    Jun

What is the cheapest day to fly from Singapore to Koh Samui during National Day?

Based on Trip.com's data over the past 3 days, these are the lowest one-way airfares from Singapore to Koh Samui during National Day.

National Day is scheduled on Aug 9. The flights from Singapore to Koh Samui are cheapest on Aug 11, with the lowest fare of S$ 218.

S$ 420
S$ 319
S$ 218
S$ 117
    Cheapest
  • S$ 323
    5
    Aug
  • S$ 325
    6
  • S$ 420
    7
  • S$ 272
    8
  • S$ 232
    9
  • S$ 219
    10
  • S$ 218
    11

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Singapore (SIN) to Koh Samui (USM)?

    Based on Trip.com data, Scoot offers one-way fares as low as S$ 197 on Cheapest nonstop routes (e.g. SIN to USM on Tue, Sep 1), while Scoot offers Cheapest nonstop round-trips from S$ 338 departing on Tue, Sep 1 and returning on Fri, Sep 4.
  • At the moment, you can catch a direct flight from Singapore to Koh Samui with the following airlines, including: Scoot Bangkok Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 55 minutes to fly from Singapore (SIN) to Koh Samui (USM).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Singapore to Koh Samui is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 84 flight per week flying from Singapore to Koh Samui. You can check the weekly schedule for popular airlines on this route below: Scoot: S/M/T/W/T/F/S -- TR648 (17:59)
  • To find best deals on flights from Singapore to Koh Samui, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Sep 1, with one-way flights priced at just S$ 197.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Scoot.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Koh Samui travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Singapore to Koh Samui is October, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Singapore to Koh Samui on July 31, 2026 with Scoot, with prices starting at S$ 401.
  • You can land at any one of the following hubs in Koh Samui, with Singapore Changi Airport to Samui Airport (SIN-USM) is by far the most common option on this route: Samui Airport (USM).
  • The time difference between Koh Samui and Singapore is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Flight from Singapore to Koh Samui

Located in Thailand, Koh Samui is a city with beautiful beaches. Not only is this a great budget destination, but the Chaweng and Maenam beaches are popular attractions with a thriving culture and food scene.

How do I get to Singapore’s airport?

Singapore Changi Airport (SIN) is located just 30 minutes away from the city and is well-connected. You can reach there through trains, taxis, buses or even the convenient Mass Rapid Transit (MRT). If you take the MRT, it’s just a 40-minute ride!

Which airport will I arrive at in Koh Samui?

In Koh Samui, you will arrive at the Samui International Airport (USM). Singapore is one hour ahead of Koh Samui in terms of time difference.

What flights operate between Singapore and Koh Samui?

Direct flights to Koh Samui are often serviced by Bangkok Airways, SilkAir and Singapore Airlines. The other flight options include SilkAir and Malaysian Airlines. Cheap flights from Singapore to Koh Samui are sometimes provided by Bangkok Airways.

Which is the best area to stay in Koh Samui?

The most popular destination in Koh Samui is the lovely expanse offered by the Chaweng beach. This is a hit among couples, families and honeymooners. The backpackers prefer to stay at the Maenam beach.

What places should I visit in Koh Samui?

The popular beaches to visit once you’ve arrived in Koh Samui are Chaweng, Maenam and Ko Taen beaches well-known for green-blue pristine waters. There are snorkelling, kayaking and coral reef spotting activities available at the Ko Taen beach.

The temple complex of Wat Plai Laem is also a great stop-over for history and heritage buffs, along with Wat Phra Yai. A lesser populated beach to also visit would be the Lamai beach. Mu Ko Ang Thong Marine Park is a collection of small lush green islands that has crystal clear blue waters with white beaches and is recommended for every beach lover.

Big Buddha Temple is an important landmark and quite popular with tourists. Secret Buddha Garden, which is a garden with animal statues and deity idols in some unique poses, can also be visited. Na Muang Waterfall, also called Purple falls, is beautiful and pleasant to visit all year round.

Wat Khunaram, an intriguing temple on the island, has a mummified Buddhist monk. Wat Plai Laem is an imposing 18-arm statue of Guanyin, the goddess of mercy and compassion. Fisherman’s village a small old town with a very old rustic setting is an iconic place to visit when in Koh Samui.

Chaweng Walking Street is the local market with some amazing products at unbelievable prices.

Did you know? Koh Samui has a privately owned and managed airport that’s run by a Bangkok Airways.

For your trip, use our easy-to-book tools to reserve Singapore to Koh Samui flights. For savings, combine your Singapore - Koh Samui flight booking with discounted hotel bookings.

Indulge in the lovely beach culture and thriving social scene in Koh Samui with Trip.com.

Find Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.