How much does a flight from Chiang Mai to Na Thon (Ko Samui Island) cost?

Based on 20 offers analyzed, Chiang Mai to Na Thon (Ko Samui Island) flights range from EUR 121 to EUR 393, with a median price of EUR 132. Prices vary by travel date, booking timing, and airline. Search for current prices at https://letsfg.co/en/flights/cnx-usm

What hidden fees should I expect on Chiang Mai to Na Thon (Ko Samui Island) flights?

Ancillary fees add an average of EUR 82 to the base fare on Chiang Mai–Na Thon (Ko Samui Island) flights — 61% of the base fare. FD charges the most (EUR 800) while TG charges the least (EUR 0). See itemized fees at https://letsfg.co/en/flights/cnx-usm

Which airline is cheapest on Chiang Mai to Na Thon (Ko Samui Island) including all fees?

FD has the lowest median fare on Chiang Mai–Na Thon (Ko Samui Island) at EUR 121 (median across 1 offers in October 2026). Check current prices at https://letsfg.co/en/flights/cnx-usm

Which booking site has the cheapest CNX–USM flights?

It depends on your dates — no single site is always cheapest. LetsFG searched 3 sources at once (direct airlines, travel agencies and meta-search) in October 2026; the lowest median was EUR 128, and prices spanned EUR 8 from cheapest to most expensive source. Run a live search and we surface the lowest, wherever it is, at https://letsfg.co/en/flights/cnx-usm

Why do prices vary so much on Chiang Mai to Na Thon (Ko Samui Island) routes?

Chiang Mai–Na Thon (Ko Samui Island) prices span EUR 121–EUR 393 because 6 airlines with different pricing models compete on the route. Budget carriers median EUR 124; full-service carriers median EUR 203. Ancillary fees add EUR 0–EUR 800 depending on carrier. Find where your trip lands at https://letsfg.co/en/flights/cnx-usm

Flights Chiang Mai → Na Thon (Ko Samui Island)

As of October 2026, economy flights from Chiang Mai to Na Thon (Ko Samui Island) have a typical range EUR 127–154, median EUR 132. Full range across all 20 offers: EUR 121–393. We found 35% of 20 offers from budget carriers (around EUR 128) and 65% from full-service carriers (around EUR 132).

20 offersavg EUR 82 in feesFresh · October 2026

Search Chiang Mai → Na Thon (Ko Samui Island) — see your price →

Preview snapshot — prices change. Search for live results.

Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →

Two fare clusters detected: budget fares around 135 and premium fares around 379

Best offers by airline: Chiang Mai → Na Thon (Ko Samui Island)

Based on 20 offers · October 2026. Prices and availability change — run a live search to confirm.

Thai AirAsiaEUR 121

8h 15mMin 1 stopNight (21–00)

Carry-on: EUR 200Checked: EUR 500

Non-refundable

Search Thai AirAsia

Bangkok AirwaysEUR 123

1h 45m–6h 55mDirect availableMorning (06–12)

Checked: EUR 2

Search Bangkok Airways

Bangkok AirwaysEUR 127

3h 50m–10h 20mMin 1 stopMorning (06–12)

Bags included

Non-refundable

Search Bangkok Airways

Thai LionAirEUR 139

4hMin 1 stopAfternoon (12–18)

Carry-on: EUR 200Checked: EUR 400

Non-refundable

Search Thai LionAir

Thai AirwaysEUR 149

3h 55mMin 1 stopAfternoon (12–18)

Bags included

Non-refundable

Search Thai Airways

EVA AirEUR 393

19h 35mMin 2 stopsMorning (06–12)

Search EVA Air

Bag & seat fees: Chiang Mai → Na Thon (Ko Samui Island)

Add-on pricing from the cheapest available offer per airline · October 2026 · EUR

Airline	Carry-on	Checked bag	Seat selection
Thai AirAsia	EUR 200	EUR 500	—
Bangkok Airways	—	EUR 2	—
Bangkok Airways	Included	Included	—
Thai LionAir	EUR 200	EUR 400	—
Thai Airways	Included	Included	—

Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.

How much do flights from Chiang Mai to Na Thon (Ko Samui Island) cost?

Based on 20 offers · October 2026

Chiang Mai to Na Thon (Ko Samui Island) flights ranged from EUR 121 to EUR 393 across 20 offers analyzed in October 2026. Two fare clusters detected: budget fares around 135 and premium fares around 379 The chart below shows how prices distributed across all 20 offers.

Limited data (20 offers). Results may not fully represent the market. Run a search for more complete data.

EUR 121median EUR 132EUR 393

What hidden fees do Chiang Mai to Na Thon (Ko Samui Island) flights charge?

Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Chiang Mai to Na Thon (Ko Samui Island) routes. The breakdown below is based on 20 offers analyzed in October 2026.

Ancillary fee breakdown by carrier
Carrier	Avg fee (EUR)	% of base fare
FD	800	660%
Bangkok Airways	3	2%
PG	5	4%
SL	700	505%
TG	0	0%

FD: base ~EUR -679 + fees EUR 800 = ~EUR 121 total. Bangkok Airways: base ~EUR 125 + fees EUR 3 = ~EUR 128 total.

FD's EUR 800 ancillary fees narrow the gap with Bangkok Airways's lower-fee model — the EUR 804 base difference shrinks to EUR 7 after fees. Always compare total cost, not just the advertised base fare.

Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.

Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.

Run your search to see itemized fees for your itinerary

Which airline is cheapest from Chiang Mai to Na Thon (Ko Samui Island)?

6 airlines flew Chiang Mai to Na Thon (Ko Samui Island) in this dataset. The route shows a clear split between low-cost and full-service carriers. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.

Airline	Offers	Typical range (EUR)	Median (EUR)	Fees (EUR)
FD	1	—	121	800 (660%)
Bangkok Airways	6	125–146	128	3 (2%)
Bangkok Airways	10	127–146	132	5 (4%)
SL	1	—	139	700 (505%)
Thai Airways	1	—	149	0 (0%)
EVA Air	1	—	393	n/a

Where do the best Chiang Mai → Na Thon (Ko Samui Island) prices come from?

We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.

We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.

Key facts: Chiang Mai to Na Thon (Ko Samui Island) flights

Chiang Mai–Na Thon (Ko Samui Island) had 20 offers analyzed. Median price: EUR 132.
FD charges 313.9x more in ancillary fees than Bangkok Airways — EUR 800 vs EUR 3 avg per booking.
The same route priced EUR 8 apart depending on where it was booked — the lowest median was EUR 128. We search every airline and the major booking sites at once so you always see that lowest price.

Frequently asked questions

How much does a flight from Chiang Mai to Na Thon (Ko Samui Island) cost?: Based on 20 offers analyzed, Chiang Mai to Na Thon (Ko Samui Island) flights range from EUR 121 to EUR 393, with a median price of EUR 132. Search for your specific dates →
What hidden fees should I expect on Chiang Mai to Na Thon (Ko Samui Island) flights?: On average, ancillary fees (bags, seat selection) add EUR 82 to the base fare on Chiang Mai to Na Thon (Ko Samui Island) flights. See itemized fees for your itinerary →
Which airline is cheapest on Chiang Mai to Na Thon (Ko Samui Island) including all fees?: FD has the lowest median fare on Chiang Mai to Na Thon (Ko Samui Island) at EUR 121 (median across 1 offers in our snapshot). Check which airline wins on your dates →
Which booking site has the cheapest Chiang Mai–Na Thon (Ko Samui Island) flights?: It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was EUR 128. Run a live search and we'll find the cheapest for you →
Why do prices vary so much on Chiang Mai to Na Thon (Ko Samui Island) routes?: Chiang Mai to Na Thon (Ko Samui Island) has 6 airlines competing, creating a price range from EUR 121 to EUR 393 across 20 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →

6 airlines, two price clusters — find which fits your budget

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