Which airports can I use when flying from Phnom Penh to Ko Samui?

Flights from Phnom Penh to Ko Samui usually depart from Phnom Penh Techo Intl (KTI) and arrive at Ko Samui (USM).

Which airports do connecting flights from Phnom Penh to Ko Samui pass through?

Most connecting flights from Phnom Penh to Ko Samui pass through Bangkok Suvarnabhumi (BKK), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Phnom Penh to Ko Samui?

Yes. Flexible dates can save you up to 52% on flights from Phnom Penh to Ko Samui. Friday is the cheapest departure day at ฿11,647 return on average, while Sunday is the most expensive at ฿23,864, a difference of ฿12,216. KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Ko Samui?

Some of the most popular sights in Ko Samui are Chaweng Beach, Lamai Beach, and Maenam Beach. These are among the most viewed places in Ko Samui on KAYAK.

Do I need a passport to fly from Phnom Penh to Ko Samui?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Phnom Penh to Ko Samui changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿11,514 to ฿28,616. That means the highest observed fare was about 2x higher than the lowest one.

How are flight prices from Phnom Penh to Ko Samui looking right now?

One-way fares from Phnom Penh to Ko Samui are currently lower than usual. Average one-way flight prices are about ฿6,309, which is 31% below the typical average for this route.

Which car hire options are available at Ko Samui Airport (USM)?

Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around ฿427 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Enterprise Rent-A-Car • Thai Rent

How much should I expect to pay for a Phnom Penh to Ko Samui flight?

Return flights from Phnom Penh to Ko Samui range from ฿17,471 to ฿23,864, with an average of ฿19,978 over the past 12 months. Anything below ฿17,471 counts as a good deal.

Which airline is the cheapest to fly from Phnom Penh to Ko Samui?

Bangkok Airways (฿12,852) offered the cheapest return ticket from Phnom Penh to Ko Samui in the last 5 days.

What is the cheapest stopover airport when flying from Phnom Penh to Ko Samui?

Flights via Bangkok Suvarnabhumi (BKK) offer the most affordable fares, with an average return price of ฿16,314. Based on KAYAK data over the past 3 months.

When flying from Phnom Penh to Ko Samui, which airport offers the shortest stopover?

Bangkok Suvarnabhumi (BKK) had the shortest average connection time for Phnom Penh to Ko Samui stopovers at 3h 38m over the past 3 months.

Cheap Flights from Phnom Penh to Ko Samui | KAYAK

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Cheapest return flight

฿11,514

Typical prices: ฿17,471-฿23,864

Multiple Airlines

Wed 28/2Sun 11/3

KTI - USM • 1 stop

Cheapest one-way flight

฿5,288

Typical prices: ฿8,561-฿9,805

Multiple Airlines

Mon 5/11

KTI - USM • 1 stop

When to travel

May

Cheapest • 19% price drop

July

Most popular

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Flight Deals

Cheap Flights from Phnom Penh to Ko Samui (KTI-USM)

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Recent return flight deals from Phnom Penh to Ko Samui

Sun 28 Feb - Thu 11 Mar

19:55 - 07:10KTI Phnom Penh Techo Intl-USM Ko Samui

11h 15m1 stop Bangkok Suvarnabhumi

07:00 - 19:00USM Ko Samui-KTI Phnom Penh Techo Intl

12h 00m1 stop Bangkok Suvarnabhumi

฿11,514Multiple Airlines

Fri 26 Feb - Thu 11 Mar

19:55 - 07:10KTI Phnom Penh Techo Intl-USM Ko Samui

11h 15m1 stop Bangkok Suvarnabhumi

07:00 - 14:20USM Ko Samui-KTI Phnom Penh Techo Intl

7h 20m1 stop Bangkok Suvarnabhumi

฿11,580Multiple Airlines

Sun 28 Feb - Fri 12 Mar

19:55 - 07:10KTI Phnom Penh Techo Intl-USM Ko Samui

11h 15m1 stop Bangkok Suvarnabhumi

07:00 - 19:00USM Ko Samui-KTI Phnom Penh Techo Intl

12h 00m1 stop Bangkok Suvarnabhumi

฿11,815Multiple Airlines

Wed 25 Nov - Wed 2 Dec

19:55 - 07:10KTI Phnom Penh Techo Intl-USM Ko Samui

11h 15m1 stop Bangkok Suvarnabhumi

08:40 - 09:45USM Ko Samui-KTI Phnom Penh Techo Intl

25h 05m1 stop Bangkok Suvarnabhumi

฿12,049Multiple Airlines

Mon 1 Mar - Thu 11 Mar

20:15 - 07:10KTI Phnom Penh Techo Intl-USM Ko Samui

10h 55m1 stop Bangkok Suvarnabhumi

07:00 - 19:25USM Ko Samui-KTI Phnom Penh Techo Intl

12h 25m1 stop Bangkok Suvarnabhumi

฿12,852Bangkok Airways

Fri 5 Mar - Thu 11 Mar

20:15 - 07:10KTI Phnom Penh Techo Intl-USM Ko Samui

10h 55m1 stop Bangkok Suvarnabhumi

07:00 - 19:25USM Ko Samui-KTI Phnom Penh Techo Intl

12h 25m1 stop Bangkok Suvarnabhumi

฿12,886Bangkok Airways

Sun 8 Nov - Thu 12 Nov

19:35 - 07:10KTI Phnom Penh Techo Intl-USM Ko Samui

11h 35m1 stop Bangkok Suvarnabhumi

07:00 - 18:55USM Ko Samui-KTI Phnom Penh Techo Intl

11h 55m1 stop Bangkok Suvarnabhumi

฿12,919Bangkok Airways

Sun 28 Feb - Fri 12 Mar

15:05 - 20:30KTI Phnom Penh Techo Intl-USM Ko Samui

5h 25m1 stop Bangkok Don Mueang Intl

08:50 - 14:20USM Ko Samui-KTI Phnom Penh Techo Intl

29h 30m2 stops Chiang Mai Bangkok Don Mueang Intl

฿13,522Multiple Airlines

Sun 8 Nov - Thu 12 Nov

09:40 - 18:25KTI Phnom Penh Techo Intl-USM Ko Samui

8h 45m2 stops Bangkok Suvarnabhumi Phuket City

06:45 - 14:20USM Ko Samui-KTI Phnom Penh Techo Intl

7h 35m1 stop Bangkok Don Mueang Intl

฿14,626Multiple Airlines

Thu 25 Feb - Thu 11 Mar

15:05 - 20:30KTI Phnom Penh Techo Intl-USM Ko Samui

5h 25m1 stop Bangkok Don Mueang Intl

07:00 - 19:25USM Ko Samui-KTI Phnom Penh Techo Intl

12h 25m1 stop Bangkok Suvarnabhumi

฿14,660Multiple Airlines

Booking Insights

Price, demand, and travel trends for Phnom Penh to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Airlines

Stopovers

Which airline is the cheapest to fly from Phnom Penh to Ko Samui?: Bangkok Airways (฿12,852) offered the cheapest return ticket from Phnom Penh to Ko Samui in the last 5 days.

Find deals

Low season	January
High season	July
Cheapest flight	฿5,288

One-way flight from Phnom Penh to Ko Samui

When to book flights from Phnom Penh to Ko Samui

Are your dates flexible? Find out the best times to travel from Phnom Penh to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Phnom Penh to Ko Samui?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How much should I expect to pay for a Phnom Penh to Ko Samui flight?
Return flights from Phnom Penh to Ko Samui range from ฿17,471 to ฿23,864, with an average of ฿19,978 over the past 12 months. Anything below ฿17,471 counts as a good deal.
Have flight prices from Phnom Penh to Ko Samui changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿11,514 to ฿28,616. That means the highest observed fare was about 2x higher than the lowest one.
How are flight prices from Phnom Penh to Ko Samui looking right now?
One-way fares from Phnom Penh to Ko Samui are currently lower than usual. Average one-way flight prices are about ฿6,309, which is 31% below the typical average for this route.
Which car hire options are available at Ko Samui Airport (USM)?
Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around ฿427 for economy cars. Top options include:

• Drive Car Rental
• Alamo
• Sixt
• Enterprise Rent-A-Car
• Thai Rent
Which airports can I use when flying from Phnom Penh to Ko Samui?
Flights from Phnom Penh to Ko Samui usually depart from Phnom Penh Techo Intl (KTI) and arrive at Ko Samui (USM).
Which airports do connecting flights from Phnom Penh to Ko Samui pass through?
Most connecting flights from Phnom Penh to Ko Samui pass through Bangkok Suvarnabhumi (BKK), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Phnom Penh to Ko Samui?
Yes. Flexible dates can save you up to 52% on flights from Phnom Penh to Ko Samui. Friday is the cheapest departure day at ฿11,647 return on average, while Sunday is the most expensive at ฿23,864, a difference of ฿12,216.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Ko Samui?
Some of the most popular sights in Ko Samui are Chaweng Beach, Lamai Beach, and Maenam Beach. These are among the most viewed places in Ko Samui on KAYAK.

If your dates are flexible, aim for a Friday departure and avoid flying on Sunday. On this route, Friday flights average ฿11,647, about ฿12,216 less than Sunday fares (51% savings) based on the last 12 months.
If you can choose when to travel, plan your Phnom Penh to Ko Samui trip for May. Fares historically average ฿16,266 return in that month – typically ฿8,401 less than the most expensive month, which is March (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.

• Ozo Chaweng Samui - Sha Extra Plus
• Melia Koh Samui
• Homm Chura Samui

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KTI - USM

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Cheap Flights from Phnom Penh to Ko Samui (KTI-USM)

Recent return flight deals from Phnom Penh to Ko Samui

Recent one-way flight deals from Phnom Penh to Ko Samui

Price, demand, and travel trends for Phnom Penh to Ko Samui flights

Which airline is the cheapest to fly from Phnom Penh to Ko Samui?

What is the cheapest stopover airport when flying from Phnom Penh to Ko Samui?

When flying from Phnom Penh to Ko Samui, which airport offers the shortest stopover?

Key details for Phnom Penh to Ko Samui flights

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