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$765+ Cheap flights to Ko Samui

— USM
13 Nov — 20 Nov1
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

Thu 26/1110:00 -
2 stops27h 35m
Thu 3/1207:15 -
2 stops27h 00m
Deal found 12/10$1,875
Tue 24/1110:00 -
2 stops29h 20m
Tue 1/1207:00 -
2 stops27h 15m
Deal found 10/10$1,881
Mon 23/1110:00 -
2 stops27h 15m
Mon 30/1107:55 -
2 stops26h 20m
Deal found 9/10$1,938
Wed 28/1013:15 -
2 stops37h 50m
Sun 1/1116:25 -
2 stops25h 40m
Deal found 12/10$1,977
Mon 26/1010:00 -
2 stops27h 10m
Sat 31/1007:55 -
2 stops41h 05m
Deal found 10/10$2,025

Find flight deals to Ko Samui

Return from

$1,875

One-way from

$1,788

Popular in

December

Cheapest in

June

Average price

$2,473
26/11-3/12
  • 26/11-3/12
  • 4 total stops
  • 54h 35m total
  • Auckland to Ko Samui
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21/12-31/12
  • 21/12-31/12
  • 3 total stops
  • 26h 55m total
  • Auckland to Ko Samui
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($738 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($154 potential savings vs. average return price).
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Average for return flights in October 2026
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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

Mon 1/3

08:00-07:10

2 stops29h 10m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$790

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Tue 16/2

09:40-07:10

2 stops27h 30m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$840

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Mon 1/3

15:15-08:00

1 stop22h 45m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$1,083

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Mon 15/2

01:15-08:00

1 stop36h 45m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$1,090

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Fri 12/2

15:15-18:55

1 stop33h 40m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$1,185

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Wed 10/3

15:15-08:00

1 stop22h 45m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$1,188
Fastest return journey

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Fri 12/2

06:50-21:05

2 stops20h 15m

Ko Samui

Wed 31/12

00:00-05:00

Nonstop0h 00m

$1,363

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Tue 24/11

09:40-07:35

2 stops27h 55m

Ko Samui

Tue 1/12

12:00-18:25

3 stops24h 25m

$1,922

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Wed 28/10

13:15-21:05

2 stops37h 50m

Ko Samui

Sun 1/11

16:25-00:05

2 stops25h 40m

$1,977

AucklandKo Samui

AKL Auckland Intl - USM Ko Samui

AKLUSM

Auckland Intl

Thu 26/11

10:00-07:35

2 stops27h 35m

Ko Samui

Thu 3/12

07:00-16:15

2 stops27h 15m

$1,982

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 12 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
1,624 reviews
Check prices

Entertainment

8.1

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Boarding

8.3

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
1,624 reviews
Singapore Airlines
8.2
Very Good
1,624 reviews
Check prices

Entertainment

8.1

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Boarding

8.3

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
1,109 reviews
Singapore Airlines
8.2
Very Good
1,624 reviews
Check prices

Entertainment

8.1

Food

7.8

Crew

8.6

Comfort

8.0

Overall

8.2

Boarding

8.3

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.

  • 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 (23 hours 40 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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Deals for Ko Samui flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

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

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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