Which airlines fly to Ko Samui?

EVA Air, Thai Airways and Singapore Airlines are the top three most popular airlines that fly to Ko Samui from Southampton according to our data. EVA Air is the first choice among our users, with 45% of people opting to fly with this airline when travelling to Ko Samui. Keep in mind that there are 13 different airlines that fly to Ko Samui on a routine basis, so you have a few additional options to choose from.

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.

£990 Cheap Flights from Southampton to Ko Samui in 2025/26

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Find the cheapest flights from Southampton to Ko Samui

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09:00 - 13:05SOU-USM

21h 05m2 stops

16:25 - 08:25USM-SOU

47h 00m2 stops

£996KLM

Find Deal

Fri, 16 Jan - Tue, 20 Jan

09:00 - 18:55SOU-USM

26h 55m2 stops

16:25 - 08:25USM-SOU

47h 00m2 stops

£997KLM

Find Deal

Fri, 16 Jan - Tue, 20 Jan

KLM flights from Southampton to Ko Samui

Our best KLM deals on Southampton to Ko Samui flight tickets

KLM

16 Jan

SOU09:00Southampton Eastleigh

21h 05m

2 stops

USM13:05Ko Samui

20 Jan

USM16:25Ko Samui

47h 00m

2 stops

SOU08:25Southampton Eastleigh

£996

Find similar

KLM

16 Jan

SOU09:00Southampton Eastleigh

26h 55m

2 stops

USM18:55Ko Samui

20 Jan

USM16:25Ko Samui

47h 00m

2 stops

SOU08:25Southampton Eastleigh

£997

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Fri 16/1

09:00-13:05

2 stops21h 05m

Ko Samui

Tue 20/1

16:25-08:25

2 stops47h 00m

£996

SouthamptonKo Samui

SOU - USM

SOUUSM

Southampton Eastleigh

Fri 16/1

09:00-18:55

2 stops26h 55m

Ko Samui

Tue 20/1

16:25-08:25

2 stops47h 00m

£997

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

Prices

Airlines

What is the cheapest day to depart on your flight to Ko Samui?

According to our data, Wednesday is the cheapest day to fly to Ko Samui from Southampton. The lowest ticket price found for a Wednesday departure recently was £500. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Ko Samui on Sunday is £852.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our most recent data shows that the best time of day to fly to Ko Samui is in the afternoon. Flights from Southampton to Ko Samui during this time can be as low as £506. Flights at midday are often more expensive, with an average ticket price of £823.

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

Direct flights	None

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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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 21h 05m 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.