Bangkok to Ko Samui flight deals
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. 200 one-way fares from ฿2,434 · 3,777 roundtrips from ฿4,981.
- One way from
- ฿2,434
- 200 outbound-only options
- Roundtrip from
- ฿4,981
- 3,777 complete trips
- Typical roundtrip
- ฿7,353
- Half cost less, half cost more
- Flight options
- 3,777
- Roundtrips available
Saved searches
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Best Deals
Roundtrip deals
3,777 fares · from ฿4,981
Outbound and return flights together in one total fare.
Departure monthNovember 2026
Ko Samui
Weather27°HotTypical roundtrip฿7,744Cheapest roundtrip฿4,981฿7,744−36%Nov 7 → Nov 10Save ฿2,763
November 2026
Ko Samui
Departure monthOctober 2026
Ko Samui
Weather27°HotTypical roundtrip฿7,744Cheapest roundtrip฿4,981฿7,744−36%Oct 30 → Nov 8Save ฿2,763
October 2026
Ko Samui
Departure monthDecember 2026
Ko Samui
Weather27°HotTypical roundtrip฿7,744Cheapest roundtrip฿5,592฿7,744−28%Dec 1 → Dec 5Save ฿2,152
December 2026
Ko Samui
Departure monthFebruary 2027
Ko Samui
Weather27°HotTypical roundtrip฿7,744Cheapest roundtrip฿5,592฿7,744−28%Feb 16 → Mar 2Save ฿2,152
February 2027
Ko Samui
Departure monthMarch 2027
Ko Samui
Weather28°HotTypical roundtrip฿7,744Cheapest roundtrip฿5,592฿7,744−28%Mar 12 → Mar 15Save ฿2,152
March 2027
Ko Samui
Departure monthSeptember 2026
Ko Samui
Weather27°HotTypical roundtrip฿7,744Cheapest roundtrip฿6,460฿7,744−17%Sep 27 → Oct 18Save ฿1,284
September 2026
Ko Samui
Departure monthJanuary 2027
Ko Samui
Weather27°HotTypical roundtrip฿7,744Cheapest roundtrip฿7,060฿7,744−9%Jan 10 → Jan 20Save ฿684
January 2027
Ko Samui
One-way deals
200 fares · from ฿2,434
Outbound fare only — add a return separately if you need one.
Departure monthNovember 2026
Ko Samui
Weather27°HotTypical one way฿3,555Cheapest one-way fare฿2,434฿3,555−32%Nov 13Save ฿1,121
November 2026
Ko Samui
Departure monthOctober 2026
Ko Samui
Weather27°HotTypical one way฿3,555Cheapest one-way fare฿2,434฿3,555−32%Oct 30Save ฿1,121
October 2026
Ko Samui
Departure monthJanuary 2027
Ko Samui
Weather27°HotTypical one way฿3,555Cheapest one-way fare฿2,730฿3,555−23%Jan 10Save ฿825
January 2027
Ko Samui
Departure monthDecember 2026
Ko Samui
Weather27°HotTypical one way฿3,555Cheapest one-way fare฿2,739฿3,555−23%Dec 1Save ฿816
December 2026
Ko Samui
Departure monthFebruary 2027
Ko Samui
Weather27°HotTypical one way฿3,555Cheapest one-way fare฿2,739฿3,555−23%Feb 22Save ฿816
February 2027
Ko Samui
Departure monthMarch 2027
Ko Samui
Weather28°HotTypical one way฿3,555Cheapest one-way fare฿2,739฿3,555−23%Mar 12Save ฿816
March 2027
Ko Samui
Departure monthSeptember 2026
Ko Samui
Weather27°HotTypical one way฿3,555Cheapest one-way fare฿3,866Sep 15
September 2026
Ko Samui
Plan with confidence
Find the trip that fits
Compare prices, dates, airlines and travel time. Then choose the deal that feels right.
Typical prices
What do Ko Samui roundtrips usually cost?
This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.
Best time to fly
How prices change by month
Compare the lowest and typical roundtrip fare for each month.
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 | ฿4,981 | ฿5,700–฿9,183 | 3,777 | 100% |
| 2Thai Lion Air | ฿7,061 | — | 2 | — |
| 3Thai VietJet Air | ฿9,328 | — | 2 | — |
Stops and connections
How stops affect price for Ko Samui
Stop counts cover both directions. Compare the time and inconvenience of a connection with the possible saving.
| Comparison | Lowest | Typical range | Results | Non-stop |
|---|---|---|---|---|
| 1Nonstop | ฿4,981 | ฿5,700–฿9,183 | 3,773 | 100% |
| 2One Stop Total | ฿7,061 | — | 2 | — |
| 3Two Plus Stops Total | ฿9,328 | — | 2 | — |
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.
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, DMK
- 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.