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$918+ Cheap flights to Ko Samui

— USM
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

Flights to Ko Samui in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Ko Samui

Tue 3/1113:15 -
2 stops35h 00m
Tue 24/1113:25 -
2 stops18h 40m
Deal found 26/10$1,846
Tue 8/1213:05 -
2 stops33h 10m
Tue 15/1214:05 -
2 stops34h 55m
Deal found 24/10$1,906
Tue 3/1120:50 -
3 stops27h 15m
Tue 24/1121:30 -
3 stops39h 40m
Deal found 26/10$1,940
Tue 3/1114:55 -
2 stops22h 15m
Tue 24/1107:55 -
2 stops19h 50m
Deal found 26/10$1,969
Sat 31/1006:00 -
2 stops20h 25m
Sun 15/1113:25 -
2 stops27h 35m
Deal found 24/10$1,979
Thu 29/1006:00 -
2 stops21h 05m
Sun 1/1113:25 -
2 stops28h 40m
Deal found 23/10$2,004
Tue 3/1120:50 -
3 stops21h 45m
Tue 24/1121:10 -
3 stops40h 00m
Deal found 26/10$2,125
Sat 31/1020:50 -
3 stops29h 00m
Sun 15/1121:10 -
3 stops40h 00m
Deal found 27/10$2,130

Find flight deals to Ko Samui

Return from

$1,846

One-way from

$918

Popular in

December

Cheapest in

June

Average price

$2,467
Qantas Airways
  • Qantas Airways
  • 3/11-24/11
  • 4 total stops
  • 53h 40m total
  • Auckland to Ko Samui
Search Deals
10/1-31/12
  • 10/1-31/12
  • 3 total stops
  • 55h 15m total
  • Auckland to Ko Samui
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($632 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($121 potential savings vs. average return price).
Search Deals
Average for return flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Ko Samui that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Sat 31/10

06:00-20:25

2 stops20h 25m

Ko Samui

Sun 15/11

13:25-23:00

2 stops27h 35m

$1,979

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Sat 31/10

13:25-18:15

2 stops34h 50m

Ko Samui

Wed 4/11

13:25-20:30

2 stops25h 05m

$2,002

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Tue 8/12

13:05-07:35

2 stops24h 30m

Ko Samui

Wed 16/12

07:15-10:35

2 stops21h 20m

$2,004

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Sun 6/12

20:35-18:55

3 stops28h 20m

Ko Samui

Sun 13/12

08:55-14:10

3 stops23h 15m

$2,182

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Mon 21/12

15:15-17:10

1 stop31h 55m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$2,221

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Mon 28/12

15:15-17:10

1 stop31h 55m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$2,227

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Tue 3/11

15:15-10:55

1 stop25h 40m

Ko Samui

Tue 24/11

08:55-13:25

1 stop22h 30m

$2,294

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Sat 31/10

15:15-10:55

1 stop25h 40m

Ko Samui

Sun 15/11

18:05-15:25

1 stop15h 20m

$2,321

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Sun 20/12

15:15-17:10

1 stop31h 55m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$2,381

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Sat 19/12

15:15-17:10

1 stop31h 55m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$2,495

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Ko Samui

What are the cheapest airlines that fly to Ko Samui?

The cheapest airlines flying from Auckland to Ko Samui are Qantas Airways and Singapore Airlines.

Reviews of airlines servicing Ko Samui

Get a feel of what it's like to fly with Singapore Airlines and Qantas Airways to Thailand by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,629 reviews
Check prices

Boarding

8.3

Entertainment

8.1

Overall

8.2

Crew

8.6

Food

7.8

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.
Singapore Airlines
8.2
Very Good
1,629 reviews
Singapore Airlines
8.2
Very Good
1,629 reviews
Check prices

Boarding

8.3

Entertainment

8.1

Overall

8.2

Crew

8.6

Food

7.8

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.
Qantas Airways
7.5
Good
1,121 reviews
Singapore Airlines
8.2
Very Good
1,629 reviews
Check prices

Boarding

8.3

Entertainment

8.1

Overall

8.2

Crew

8.6

Food

7.8

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

FAQs about flying to Ko Samui

  • What airport do you fly into for flights to Ko Samui?

    Most people fly into Ko Samui (USM) if they book a flight to Ko Samui. Ko Samui is conveniently located just 3.3 km from Ko Samui’s city centre.

  • Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Ko Samui?

    Based on reviews from Cheapflights users, Singapore Airlines is rated the highest out of the airlines that fly to Ko Samui.

  • What is the cheapest airport to fly to in Ko Samui?

    Ko Samui is currently the cheapest airport to fly to in Ko Samui. One-way flights to Ko Samui typically cost $137, while return flights cost around $676.

  • How much is a return flight to Ko Samui?

    A return flight to Ko Samui will typically cost around $679, however they can be found for as little as $676.

  • Where does the fastest flight to Ko Samui depart from?

    For those looking to save time traveling to Ko Samui, Auckland Intl offers the quickest one-way flight (19 hours 35 minutes).

  • Does Ko Samui have rental cars?

    Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Ko Samui?

    Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 km away from Ko Samui).

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

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

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