When did momondo last update prices for flights from Southampton Eastleigh Airport to Ko Samui Airport?

Prices for flights from Southampton Eastleigh Airport to Ko Samui Airport were last updated today.

How old do you have to be to fly from Southampton Eastleigh Airport to Ko Samui Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southampton Eastleigh Airport to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£789 Cheap Flights from Southampton to Ko Samui in 2026

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Find the cheapest flights from Southampton to Ko Samui

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

09:15 - 13:45

SOU

USM

22h 30m

2 stops

08:45 - 08:35

USM

SOU

29h 50m

2 stops

£789KLM

Sun, 6 Sep - Sun, 20 Sep

09:20 - 16:30

SOU

USM

25h 10m

3 stops

19:10 - 19:30

USM

SOU

30h 20m

3 stops

£1,141Qatar Airways

Sun, 30 Aug - Wed, 30 Sep

09:20 - 18:15

SOU

USM

26h 55m

3 stops

19:10 - 19:30

USM

SOU

30h 20m

3 stops

£1,151Qatar Airways

Sun, 6 Sep - Sun, 20 Sep

09:20 - 18:15

SOU

USM

26h 55m

3 stops

17:25 - 19:30

USM

SOU

32h 05m

3 stops

£1,152Qatar Airways

Sun, 6 Sep - Sun, 20 Sep

09:15 - 19:40

SOU

USM

28h 25m

2 stops

08:45 - 08:45

USM

SOU

30h 00m

2 stops

£1,277Multiple Airlines

Tue, 7 Jul - Tue, 14 Jul

19:55 - 10:30

SOU

USM

32h 35m

3 stops

21:00 - 19:25

USM

SOU

28h 25m

3 stops

£1,298Multiple Airlines

Tue, 7 Jul - Tue, 14 Jul

19:55 - 10:30

SOU

USM

32h 35m

3 stops

06:00 - 08:45

USM

SOU

32h 45m

2 stops

£1,447Multiple Airlines

Tue, 7 Jul - Tue, 14 Jul

Qatar Airways flights from Southampton to Ko Samui

Our best Qatar Airways deals on Southampton to Ko Samui flight tickets

Qatar Airways

30 Aug

SOU09:20Southampton Eastleigh

25h 10m

3 stops

USM16:30Ko Samui

30 Sept

USM19:10Ko Samui

30h 20m

3 stops

SOU19:30Southampton Eastleigh

£1,141

Qatar Airways

6 Sept

SOU09:20Southampton Eastleigh

26h 55m

3 stops

USM18:15Ko Samui

20 Sept

USM19:10Ko Samui

30h 20m

3 stops

SOU19:30Southampton Eastleigh

£1,151

Qatar Airways

6 Sept

SOU09:20Southampton Eastleigh

26h 55m

3 stops

USM18:15Ko Samui

20 Sept

USM17:25Ko Samui

32h 05m

3 stops

SOU19:30Southampton Eastleigh

£1,152

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Sun 6/9

09:15-13:45

2 stops22h 30m

Ko Samui

Sun 20/9

08:45-08:35

2 stops29h 50m

£789

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Sun 30/8

09:20-16:30

3 stops25h 10m

Ko Samui

Wed 30/9

19:10-19:30

3 stops30h 20m

£1,141

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Sun 6/9

09:20-18:15

3 stops26h 55m

Ko Samui

Sun 20/9

19:10-19:30

3 stops30h 20m

£1,151

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Sun 6/9

09:20-18:15

3 stops26h 55m

Ko Samui

Sun 20/9

17:25-19:30

3 stops32h 05m

£1,152

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Tue 7/7

09:15-19:40

2 stops28h 25m

Ko Samui

Tue 14/7

08:45-08:45

2 stops30h 00m

£1,277

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Tue 7/7

19:55-10:30

3 stops32h 35m

Ko Samui

Tue 14/7

21:00-19:25

3 stops28h 25m

£1,298

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Tue 7/7

19:55-10:30

3 stops32h 35m

Ko Samui

Tue 14/7

06:00-08:45

2 stops32h 45m

£1,447

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Southampton to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Which airlines fly to Ko Samui?

Thai Airways, EVA Air and Singapore Airlines are the top three most popular airlines that fly to Ko Samui from Southampton according to our data. Thai Airways is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Ko Samui. Keep in mind that there are 12 different airlines that fly to Ko Samui on a routine basis, so you have a few additional options to choose from.

When to book flights from Southampton to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Southampton to Ko Samui (SOU to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Ko Samui

Fastest flight time	22h 30m
Direct flights	None

The fastest flight from Southampton to Ko Samui takes 22h 30m

There are no direct flights from Southampton to Ko Samui. There are no popular flight routes from Southampton to Ko Samui.

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Frequently asked questions about flying from Southampton to Ko Samui

How far is Southampton Eastleigh to Ko Samui by plane?
A flight from Southampton Eastleigh to Ko Samui will travel around 6194.7 mi. Typically, this will take 22h 30m by plane in normal conditions.
When did momondo last update prices for flights from Southampton Eastleigh Airport to Ko Samui Airport?
Prices for flights from Southampton Eastleigh Airport to Ko Samui Airport were last updated today.
How old do you have to be to fly from Southampton Eastleigh Airport to Ko Samui Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southampton Eastleigh Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Southampton to Ko Samui?

It is quick and easy to find Southampton to Ko Samui flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ko Samui that suits you.

Can I find flights from Southampton to Ko Samui with flexible booking policies on momondo?

Flights from Southampton to Ko Samui with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Southampton to Ko Samui?

Once all potential Southampton to Ko Samui flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Southampton to Ko Samui right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Southampton to Ko Samui flights. All you need is a valid email address and we will do the rest; it is that quick and easy.