Koh Samui to Surat Thani flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Koh Samui to Surat Thani is €117 with Bangkok Airways (checked on 19 Oct 2026).
Your next trip, last seen at €117
Lowest observedBangkok Airways · 1 stop · One wayWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €117, departing 17 Nov 2026 (Last checked: 19 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 6Check live prices for this route
- Airlines seen
- Bangkok Airways, Nok Air, Thai AirAsia, Thai Vietjet Air
- Typical journey time
- 8h 55m
About this route
Explore the fares we observed from Koh Samui to Surat Thani. Prices move often, so pick your dates to see the latest options.
- Route distance
- 94 km
- Typical journey time
- 8h 55m
- Seen on fares with a connection
- Bangkok Airways, Thai AirAsia, Thai Vietjet Air
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Samui International Airport (USM) → Koh Samui, city gazetteer reference point (9.5553, 100.0628): ≈ 1 km.
- Surat Thani Airport (URT) → Surat Thani, city gazetteer reference point (9.1382, 99.3217): ≈ 20 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Koh Samui to Surat Thani: Bangkok Airways, from €117 (checked 19 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Bangkok Airways | €117Nov 17, 2026 | 65 |
| Thai AirAsia | €120Nov 6, 2026 | 11 |
| Thai Vietjet Air | €126Nov 15, 2026 | 4 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Koh Samui to Surat Thani?
The lowest fare Routavio has observed is €117, found on 19 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Koh Samui to Surat Thani?
In our observations November 2026 is the cheapest month so far, at €117.
Are there direct flights from Koh Samui to Surat Thani?
Our data holds no non-stop flight from Koh Samui to Surat Thani. The fares on this page include at least one stop.
Which airlines fly from Koh Samui to Surat Thani?
Routavio has seen these carriers on the route: Bangkok Airways, Nok Air, Thai AirAsia, Thai Vietjet Air.
How long does the flight from Koh Samui to Surat Thani take?
Across the 83 fares Routavio observed, the average journey time is 9h 35m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Koh Samui to Surat Thani fares were non-stop?
None of the 89 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Koh Samui to Surat Thani?
Cheapest airline from Koh Samui to Surat Thani: Bangkok Airways, from €117 (checked 19 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.