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Ko Samui, Thailand — cheap flights destination
One-way and roundtrip flights from Bangkok27°Hot

Flights to Ko Samui in January 2027

🏖️Beach🏝️Island💑Romantic
DepartureFri, Jan 15± 15 days
One way from ฿2,727 · Roundtrip from ฿5,566.
View live deals
Top deals
Jan 18 → Feb 2฿5,566Jan 25 → Feb 2฿5,566Jan 23 → Feb 2฿5,566Jan 17 → Feb 2฿5,566Jan 14 → Feb 2฿5,566Jan 19 → Feb 2฿5,566Jan 26 → Feb 2฿5,566Jan 27 → Feb 2฿5,566Jan 22 → Feb 2฿5,683Jan 29 → Feb 2฿5,683
Flights and prices

How much are flights from Bangkok to Ko Samui?

Planning a trip to Ko Samui? Compare dates, airlines, flight times and direct options from Bangkok. 31 one-way fares from ฿2,727 · 585 roundtrips from ฿5,566. These results are for january 2027.

One way from
฿2,727
31 outbound-only options
Roundtrip from
฿5,566
585 complete trips
Typical roundtrip
฿8,607
Half cost less, half cost more
Flight options
585
Roundtrips available
Where
Depart
Depart
15d
Trip type
RETURN
Clear
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Best Deals

Roundtrip deals

585 fares · from ฿5,566

Outbound and return flights together in one total fare.

Show only roundtrip
Jan 18 → Feb 215 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 25 → Feb 28 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 23 → Feb 210 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 17 → Feb 216 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 14 → Feb 219 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 19 → Feb 214 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 26 → Feb 27 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 27 → Feb 26 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,566
฿7,600-27%
Save ฿2,034
Bangkok Airways
Cheapest of January 2027
Jan 22 → Feb 211 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
2 seats left
Jan 29 → Feb 24 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 16 → Feb 217 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 24 → Feb 29 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 21 → Feb 212 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 28 → Feb 25 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 12 → Feb 221 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 13 → Feb 220 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 20 → Feb 213 nights
06:00BKK → USM07:101h 10m · Direct
07:00USM → BKK08:151h 15m · Direct
฿5,683
฿7,600-25%
Save ฿1,917
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Jan 15 → Feb 218 nights
19:45BKK → USM21:201h 35m · Direct
07:00USM → BKK08:151h 15m · Direct
฿6,732
฿7,600-11%
Save ฿868
Bangkok Airways
Jan 8 → Jan 1911 nights
06:00BKK → USM07:101h 10m · Direct
07:55USM → BKK09:101h 15m · Direct
฿7,036
฿7,600-7%
Save ฿564
Bangkok Airways
Jan 9 → Jan 1910 nights
06:00BKK → USM07:101h 10m · Direct
07:55USM → BKK09:101h 15m · Direct
฿7,036
฿7,600-7%
Save ฿564
Bangkok Airways

One-way deals

31 fares · from ฿2,727

Outbound fare only — add a return separately if you need one.

Show only one way
fri · Jan 8One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
mon · Jan 18One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
mon · Jan 25One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
sat · Jan 23One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
sun · Jan 10One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
sun · Jan 17One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
thu · Jan 14One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
tue · Jan 19One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
tue · Jan 26One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
wed · Jan 27One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
wed · Jan 6One way
06:00BKK → USM07:101h 10m · Direct
฿2,727
฿3,477-22%
฿750 below average
Bangkok Airways
Cheapest of January 2027
fri · Jan 22One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027Down from ฿2,986 on Aug 24
1 seat left
fri · Jan 29One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
mon · Jan 11One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
sat · Jan 16One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
sat · Jan 9One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
sun · Jan 24One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
thu · Jan 21One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
thu · Jan 28One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
tue · Jan 12One way
06:00BKK → USM07:101h 10m · Direct
฿2,843
฿3,477-18%
฿634 below average
Bangkok Airways
Lowest 10% of January 2027
9 seats left
Load more deals

Filters

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Direct only means outbound non-stop for one ways and both flights non-stop for roundtrips.

Vibe
Weather
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Plan with confidence

Find the trip that fits

Compare prices, dates, airlines and travel time. Then choose the deal that feels right.

See the difference

January 2027 at a glance

Compare price, non-stop choice and travel time with other Ko Samui options.

Typical price difference

+20%

฿8,607 here compared with ฿7,178

Non-stop options

100%

+0 points compared with other flights

Typical flight time

1h 10m

— longer than the comparison

Roundtrip options

585

Trips ready to compare

Typical prices

What do Ko Samui roundtrips usually cost?

This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.

Half of the 585 prices fall inside the shaded band. This makes it easier to see whether the lowest fare is common or unusual.

Flexible dates

Cheapest departure dates for Ko Samui

Compare nearby dates to see where the better prices are. Always check the final price before booking.

฿11,589
Jan 1
฿11,589
Jan 2
฿11,604
Jan 3
฿11,725
Jan 4
฿11,588
Jan 5
฿8,548
Jan 6
฿10,144
Jan 7
฿8,543
Jan 8
฿7,827
Jan 9
฿7,470
Jan 10
฿7,587
Jan 11
฿7,460
Jan 12
฿7,460
Jan 13
฿7,343
Jan 14
฿8,509
Jan 15
฿7,587
Jan 16
฿7,827
Jan 17
฿8,543
Jan 18
฿8,548
Jan 19
฿8,665
Jan 20
฿8,665
Jan 21
฿8,665
Jan 22
฿8,546
Jan 23
฿8,665
Jan 24
฿8,548
Jan 25
฿8,548
Jan 26
฿8,607
Jan 27
฿8,724
Jan 28
฿8,724
Jan 29
฿11,725
Jan 30
฿8,724
Jan 31
Bars show the typical roundtrip fare for each choice.Lowest: Jan 14 from ฿5,566

Flexible timing

Compare Ko Samui by travel month

Open a month to compare its dates, prices and available flights.

January 2027฿5,566February 2027฿5,566March 2027฿5,566September 2026฿6,430October 2026฿4,958November 2026฿4,958December 2026฿5,566

Weather through the year

Typical temperatures in Ko Samui

Usual monthly temperatures can help you choose when to go. They are not a live forecast.

27°Jan
27°Feb
28°Mar
29°Apr
29°May
28°Jun
28°Jul
28°Aug
27°Sep
27°Oct
27°Nov
27°Dec
Typical monthly temperature range: 27°C to 29°C. Verify a live forecast near departure.

Useful trip facts

What to know about Ko Samui

Country
Thailand
Arrival code
USM
Typical annual temperature
28°C
Usual temperature, not a forecast
Trip styles
Beach, Island, Romantic
Bangkok departure airports
BKK
Airports represented in the current fare results
Arrival airports
USM
Airports represented in the current fare results
Typical outbound from Bangkok
1h 10m
Typical stay
12 nights

Why go

Why travelers consider Ko Samui

Thailand's coconut island paradise. Luxury resorts, palm-fringed beaches, and a laid-back vibe on the Gulf of Thailand's largest resort island.

Explore related searches

📍
All Ko Samui deals
📅
Cheapest months to fly to Ko Samui

Common questions about Ko Samui

What is the lowest available one-way fare for Ko Samui?
The lowest available one-way fare is ฿2,727. It is compared only with other one-way fares.
What is the lowest available roundtrip fare for Ko Samui?
The lowest available roundtrip fare is ฿5,566. Check the dates, baggage and final total before booking.
What is a typical fare for Ko Samui?
A typical fare is ฿8,607. Many available options sit between ฿7,470 and ฿8,760.
How many choices are available for Ko Samui?
Choose from 585 roundtrip flights across 1 destination in 1 country.
Are direct flights available for Ko Samui?
585 roundtrip flights are non-stop both ways. That is 100% of the current choices.
Which month has the lowest fares for Ko Samui?
Jan 2027 has the lowest available roundtrip fare, from ฿5,566.
What is the cheapest flight from Bangkok to Ko Samui?
The lowest currently observed flight from Bangkok to Ko Samui is ฿5,566. Confirm the final itinerary total and availability before booking.
When is the best time to fly from Bangkok to Ko Samui?
Based on current prices, January 2027 offers some of the best deals from Bangkok to Ko Samui. Check the month-by-month breakdown on this page for the cheapest times to fly.