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

Flights from Porto to Ko Samui usually depart from Porto (OPO) and arrive at Ko Samui (USM).

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

Yes. Being flexible with your travel dates can save you up to 37% on the Porto to Ko Samui route. Wednesday is the cheapest departure day at ฿32,962 return on average, while Friday is the most expensive at ฿51,840, a difference of ฿18,878. KAYAK's flexible dates feature shows options up to 3 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 Porto 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 Porto 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 ฿39,554 to ฿342,204. That means the highest observed fare was about 9x higher than the lowest one.

What is the time difference between Porto and Ko Samui?

Ko Samui is 6 hours ahead of Porto (Indochina Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.

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

Ko Samui Airport (USM) hosts 5 major car hire companies, with daily rates starting from around ฿452 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Enterprise Rent-A-Car • Hertz

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

Return flights from Porto to Ko Samui range from ฿40,943 to ฿51,847, with an average of ฿46,666 over the past 12 months. Anything below ฿40,943 counts as a good deal.

What is the cheapest airline to fly from Porto to Ko Samui?

เตอร์กิชแอร์ไลน์ (฿39,554) and สวิส อินเตอร์เนชั่นแนล แอร์ไลน์ (฿39,620) are the cheapest airlines to fly return from Porto to Ko Samui according to KAYAK data over the last 5 days.

฿39,554 CHEAP FLIGHTS from Porto to Ko Samui (OPO - USM)

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Cheapest return flight

฿39,554

Typical prices: ฿40,943-฿51,847

เตอร์กิชแอร์ไลน์

Tue 6/11Sat 10/11

OPO - USM • 2 stops

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Flight Deals

Cheap Flights from Porto to Ko Samui (OPO-USM)

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

Return

One-way

Recent return flight deals from Porto to Ko Samui

Fri 6 Nov - Tue 10 Nov

10:55 - 18:25OPO Porto-USM Ko Samui

24h 30m2 stops Istanbul Phuket City

16:30 - 15:25USM Ko Samui-OPO Porto

29h 55m2 stops Bangkok Suvarnabhumi Istanbul

฿39,554เตอร์กิชแอร์ไลน์

Mon 1 Feb - Tue 16 Feb

11:25 - 21:05OPO Porto-USM Ko Samui

26h 40m2 stops Zurich Singapore Changi

16:25 - 11:15USM Ko Samui-OPO Porto

25h 50m2 stops Singapore Changi Zurich

฿39,620สวิส อินเตอร์เนชั่นแนล แอร์ไลน์

Fri 6 Nov - Tue 10 Nov

16:25 - 18:25OPO Porto-USM Ko Samui

19h 00m2 stops Istanbul Phuket City

21:30 - 09:55USM Ko Samui-OPO Porto

43h 25m2 stops Bangkok Suvarnabhumi Istanbul

฿39,820เตอร์กิชแอร์ไลน์

Mon 1 Feb - Mon 22 Feb

11:25 - 21:05OPO Porto-USM Ko Samui

26h 40m2 stops Zurich Singapore Changi

16:25 - 11:15USM Ko Samui-OPO Porto

25h 50m2 stops Singapore Changi Zurich

฿39,953Multiple Airlines

Mon 1 Feb - Thu 18 Feb

16:10 - 10:35OPO Porto-USM Ko Samui

35h 25m2 stops Amsterdam Schiphol Bangkok Suvarnabhumi

13:25 - 15:25USM Ko Samui-OPO Porto

33h 00m2 stops Singapore Changi Amsterdam Schiphol

฿40,220Multiple Airlines

Wed 3 Feb - Wed 17 Feb

16:25 - 15:10OPO Porto-USM Ko Samui

39h 45m2 stops Istanbul Phuket City

13:25 - 09:55USM Ko Samui-OPO Porto

27h 30m2 stops Singapore Changi Istanbul

฿40,386Multiple Airlines

Mon 1 Feb - Wed 17 Feb

11:25 - 21:05OPO Porto-USM Ko Samui

26h 40m2 stops Zurich Singapore Changi

13:25 - 11:45USM Ko Samui-OPO Porto

29h 20m2 stops Singapore Changi Frankfurt am Main

฿40,719Multiple Airlines

Mon 1 Feb - Fri 19 Feb

16:10 - 10:35OPO Porto-USM Ko Samui

35h 25m2 stops Amsterdam Schiphol Bangkok Suvarnabhumi

11:40 - 10:35USM Ko Samui-OPO Porto

29h 55m2 stops Hong Kong Intl Paris Charles de Gaulle

฿41,718Multiple Airlines

Fri 6 Nov - Tue 10 Nov

16:25 - 18:25OPO Porto-USM Ko Samui

19h 00m2 stops Istanbul Phuket City

15:50 - 15:25USM Ko Samui-OPO Porto

30h 35m2 stops Phuket City Istanbul

฿42,684เตอร์กิชแอร์ไลน์

Fri 6 Nov - Tue 10 Nov

16:25 - 18:25OPO Porto-USM Ko Samui

19h 00m2 stops Istanbul Phuket City

16:30 - 15:25USM Ko Samui-OPO Porto

29h 55m2 stops Bangkok Suvarnabhumi Istanbul

฿42,783เตอร์กิชแอร์ไลน์

Booking Insights

Price, demand, and travel trends for Porto to Ko Samui flights

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

Prices

Airlines

How much is a return flight from Porto to Ko Samui?

Return flights from Porto to Ko Samui start at ฿39,554. Prices are below average for this route right now, with typical return fares ranging from ฿40,943 to ฿51,847. The lowest price found in the past 5 days was ฿39,554 on เตอร์กิชแอร์ไลน์.

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Cheapest flight	฿39,554

Flights from Porto to Ko Samui

When to book flights from Porto to Ko Samui

Are your dates flexible? Find out the best times to travel from Porto 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 Porto 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 Porto to Ko Samui flight?
Return flights from Porto to Ko Samui range from ฿40,943 to ฿51,847, with an average of ฿46,666 over the past 12 months. Anything below ฿40,943 counts as a good deal.
Have flight prices from Porto 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 ฿39,554 to ฿342,204. That means the highest observed fare was about 9x higher than the lowest one.
Which car hire options are available at Ko Samui Airport (USM)?
Ko Samui Airport (USM) hosts 5 major car hire companies, with daily rates starting from around ฿452 for economy cars. Top options include:
• Drive Car Rental
• Alamo
• Sixt
• Enterprise Rent-A-Car
• Hertz
Which airports can I use when flying from Porto to Ko Samui?
Flights from Porto to Ko Samui usually depart from Porto (OPO) and arrive at Ko Samui (USM).
Can I save money by using flexible dates for flights from Porto to Ko Samui?
Yes. Being flexible with your travel dates can save you up to 37% on the Porto to Ko Samui route. Wednesday is the cheapest departure day at ฿32,962 return on average, while Friday is the most expensive at ฿51,840, a difference of ฿18,878. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Porto and Ko Samui?
Ko Samui is 6 hours ahead of Porto (Indochina Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.
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 Wednesday departure instead of Friday. On this route, Wednesday flights average ฿32,962 – about ฿18,878 less than Friday (36% savings) 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
- Cosi Samui Chaweng Beach

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OPO - USM

฿39,554 Find Cheap Flights from Porto to Ko Samui – Compare and Save

Everything you should know

Cheap Flights from Porto to Ko Samui (OPO-USM)

Recent return flight deals from Porto to Ko Samui

Recent one-way flight deals from Porto to Ko Samui

Price, demand, and travel trends for Porto to Ko Samui flights

How much is a return flight from Porto to Ko Samui?

What is the cheapest airline to fly from Porto to Ko Samui?

Key details for Porto to Ko Samui flights

Cheapest flight

When to book flights from Porto to Ko Samui

Your Porto to Ko Samui flight questions, answered

Your guide to booking Porto to Ko Samui flights

More options for your flight from Porto to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Porto to Ko Samui

Flights from domestic origins to Ko Samui

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