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Ko Samui

$73+ Cheap flights from Southeast Asia to Ko Samui (USM)

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — USM
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Find flight deals from Southeast Asia to Ko Samui

Cheapest flights from Southeast Asia to Ko Samui
Explore the most affordable flight options available from Southeast Asia to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:00 amBKK - USM
Nonstop1h 10mBangkok Airways
Tue 11/187:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 10/15$144
This Bangkok Airways deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:10 amBKK - USM
Nonstop1h 35mBangkok Airways
Wed 11/197:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 10/15$149
This Bangkok Airways deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:20 pmBKK - USM
Nonstop1h 35mBangkok Airways
Fri 11/216:35 pmUSM - BKK
Nonstop1h 35mBangkok Airways
Deal found 10/16$158
This Bangkok Airways deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:40 pmBKK - USM
Nonstop1h 10mBangkok Airways
Fri 1/27:35 pmUSM - BKK
Nonstop1h 35mBangkok Airways
Deal found 10/16$159
This Bangkok Airways deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:10 amBKK - USM
Nonstop1h 35mBangkok Airways
Tue 11/187:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 10/14$162
This Bangkok Airways deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:10 amBKK - USM
Nonstop1h 35mBangkok Airways
Sat 11/228:30 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 10/16$172
This Bangkok Airways deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:25 amBKK - USM
Nonstop1h 10mBangkok Airways
Wed 1/217:15 amUSM - BKK
Nonstop1h 35mBangkok Airways
Deal found 10/16$173
This Bangkok Airways deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 amBKK - USM
Nonstop1h 10mBangkok Airways
Wed 11/197:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 10/15$176
This Bangkok Airways deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:10 amBKK - USM
Nonstop1h 35mBangkok Airways
Tue 11/187:00 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 10/14$177
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:00 amBKK - USM
Nonstop1h 10mBangkok Airways
Tue 12/28:30 amUSM - BKK
Nonstop1h 15mBangkok Airways
Deal found 10/15$179
This Mytrip deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:00 amBKK - USM
Nonstop1h 10mMultiple Airlines
Sat 11/223:50 pmUSM - BKK
1 stop7h 55mMultiple Airlines
Deal found 10/16$181
This Booking.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:30 pmHKT - USM
Nonstop0h 55mBangkok Airways
Sun 11/233:50 pmUSM - HKT
Nonstop1h 00mBangkok Airways
Deal found 10/15$184

Cheap flight deals from Southeast Asia to Ko Samui

Keep the following information in mind while searching for Southeast Asia to Ko Samui flight deals. Data was last updated October 16, 2025.

Round-trip from

$144
(Kiwi.com)

One-way from

$73
(Booking.com)
From Southeast Asia to Ko Samui
Search Deals
One-way flight from Southeast Asia to Ko Samui
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Southeast Asia to Ko Samui 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 2,558,603 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Southeast Asia to Ko Samui that are best for you.

Fly from

Southeast Asia

Fly to

Ko Samui

Route

Depart

Return

Price

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Sat 11/15

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

Sun 11/16

2:30 pm-4:05 pm

Nonstop1h 35m

$149

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Mon 1/12

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

Mon 1/19

12:40 pm-2:00 pm

Nonstop1h 20m

$149

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Sat 11/15

7:00 am-8:10 am

Nonstop1h 10m

Ko Samui

Tue 11/25

7:00 am-8:15 am

Nonstop1h 15m

$162

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Tue 11/11

6:10 am-7:45 am

Nonstop1h 35m

Ko Samui

Tue 11/18

7:00 am-8:15 am

Nonstop1h 15m

$163

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Sat 11/8

6:20 am-7:30 am

Nonstop1h 10m

Ko Samui

Tue 11/18

7:00 am-8:15 am

Nonstop1h 15m

$176

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Fri 11/14

7:00 am-8:10 am

Nonstop1h 10m

Ko Samui

Thu 11/20

7:00 am-8:15 am

Nonstop1h 15m

$176

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Thu 11/27

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

Tue 12/2

8:30 am-9:45 am

Nonstop1h 15m

$176

Phuket CityKo Samui

HKT - USM

HKTUSM

Phuket City

Sun 3/15

12:55 pm-1:50 pm

Nonstop0h 55m

Ko Samui

Tue 3/17

7:00 pm-8:00 pm

Nonstop1h 00m

$184

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Thu 11/13

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

Sun 11/16

8:30 am-9:45 am

Nonstop1h 15m

$187

BangkokKo Samui

BKK - USM

BKKUSM

Bangkok Suvarnabhumi

Tue 11/25

6:00 am-7:10 am

Nonstop1h 10m

Ko Samui

Sat 11/29

7:55 am-9:10 am

Nonstop1h 15m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/16

Showing 1-10 of 60 results
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Best time to book a flight from Southeast Asia to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Southeast Asia with our price prediction graph.
Estimated round-trip 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 Southeast Asia to Ko Samui

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

Currently, June is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of $20). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of $53). 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 YJX to USM?

Find hourly flight availability from Southeast Asia to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

One of the essential ways to save on airfare from Southeast Asia to Ko Samui is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 12% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Southeast Asia to Ko Samui. Price data was last updated on October 12, 2025.

Travelers seeking maximum savings on their Southeast Asia to Ko Samui flight should consider departing on Monday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Southeast Asia to Ko Samui

Explore weekly flight availability from Southeast Asia to Ko Samui. 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 October 16, 2025.

The most flights from zzYJX to USM are scheduled on a Thursday (299 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (210 on average).

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. 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 Ko Samui. Reviews last updated October 16, 2025.
Read reviews from past customers who have flown Bangkok Airways and Scoot from Southeast Asia to Ko Samui. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.0
Very good
114 reviews

Food

7.2

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.0

Entertainment

6.1

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Bangkok Airways
8.0
Very good
114 reviews
Bangkok Airways
8.0
Very good
114 reviews

Food

7.2

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.0

Entertainment

6.1

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Scoot
6.7
Okay
308 reviews
Bangkok Airways
8.0
Very good
114 reviews

Food

7.2

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.0

Entertainment

6.1

Reviews

1 / 7
10.0
Excellent

Douglas,May 2025

USM - HKG

Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia to Ko Samui. 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 into for flights to Ko Samui from Southeast Asia?

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

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

    Airlines like Bangkok Airways and Scoot fly from Southeast Asia to Ko Samui in about 1h 10m. The time it takes to get you to your destination can typically vary by up to 20h 40m. Airlines will cover a distance of 290 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Southeast Asia to Ko Samui?

    While some choose either Singapore Changi - Ko Samui or Kuala Lumpur Intl - Ko Samui, Bangkok Suvarnabhumi - Ko Samui is the most popular route from Southeast Asia to Ko Samui.

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

    The top 3 most reliable airlines when flying from Southeast Asia to Ko Samui are Etihad Airways (93%), Emirates (91%) and Air France (87%).

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

    Looking at all options, your cheapest flight can be booked for $69. While the most popular route (Bangkok Suvarnabhumi - Ko Samui) can be booked for $144 on average, our data indicates $248 when flying from Southeast Asia to Ko Samui.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Southeast Asia to Ko Samui (average of $20). Flying from Southeast Asia to Ko Samui in December is currently the most expensive (average of $53). 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

Traveling 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southeast Asia to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Suvarnabhumi flights
Haneda to Suvarnabhumi flights
Dhaka to Suvarnabhumi flights
Narita to Suvarnabhumi flights
Hong Kong to Suvarnabhumi flights
Suvarnabhumi to Chiang Mai flights
Taiwan Taoyuan Intl to Suvarnabhumi flights
Hongqiao Intl to Suvarnabhumi flights
Gimpo Intl to Suvarnabhumi flights
Kuala Lumpur Intl to Suvarnabhumi flights
Hong Kong to Phuket City flights
Denpasar to Phuket City flights
Pu Dong to Suvarnabhumi flights
Incheon Intl to Chiang Mai flights
Lahore to Suvarnabhumi flights
Suvarnabhumi to Phuket City flights
Kathmandu to Suvarnabhumi flights
Kansai Intl to Suvarnabhumi flights
Don Mueang Intl to Krabi flights
Colombo to Suvarnabhumi flights
Don Mueang Intl to Chiang Mai flights
Suvarnabhumi to Udon Thani flights
Taiwan Taoyuan Intl to Don Mueang Intl flights
Hongqiao Intl to Phuket City flights
Kaohsiung City to Suvarnabhumi flights
Singapore to Suvarnabhumi flights
Suvarnabhumi to Ko Samui flights
Don Mueang Intl to Phuket City flights
Ahmedabad to Suvarnabhumi flights
Mumbai to Suvarnabhumi flights
Phnom Penh to Suvarnabhumi flights
Incheon Intl to Phuket City flights
Guangzhou to Suvarnabhumi flights
Angeles City to Suvarnabhumi flights
Karachi to Suvarnabhumi flights
Taiwan Taoyuan Intl to Chiang Mai flights
Pu Dong to Phuket City flights
Fukuoka to Suvarnabhumi flights
Yangon to Suvarnabhumi flights
New Delhi to Suvarnabhumi flights
Tbilisi to Suvarnabhumi flights
Tashkent to Suvarnabhumi flights
Singapore to Don Mueang Intl flights
Okinawa to Suvarnabhumi flights
Chiang Rai to Suvarnabhumi flights
Narita to Phuket City flights
Chubu Centrair Intl to Suvarnabhumi flights

Top 4 airlines flying from Southeast Asia to Ko Samui

Discover the top 4 airlines that operate flights from Southeast Asia to Ko Samui. 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 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Thai Vietjet AirCheapest$56Average$136FlexibilityNo cancel feeOn-timeN/A
Thai Lion AirCheapest$96Average$140FlexibilityNo cancel feeOn-timeN/A
Bangkok AirwaysCheapest$135Average$380FlexibilityNo cancel feeOn-time74%
ScootCheapest$265Average$345FlexibilityNo cancel feeOn-timeN/A

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