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Cheap flights from Auckland to Ko Samui from $1,623

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
AKL — USM
21 Apr — 28 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 22 March 2026.

Sat 2/519:30
AKL
-
USM
3 stops25h 15m
China Airlines
Sat 9/510:05
USM
-
AKL
3 stops26h 55m
China Airlines
Deal found 18/3$1,623
Sat 13/621:20
AKL
-
USM
2 stops29h 15m
Multiple Airlines
Mon 22/606:00
USM
-
AKL
2 stops28h 30m
Multiple Airlines
Deal found 18/3$1,694
Sat 13/606:00
AKL
-
USM
2 stops20h 35m
Qantas Airways
Mon 22/613:30
USM
-
AKL
2 stops17h 45m
Qantas Airways
Deal found 21/3$1,736
Wed 25/1106:00
AKL
-
USM
2 stops20h 15m
Qantas Airways
Sun 6/1216:25
USM
-
AKL
2 stops26h 20m
Qantas Airways
Deal found 20/3$1,764
Sat 2/508:20
AKL
-
USM
2 stops38h 55m
Multiple Airlines
Sat 9/514:35
USM
-
AKL
2 stops18h 30m
Multiple Airlines
Deal found 18/3$1,836
Sat 23/506:00
AKL
-
USM
2 stops19h 30m
Multiple Airlines
Fri 29/515:25
USM
-
AKL
2 stops17h 40m
Multiple Airlines
Deal found 18/3$1,853

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 22 March 2026.

Round-trip from

$1,623

Popular in

April

Cheapest in

May

Average price

$2,278
China Airlines
  • China Airlines
  • 2/5-9/5
  • 6 total stops
  • 52h 10m 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 ($70 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 22 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

Sat 13/6

06:00-21:35

2 stops20h 35m

Ko Samui

Mon 22/6

13:30-12:15

2 stops17h 45m

$1,736
Fastest return journey

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Sat 23/5

06:00-20:30

2 stops19h 30m

Ko Samui

Fri 29/5

15:25-14:05

2 stops17h 40m

$1,853

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Sat 16/5

06:00-21:10

2 stops20h 10m

Ko Samui

Wed 20/5

13:30-14:05

2 stops19h 35m

$1,903

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Sat 16/5

19:30-14:45

3 stops24h 15m

Ko Samui

Wed 20/5

09:15-18:00

3 stops27h 45m

$2,045

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Sat 13/6

10:10-07:45

1 stop26h 35m

Ko Samui

Mon 22/6

11:25-11:25

2 stops19h 00m

$2,275

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Sat 16/5

23:55-10:10

1 stop15h 15m

Ko Samui

Wed 20/5

08:40-12:20

1 stop22h 40m

$2,556
Cheapest one-way
Fastest single journey

AucklandKo Samui

AKL - USM

AKLUSM

Auckland Intl

Wed 1/4

07:00-13:55

3 stops36h 55m

$2,074

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Sorted by cheapest first

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 $1,277). Flying from Auckland to Ko Samui in April is currently the most expensive (average of $2,316). 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 22 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
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.0

Food

7.8

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
1,484 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.0

Food

7.8

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
1,009 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.0

Food

7.8

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
7,813 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Overall

8.2

Entertainment

8.0

Food

7.8

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 20h 35m. Auckland and Ko Samui are separated by a distance of 9313 km.

  • 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 $1,676 on this airline. Additional options worth looking into are Qantas Airways and British Airways, starting at $1,710 and $1,855 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 $1,277). Flying from Auckland to Ko Samui in April is currently the most expensive (average of $2,316). 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 22 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 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$1,676Average$2,333FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest$1,710Average$1,880FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
British AirwaysCheapest$1,855Average$2,505FlexibilityNo 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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