Typical price difference
+91%฿10,874 here compared with ฿5,687
One-way and roundtrip flights from Bangkok28°Hot
Flights to Ko Samui in August 2026
🏖️Beach🏝️Island💑Romantic
DepartureSat, Aug 15± 15 days
- Lowest fare
- ฿2,729 Aug 16
- Roundtrip from
- ฿6,384
- Typical roundtrip
- ฿10,874
Top deals
Flights and prices
Ko Samui: prices, dates and useful details
Planning a trip to Ko Samui? Compare dates, airlines, flight times and direct options from Bangkok. 31 one-way fares from ฿2,729 · 585 roundtrips from ฿6,384. These results are for august 2026.
- One way from
- ฿2,729
- 31 outbound-only options
- Roundtrip from
- ฿6,384
- 585 complete trips
- Typical roundtrip
- ฿10,874
- Half cost less, half cost more
- Flight options
- 585
- Roundtrips available
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Daily prices to Ko Samui15 days around August 15, 2026
AvgMinp25–p75
Cheapest
฿2,729
Aug 16
Global average
฿3,440
All travel dates
August avg
฿5,010
Selected month
Sort bySort by
Best Deals
Trip datesFlight itineraryTotal fareView
sun · Aug 16One way
Departuresun · Aug 16
One way2026
06:05BKK → USM07:101h 5m · Direct
Outbound06:05BKK07:10USM1h 5mDirect
Operated by
Bangkok Airways
Bangkok Airways฿2,729
฿3,440-21%
฿711 below average
Bangkok AirwaysOne-way fare฿2,729฿3,440−21%Save ฿711View deal
Cheapest of August 2026
sun · Aug 30One way
Departuresun · Aug 30
One way2026
06:40BKK → USM07:451h 5m · Direct
Outbound06:40BKK07:45USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿3,542
Bangkok AirwaysCurrent fare
One-way fare฿3,542Current fareView deal
thu · Aug 27One way
Departurethu · Aug 27
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,017
Bangkok AirwaysCurrent fare
One-way fare฿4,017Current fareView deal
2 seats left
sun · Aug 2One way
Departuresun · Aug 2
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,026
Bangkok AirwaysCurrent fare
One-way fare฿4,026Current fareView deal
tue · Aug 18One way
Departuretue · Aug 18
One way2026
17:45BKK → USM18:451h · Direct
Outbound17:45BKK18:45USM1hDirect
Operated byBangkok Airways
Bangkok Airways฿4,026
Bangkok AirwaysCurrent fare
One-way fare฿4,026Current fareView deal
wed · Aug 26One way
Departurewed · Aug 26
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,121
Bangkok AirwaysCurrent fare
One-way fare฿4,121Current fareView deal
sat · Aug 29One way
Departuresat · Aug 29
One way2026
06:25BKK → USM07:301h 5m · Direct
Outbound06:25BKK07:30USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿4,323
Bangkok AirwaysCurrent fare
One-way fare฿4,323Current fareView deal
1 seat left
mon · Aug 24One way
Departuremon · Aug 24
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,428
Bangkok AirwaysCurrent fare
One-way fare฿4,428Current fareView deal
fri · Aug 21One way
Departurefri · Aug 21
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,506
Bangkok AirwaysCurrent fare
One-way fare฿4,506Current fareView deal
tue · Aug 25One way
Departuretue · Aug 25
One way2026
06:30BKK → USM07:351h 5m · Direct
Outbound06:30BKK07:35USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿4,506
Bangkok AirwaysCurrent fare
One-way fare฿4,506Current fareView deal
fri · Aug 28One way
Departurefri · Aug 28
One way2026
07:30BKK → USM08:351h 5m · Direct
Outbound07:30BKK08:35USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿4,629
Bangkok AirwaysCurrent fare
One-way fare฿4,629Current fareView deal
9 seats left
sun · Aug 23One way
Departuresun · Aug 23
One way2026
06:30BKK → USM07:351h 5m · Direct
Outbound06:30BKK07:35USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿4,629
Bangkok AirwaysCurrent fare
One-way fare฿4,629Current fareView deal
7 seats left
sat · Aug 1One way
Departuresat · Aug 1
One way2026
05:15BKK → USM06:451h 30m · Direct
Outbound05:15BKK06:45USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,826
Bangkok AirwaysCurrent fare
One-way fare฿4,826Current fareView deal
fri · Jul 31One way
Departurefri · Jul 31
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,861
Bangkok AirwaysCurrent fare
One-way fare฿4,861Current fareView deal
sat · Aug 22One way
Departuresat · Aug 22
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿4,986
Bangkok AirwaysCurrent fare
One-way fare฿4,986Current fareView deal
4 seats left
wed · Aug 5One way
Departurewed · Aug 5
One way2026
05:30BKK → USM07:001h 30m · Direct
Outbound05:30BKK07:00USM1h 30mDirect
Operated byBangkok Airways
Bangkok Airways฿5,068
Bangkok AirwaysCurrent fare
One-way fare฿5,068Current fareView deal
wed · Aug 19One way
Departurewed · Aug 19
One way2026
06:30BKK → USM07:351h 5m · Direct
Outbound06:30BKK07:35USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿5,166
Bangkok AirwaysCurrent fare
One-way fare฿5,166Current fareView deal
fri · Aug 7One way
Departurefri · Aug 7
One way2026
06:25BKK → USM07:301h 5m · Direct
Outbound06:25BKK07:30USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿5,656
Bangkok AirwaysCurrent fare
One-way fare฿5,656Current fareView deal
mon · Aug 10One way
Departuremon · Aug 10
One way2026
06:25BKK → USM07:501h 25m · Direct
Outbound06:25BKK07:50USM1h 25mDirect
Operated byBangkok Airways
Bangkok Airways฿5,656
Bangkok AirwaysCurrent fare
One-way fare฿5,656Current fareView deal
sat · Aug 8One way
Departuresat · Aug 8
One way2026
19:40BKK → USM20:451h 5m · Direct
Outbound19:40BKK20:45USM1h 5mDirect
Operated byBangkok Airways
Bangkok Airways฿5,732
Bangkok AirwaysCurrent fare
One-way fare฿5,732Current fareView deal
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
August 2026 at a glance
Compare price, non-stop choice and travel time with other Ko Samui options.
Non-stop options
75%-20 points compared with other flights
Typical flight time
1h 5m0h 5m shorter than the comparison
Roundtrip options
585Trips 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.
Lowest฿6,384
Typical low฿9,436
Typical฿10,874
Typical high฿11,562
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.
฿10,694
Aug 1
฿11,608
Aug 2
฿11,549
Aug 3
฿11,605
Aug 4
฿10,901
Aug 5
฿11,562
Aug 6
฿11,485
Aug 7
฿11,562
Aug 8
฿11,562
Aug 9
฿11,562
Aug 10
฿11,605
Aug 11
฿11,485
Aug 12
฿11,643
Aug 13
฿11,585
Aug 14
฿11,605
Aug 15
฿8,598
Aug 16
฿11,549
Aug 17
฿9,859
Aug 18
฿10,843
Aug 19
฿11,507
Aug 20
฿10,280
Aug 21
฿10,220
Aug 22
฿9,853
Aug 23
฿9,606
Aug 24
฿9,492
Aug 25
฿9,050
Aug 26
฿8,947
Aug 27
฿9,436
Aug 28
฿9,068
Aug 29
฿8,111
Aug 30
฿8,438
Aug 31
Flexible timing
Compare Ko Samui by travel month
Open a month to compare its dates, prices and available flights.
Airline comparison
Which airlines show the lowest Ko Samui fares?
Some trips combine airlines, so check both flights before you book.
| Comparison | Lowest | Typical range | Results | Non-stop |
|---|---|---|---|---|
| 1Bangkok Airways | ฿6,384 | ฿9,436–฿11,562 | 585 | 75% |
| 2Thai VietJet Air | ฿7,164 | ฿9,160–฿12,228 | 137 | 0% |
| 3Thai Lion Air | ฿9,735 | — | 8 | — |
| 4Thai AirAsia | ฿13,212 | — | 4 | — |
| 5Nok Air | ฿13,915 | — | 1 | — |
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
Useful trip facts
What to know about Ko Samui
- Country
- Thailand
- Arrival code
- USM
- Typical annual temperature
- 28°C
- Trip styles
- Beach, Island, Romantic
- Typical outbound from Bangkok
- 1h 5m
- Typical stay
- 12 nights
Usual temperature, not a forecast
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
Common questions about Ko Samui
What is the lowest available one-way fare for Ko Samui?
The lowest available one-way fare is ฿2,729. 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 ฿6,384. Check the dates, baggage and final total before booking.
What is a typical fare for Ko Samui?
A typical fare is ฿10,874. Many available options sit between ฿9,436 and ฿11,562.
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?
437 roundtrip flights are non-stop both ways. That is 75% of the current choices.
Which month has the lowest fares for Ko Samui?
Aug 2026 has the lowest available roundtrip fare, from ฿6,384.
When is the best time to fly from Bangkok to Ko Samui?
Based on current prices, August 2026 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.
Are there direct flights from Bangkok to Ko Samui?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Ko Samui.