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Low Price Flights from Adelaide to Koh Samui

What to know about flights from Adelaide to Koh Samui?

The approximate distance between Adelaide and Koh Samui is 6,393.18km. According to Trip.com data, travel demand hits its peak in January.

Cheapest one-way
AU$ 685
Singapore Airlines Singapore Airlines ADL-USM 12h 10m · 1 stop Mon, Oct 26
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Cheapest return
AU$ 1,293
Singapore Airlines Singapore Airlines ADL-USM 26h 5m · 2 stops Fri, Nov 13 - Fri, Nov 20
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Recommended airlines
Singapore Airlines Singapore Airlines Cheapest · From AU$ 685 Singapore Airlines Singapore Airlines Most booked
Best time to book
October
Cheapest
January
Peak season for travel
Route details
6,393.18km
Flight distance

Explore the cheapest one-way and round-trip flights from Adelaide to Koh Samui over the next 90 days, with one-way fares from AU$ 685 and round-trip from AU$ 1,293. Based on Trip.com's latest 7-day flight data.

      • ADL 18:35
        26h 5m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Fri, Nov 13 | Singapore Airlines
        USM 12:00
        25h 50m
        1 stop
        ADL 17:20
        Koh Samui - Adelaide | Fri, Nov 20 | Singapore Airlines
        AU$ 1,293 AU$ 1,805
        28% off
        28% off
        AU$ 1,805 AU$ 1,293
      • ADL 18:35
        16h 55m
        1 stop
        USM 08:00
        Adelaide - Koh Samui | Sun, Oct 25 | Singapore Airlines
        USM 18:05
        19h 45m
        1 stop
        ADL 17:20
        Koh Samui - Adelaide | Sun, Nov 1 | Singapore Airlines
        AU$ 1,293 AU$ 1,805
        28% off
        28% off
        AU$ 1,805 AU$ 1,293
      • ADL 18:35
        27h 45m
        1 stop
        USM 18:50
        Adelaide - Koh Samui | Mon, Oct 19 | Singapore Airlines
        USM 08:55
        20h 25m
        1 stop
        ADL 08:50
        Koh Samui - Adelaide | Mon, Oct 26 | Singapore Airlines
        AU$ 1,296 AU$ 1,805
        28% off
        28% off
        AU$ 1,805 AU$ 1,296
      • ADL 18:35
        26h 5m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Mon, Nov 9 | Singapore Airlines
        USM 12:00
        17h 20m
        1 stop
        ADL 08:50
        Koh Samui - Adelaide | Mon, Nov 16 | Singapore Airlines
        AU$ 1,296
        28% off
        AU$ 1,805 AU$ 1,296
      • ADL 18:35
        27h 45m
        1 stop
        USM 18:50
        Adelaide - Koh Samui | Fri, Oct 30 | Singapore Airlines
        USM 12:00
        17h 20m
        1 stop
        ADL 08:50
        Koh Samui - Adelaide | Fri, Nov 6 | Singapore Airlines
        AU$ 1,319
        27% off
        AU$ 1,805 AU$ 1,319
      • ADL 18:35
        26h 5m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Sat, Nov 14 | Singapore Airlines
        USM 18:05
        19h 45m
        1 stop
        ADL 17:20
        Koh Samui - Adelaide | Sat, Nov 21 | Singapore Airlines
        AU$ 1,335
        26% off
        AU$ 1,805 AU$ 1,335
      • ADL 18:35
        26h 5m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Sun, Nov 15 | Singapore Airlines
        USM 18:05
        19h 45m
        1 stop
        ADL 17:20
        Koh Samui - Adelaide | Sun, Nov 22 | Singapore Airlines
        AU$ 1,335
        26% off
        AU$ 1,805 AU$ 1,335
      • ADL 18:35
        26h 5m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Fri, Nov 20 | Singapore Airlines
        USM 18:05
        19h 45m
        1 stop
        ADL 17:20
        Koh Samui - Adelaide | Fri, Nov 27 | Singapore Airlines
        AU$ 1,335
        26% off
        AU$ 1,805 AU$ 1,335
      • ADL 18:35
        27h 45m
        1 stop
        USM 18:50
        Adelaide - Koh Samui | Sat, Oct 31 | Singapore Airlines
        USM 12:00
        25h 50m
        1 stop
        ADL 17:20
        Koh Samui - Adelaide | Sat, Nov 7 | Singapore Airlines
        AU$ 1,335
        26% off
        AU$ 1,805 AU$ 1,335
      • ADL 18:35
        26h 5m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Sat, Nov 21 | Singapore Airlines
        USM 12:00
        25h 50m
        1 stop
        ADL 17:20
        Koh Samui - Adelaide | Sat, Nov 28 | Singapore Airlines
        AU$ 1,335
        26% off
        AU$ 1,805 AU$ 1,335
      • ADL 13:00
        17h 25m
        1 stop
        USM 14:00
        Adelaide - Koh Samui | Fri, Oct 16 | Normal Airline
        USM 15:00
        6h
        Direct
        ADL 16:00
        Koh Samui - Adelaide | Sun, Oct 18 | Normal Airline
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        Find more flights
      • ADL 10:15
        12h 10m
        1 stop
        USM 18:55
        Adelaide - Koh Samui | Mon, Oct 26 | Singapore Airlines
        AU$ 685 AU$ 1,552
        56% off
        56% off
        AU$ 1,552 AU$ 685
      • ADL 18:35
        26h 5m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Sun, Oct 25 | Singapore Airlines
        AU$ 795 AU$ 1,552
        49% off
        49% off
        AU$ 1,552 AU$ 795
      • ADL 18:35
        16h 55m
        1 stop
        USM 08:00
        Adelaide - Koh Samui | Thu, Nov 5 | Singapore Airlines
        AU$ 995 AU$ 1,552
        36% off
        36% off
        AU$ 1,552 AU$ 995
      • ADL 10:15
        10h 25m
        1 stop
        USM 17:10
        Adelaide - Koh Samui | Fri, Oct 30 | Singapore Airlines
        AU$ 1,094
        30% off
        AU$ 1,552 AU$ 1,094
      • ADL 18:35
        16h 55m
        1 stop
        USM 08:00
        Adelaide - Koh Samui | Mon, Nov 23 | Singapore Airlines
        AU$ 1,136
        27% off
        AU$ 1,552 AU$ 1,136
      • ADL 18:35
        16h 40m
        1 stop
        USM 07:45
        Adelaide - Koh Samui | Sun, Oct 18 | Singapore Airlines
        AU$ 1,148
        26% off
        AU$ 1,552 AU$ 1,148
      • ADL 13:00
        17h 25m
        1 stop
        USM 14:00
        Adelaide - Koh Samui | Fri, Oct 16 | Normal Airline
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        Find more flights

Which airlines are the most popular for Adelaide to Koh Samui flights?

The most popular airlines flying from Adelaide to Koh Samui are Singapore Airlines, Qantas Airways, and Scoot, among 3 carriers on this route. Singapore Airlines offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
Singapore Airlines logo Singapore Airlines
Qantas Airways logo Qantas Airways
Scoot logo Scoot
Airlines are determined based on actual purchased flight tickets from Adelaide to Koh Samui according to previous 12 months data from Trip.com.

Flight FAQs

  • Which airlines offer the cheapest flights from Adelaide to Koh Samui?

    Based on Trip.com data, Singapore Airlines offers Cheapest nonstop one-way flights from AU$ 685 (for example, ADL–USM on Mon, Oct 26). For a Cheapest nonstop return flight, Singapore Airlines offers fares from AU$ 1,293, departing on Fri, Nov 13 and returning on Fri, Nov 20.
  • At the moment, you can catch a direct flight from Adelaide to Koh Samui with the following airlines, including: Qantas Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Adelaide 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.
  • Here are some tips for finding the best flight deals from Adelaide to Koh Samui on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Mon, Oct 26, with one-way fares from just AU$ 685.
    · Compare airlines. Singapore Airlines currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. January is generally the busiest month for travel to Koh Samui.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Adelaide to Koh Samui is usually October, when demand is lower.
  • After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Adelaide to Koh Samui on October 26, 2026 with Singapore Airlines, with prices starting at AU$ 685.
  • Flights to Koh Samui can arrive at: Samui Airport (USM). The most common route connects Adelaide Airport and Samui Airport (ADL–USM).
  • The time difference between Koh Samui and Adelaide is 2h.
  • 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Adelaide to Koh Samui is AU$ 935. Fares vary by travel date, airline and availability.
  • Enter Adelaide and Koh Samui, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Scootare the most popular budget airlines flying from Adelaide to Koh Samui. Check baggage, seat and payment fees before comparing the final price.

Adelaide to Koh-Samui by air

Whether you're looking to fly from Adelaide to Koh-Samui or in search of cheap Adelaide to Koh-Samui flight tickets, Trip.com is here to assist you. We help you find the cheapest airfares by comparing flight prices across various websites. Start your search for the most competitive fares by entering your desired travel date above. Alternatively, explore further to discover valuable information about airlines, flight schedules, expert tips for finding cheap flight tickets, and so much more.

Adelaide to Koh-Samui airfares

Adelaide to Koh-Samui airfares fluctuate significantly over time. The flight price is impacted by a variety of factors, including demand, travel dates and times, seat availability, and the pricing strategies of different airlines. Additionally, the fares may vary depending on the travel class you select, such as first class, business class, or economy class.

How to find cheap flights from Adelaide to Koh-Samui

Finding the most affordable air tickets from Adelaide to Koh-Samui requires flexibility, perseverance, and a little bit luck. Here are some valuable tips to help you secure the best prices:

  • 1. Stay flexible with your travel dates and times, as airfares are often more budget-friendly during early mornings, late evenings, and weekdays.
  • 2. Consider nearby alternative airports as they may offer cheaper options.
  • 3. Explore booking separate one-way flights with different airlines, as it can sometimes be more cost-effective than a round-trip ticket.
  • 4. Opt for a connecting flight from Adelaide to Koh-Samui as it can potentially result in savings.
  • 5. Keep a vigilant eye out for unexpected last-minute flight deals that may suddenly appear.

Airlines from Adelaide to Koh-Samui

The direct flights from Adelaide to Koh-Samui are currently unavailable. However, Qantas Airways and Virgin Australia has come up with a solution by offering convenient connecting flight options, making it easy for passengers to reach Koh-Samui from Adelaide.

Adelaide to Koh-Samui flight time

With no non-stop flight option, the Adelaide to Koh-Samui time can vary due to connecting flights and layovers. It is important to consider that the duration of the layover can be influenced by factors such as the need to retrieve baggage at the connecting airport and whether the connecting flights depart from the same or different airports. These variables have the potential to impact the overall travel duration, resulting in possible deviations from the estimated timeframe. To ensure accurate information, it is recommended to verify the flight details on the booking page.

Everything you need to know about Adelaide airport

Adelaide Airport (ADL), located in Adelaide, South Australia, serves as the main gateway to the city. It operates through a single passenger terminal, catering to a variety of flight routes connecting Adelaide to both domestic and international destinations. Getting to and from the airport is a breeze, thanks to the convenient transportation options available. The JetExpress and Skylink Adelaide Metro bus services, along with taxis and car rentals, ensure a smooth journey, taking around 15-20 minutes to reach the city center.

Arriving at Koh-Samui airport

Koh Samui Airport, located on the beautiful Koh Samui island in Thailand, is a popular gateway for tourists. With the airport code USM, it operates from a single terminal that provides essential amenities for travelers. The airport is served by several airlines offering domestic and international flights to and from popular destinations. Situated approximately 4 kilometers from the city center, transportation options from the airport to the city center include taxis, rental cars, or pre-arranged shuttles, with an average travel time of around 15 minutes.

Book Adelaide to Koh-Samui flights on Trip.com to unlock extra benefits

Finding cheap airfares from Adelaide to Koh-Samui is just the beginning with Trip.com. In addition to finding great flight deals, we also offer a range of extra perks and benefits. By making your flight reservation with us, you gain access to exclusive discounts on hotels, car rentals, and airport transfers, allowing you to maximize savings on your journey. As a token of our gratitude, Trip.com rewards you with Tripcoins, our exclusive loyalty program currency, which can be redeemed for your future travels.

More Cheap Flights & Deals on Trip.com

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.