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Cheap flights from Auckland to Ko Samui from $785

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
AKL — USM
8 Apr — 15 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Auckland to Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Auckland to Ko Samui
Explore the most affordable flight options available from Auckland to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 March 2026.

Sat 18/415:40
AKL
-
USM
2 stops30h 40m
Multiple Airlines
Sat 25/419:45
USM
-
AKL
3 stops28h 20m
Multiple Airlines
Deal found 4/3$1,647
Sat 23/519:30
AKL
-
USM
3 stops26h 05m
Multiple Airlines
Fri 29/514:00
USM
-
AKL
3 stops23h 00m
Multiple Airlines
Deal found 5/3$1,678
Mon 8/606:45
AKL
-
USM
2 stops19h 05m
Qantas Airways
Thu 11/613:50
USM
-
AKL
2 stops22h 00m
Qantas Airways
Deal found 6/3$1,773

Find flight deals from Auckland to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Auckland (AKL) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 March 2026.

Round-trip from

$1,647

One-way from

$785

Popular in

April

Cheapest in

May

Average price

$2,252
18/4-25/4
  • 18/4-25/4
  • 5 total stops
  • 59h 00m total
  • Auckland to Ko Samui
Search Deals
17/3
  • 17/3
  • 2 total stops
  • 41h 15m total
  • Auckland to Ko Samui
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($69 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Auckland to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 134,765 searches. Data last updated 9 March 2026.
Use the filters below to find and compare flights from Auckland to Ko Samui that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Mon 8/6

06:45-21:35

2 stops19h 50m

Ko Samui

Thu 11/6

13:50-16:50

2 stops22h 00m

$1,774
Fastest return journey

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Sat 23/5

06:00-20:50

2 stops19h 50m

Ko Samui

Fri 29/5

15:25-14:10

2 stops17h 45m

$1,776

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Mon 8/6

10:10-07:45

1 stop26h 35m

Ko Samui

Thu 11/6

08:40-12:20

1 stop22h 40m

$1,968

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Tue 2/6

19:30-20:50

3 stops30h 20m

Ko Samui

Sat 6/6

06:00-18:00

3 stops31h 00m

$2,180

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Tue 2/6

18:20-20:50

2 stops31h 30m

Ko Samui

Sat 6/6

13:30-12:15

2 stops17h 45m

$2,229

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Tue 2/6

14:10-10:10

1 stop25h 00m

Ko Samui

Sat 6/6

08:40-22:15

1 stop32h 35m

$2,418
Cheapest one-way

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Tue 17/3

20:45-08:00

2 stops41h 15m

$910

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Fri 20/3

20:45-08:00

2 stops41h 15m

$995

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Tue 7/4

21:20-07:45

3 stops39h 25m

$1,042

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Sun 15/3

06:45-20:50

3 stops20h 05m

$1,058

Flights are sorted by cheapest return flights first.

Deals found on 7/3

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Auckland to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Auckland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Auckland to Ko Samui

What is the cheapest month to book a flight from Auckland to Ko Samui?

Currently, October is the cheapest month in which you can book a flight from Auckland to Ko Samui (average of $1,263). Flying from Auckland to Ko Samui in April is currently the most expensive (average of $2,290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated 9 March 2026.
Read through reviews of airlines operating flights from Auckland to Ko Samui, such as Singapore Airlines, Qantas Airways, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,471 reviews
Check prices

Food

7.8

Crew

8.6

Overall

8.2

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,471 reviews
Singapore Airlines
8.2
Very Good
1,471 reviews
Check prices

Food

7.8

Crew

8.6

Overall

8.2

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Qantas Airways
7.5
Good
1,002 reviews
Singapore Airlines
8.2
Very Good
1,471 reviews
Check prices

Food

7.8

Crew

8.6

Overall

8.2

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
British Airways
6.7
Okay
7,780 reviews
Singapore Airlines
8.2
Very Good
1,471 reviews
Check prices

Food

7.8

Crew

8.6

Overall

8.2

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from Auckland to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Auckland to Ko Samui?

    Departing from Auckland to Ko Samui will take you 19h 50m. Auckland and Ko Samui are separated by a distance of 9313 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Auckland to Ko Samui round-trip?

    Our cheapest airline available from Auckland to Ko Samui is Singapore Airlines. Our recent data shows that you can find tickets from as low as $1,657 on this airline. Additional options worth looking into are Qantas Airways and British Airways, starting at $1,691 and $1,737 round-trip. Users have found that Singapore Airlines is 25% cheaper than the other options available to this destination.

  • Can I find deals for flights from Auckland to Ko Samui that include hotel bookings?

    Yes. In addition to deals on Auckland to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Auckland to Ko Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Auckland to Ko Samui.

  • Can I find deals for business class flights from Auckland to Ko Samui?

    Yes. Cheapflights offers flight deals from Auckland to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Auckland to Ko Samui?

    Currently, October is the cheapest month in which you can book a flight from Auckland to Ko Samui (average of $1,263). Flying from Auckland to Ko Samui in April is currently the most expensive (average of $2,290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan

Browse thousands of different options on Cheapflights for your next trip

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Fly from Auckland to Ko Samui on these airlines

Choose from the following airlines for your flight from Auckland to Ko Samui. Flights are based on user searches made on Cheapflights and were last updated on 9 March 2026.
Qantas Airways flights from Auckland Intl to Ko Samui

Top 3 airlines flying from Auckland to Ko Samui

Discover the top 3 airlines that operate flights from Auckland to Ko Samui. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 134,765 searches. Data last updated 9 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,657Average$2,317FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$1,700Average$1,859FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
British AirwaysCheapest$1,737Average$1,985FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Auckland to Ko Samui?

When you search for this flight from Auckland to Ko Samui, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Auckland to Ko Samui?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ko Samui from Auckland.

Can Cheapflights find flights from Auckland to Ko Samui with no change fees?

Certainly. Search results for flights to Ko Samui from Auckland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Auckland to Ko Samui become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ko Samui from Auckland today and book when prices fit your budget.

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