Cheap flights from Ko Samui to Southeast Asia from £90

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
USM — BKK
5 May — 12 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ko Samui to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Ko Samui to Southeast Asia
Explore the most affordable flight options available from Ko Samui to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 April 2026.

Thu 14/506:00
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Thu 21/506:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 2/4£125
Wed 20/519:45
USM
-
BKK
Nonstop1h 30m
Bangkok Airways
Wed 27/506:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 31/3£128
Tue 12/507:50
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Thu 14/506:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 3/4£129
Tue 17/1121:10
USM
-
BKK
Nonstop1h 35m
Bangkok Airways
Sat 21/1106:00
BKK
-
USM
Nonstop1h 10m
Bangkok Airways
Deal found 2/4£151
Sat 16/519:00
USM
-
BKK
1 stop4h 30m
Multiple Airlines
Sat 23/506:05
BKK
-
USM
Nonstop1h 05m
Multiple Airlines
Deal found 1/4£155
Thu 14/508:00
USM
-
BKK
1 stop13h 05m
Multiple Airlines
Thu 21/506:05
BKK
-
USM
Nonstop1h 05m
Multiple Airlines
Deal found 2/4£156
Thu 30/417:50
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Thu 7/506:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 2/4£158
Fri 1/515:30
USM
-
BKK
Nonstop1h 25m
Bangkok Airways
Tue 5/506:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 1/4£162
Thu 23/406:00
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Wed 29/406:05
BKK
-
USM
Nonstop1h 05m
Bangkok Airways
Deal found 3/4£169
Sun 17/506:00
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Mon 18/517:00
BKK
-
USM
1 stop3h 25m
Bangkok Airways
Deal found 4/4£170
Tue 7/407:50
USM
-
BKK
Nonstop1h 15m
Bangkok Airways
Sun 12/419:20
BKK
-
USM
Nonstop1h 30m
Bangkok Airways
Deal found 4/4£186

Find flight deals from Ko Samui to Southeast Asia

Keep the following information in mind while searching for Ko Samui to Southeast Asia flight deals. Data was last updated 5 April 2026.

Round-trip from

£125

One-way from

£93

Popular in

July

Cheapest in

February

Average price

£192
Bangkok Airways
  • Bangkok Airways
  • 14/5-21/5
  • Nonstop
  • 2h 20m total
  • Ko Samui to Southeast Asia
Bangkok Airways
  • Bangkok Airways
  • 28/4
  • Nonstop
  • 1h 15m total
  • Ko Samui to Southeast Asia
Highest demand for flights based on searches. 9% potential increase in price (£14 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to Southeast Asia 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 858,174 searches. Data last updated 5 April 2026.
Use the filters below to find and compare flights from Ko Samui to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Thu 14/5

06:00-07:15

Nonstop1h 15m

Bangkok Suvarnabhumi

Thu 21/5

06:05-07:10

Nonstop1h 05m

£125

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Mon 18/5

06:00-07:15

Nonstop1h 15m

Bangkok Suvarnabhumi

Mon 25/5

06:05-07:10

Nonstop1h 05m

£125

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Wed 20/5

19:45-21:15

Nonstop1h 30m

Bangkok Suvarnabhumi

Wed 27/5

06:05-07:10

Nonstop1h 05m

£128

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Tue 12/5

07:50-09:05

Nonstop1h 15m

Bangkok Suvarnabhumi

Thu 14/5

06:05-07:10

Nonstop1h 05m

£129

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Fri 1/5

15:30-16:55

Nonstop1h 25m

Bangkok Suvarnabhumi

Tue 5/5

06:05-07:10

Nonstop1h 05m

£162

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Thu 23/4

06:00-07:15

Nonstop1h 15m

Bangkok Suvarnabhumi

Wed 29/4

06:05-07:10

Nonstop1h 05m

£169

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Wed 19/8

18:55-20:25

Nonstop1h 30m

Bangkok Suvarnabhumi

Thu 27/8

06:05-07:10

Nonstop1h 05m

£198

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Sat 2/5

20:35-21:50

Nonstop1h 15m

Bangkok Suvarnabhumi

Fri 8/5

06:05-07:10

Nonstop1h 05m

£198

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Mon 18/5

09:15-14:05

1 stop4h 50m

Bangkok Suvarnabhumi

Mon 25/5

15:15-20:25

1 stop5h 10m

£201

Ko SamuiBangkok

USM - BKK

USMBKK

Ko Samui

Wed 30/9

15:25-20:45

1 stop5h 20m

Bangkok Suvarnabhumi

Thu 1/10

19:25-20:30

Nonstop1h 05m

£206

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Ko Samui to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Ko Samui 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 Ko Samui to Southeast Asia

What is the cheapest month to book a flight from Ko Samui to Southeast Asia?

Currently, January is the cheapest month in which you can book a flight from Ko Samui to Southeast Asia (average of £23). Flying from Ko Samui to Southeast Asia in July is currently the most expensive (average of £43). 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.

What is the cheapest time of day to fly from USM to YJX?

Find hourly flight availability from Ko Samui to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 April 2026.

It’s typically best to fly out from Ko Samui to Southeast Asia at midday. Doing so could potentially save you 62% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Ko Samui to Southeast Asia?

Use this chart to determine the cheapest time to fly return from Ko Samui to Southeast Asia. Price data was last updated on 4 April 2026.

Travellers seeking maximum savings on their Ko Samui to Southeast Asia flight should consider departing on Saturday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Ko Samui to Southeast Asia

Explore weekly flight availability from Ko Samui to Southeast Asia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 5 April 2026.

The most flights from USM to zzYJX are scheduled on a Saturday (348 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (317 on average).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 5 April 2026.
Read through reviews of airlines operating flights from Ko Samui to Southeast Asia, such as Bangkok Airways and Scoot. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Entertainment

6.3

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Boarding

8.1

Entertainment

6.3

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Boarding

8.1

Entertainment

6.3

Comfort

8.0

Crew

8.6

Food

7.3

Overall

8.1

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Related info for your journey

Find useful and relevant information for your journey from Ko Samui to Southeast Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Ko Samui to Southeast Asia?

    Most people fly from Ko Samui (USM) if they book a flight from Ko Samui to Southeast Asia. Ko Samui is conveniently located just 2.1 mi from Ko Samui’s city center.

  • How long is the flight from Ko Samui to Southeast Asia?

    Bangkok Airways can get you from Ko Samui to Southeast Asia in just under 1h 15m. Your travel time will be generally consistent. The distance between Ko Samui and Southeast Asia is about 290 mi. Generally, flights for this route are direct.

  • What are the cheapest airlines to fly from Ko Samui to Southeast Asia one-way?

    To fly one-way, consider booking your trip with Thai Lion Air, which is currently one of the cheapest options available, starting at £24. Bangkok Airways flights start at £58 while deals on Scoot start at £91 one-way.

  • What are the most reliable airlines from Ko Samui to Southeast Asia?

    Before booking your flight to Southeast Asia from Ko Samui, check out the most reliable airlines to get you to your destination on time: SWISS (94%), Air France (90%), KLM( 86%).

  • What are the cheapest flights from Ko Samui to Southeast Asia?

    Looking for the cheapest flight from Ko Samui to Southeast Asia? While on average our users pay £784, our data indicates the cheapest price to be £59. The most popular route (Ko Samui - Bangkok Suvarnabhumi), is priced around £91.

  • Can I find deals for flights from Ko Samui to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Ko Samui to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ko Samui to Southeast Asia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to Southeast Asia.

  • Can I find deals for business class flights from Ko Samui to Southeast Asia?

    Yes. Cheapflights offers flight deals from Ko Samui to Southeast Asia 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 Ko Samui to Southeast Asia?

    Currently, January is the cheapest month in which you can book a flight from Ko Samui to Southeast Asia (average of £23). Flying from Ko Samui to Southeast Asia in July is currently the most expensive (average of £43). 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

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Alternative routes for Ko Samui to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Ko Samui to Southeast Asia

Discover the top 2 airlines that operate flights from Ko Samui to Southeast Asia. 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 858,174 searches. Data last updated 5 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest£63Average£205FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
ScootCheapest£192Average£216FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights

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

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