There are most likely no direct flights on the Koh Samui — Chiang Mai route
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A non-stop flight is the most convenient and comfortable way to fly from Koh Samui to Chiang Mai, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Koh Samui — Chiang Mai route
Koh Samui — Chiang Mai
07/30/2026
Departure
Direct flight
PG241
starting at $234
Koh Samui — Chiang Mai
07/31/2026
Departure
Direct flight
PG241
starting at $280
Koh Samui — Chiang Mai
08/29/2026
Departure
Direct flight
PG241
starting at $215
Koh Samui — Chiang Mai
08/30/2026
Departure
Direct flight
PG241
starting at $177
Koh Samui — Chiang Mai
11/16/2026
Departure
Direct flight
PG241
starting at $93
Koh Samui — Chiang Mai
12/05/2026
Departure
Direct flight
PG241
starting at $103
Koh Samui — Chiang Mai
12/28/2026
Departure
Direct flight
PG241
starting at $226
Koh Samui — Chiang Mai
04/07/2027
Departure
Direct flight
PG241
starting at $149
starting at $93
The route Koh Samui — Chiang Mai is served by a single airline — Bangkok Airways. This means that when planning your trip, you won’t need to spend time choosing between dozens of carriers: all flights are operated by one provider, which simplifies the booking process. Despite the limited choice, passengers can still plan ahead, select optimal departure dates, and buy tickets at the lowest price — from $93. Using our service, you can quickly compare available Bangkok Airways flights and book a seat in advance at a favorable rate.
The cheapest one-way flight from Koh Samui to Chiang Mai departs on 11/16/2026, is operated by Bangkok Airways and costs $93
There is no information about the cheapest roundtrip flight from Koh Samui to Chiang Mai
Fastest flight from Koh Samui to Chiang Mai takes 1h 45m
There are direct flights on this route 6 days a week: Su, Mo, We, Th, Fr, and Sa
The distance between Koh Samui and Chiang Mai is 1031km (639 miles). The average flight duration is 1h 45m. There are 2 direct flights from Koh Samui to Chiang Mai. Koh Samui and Chiang Mai are in the same time zone. Flights from Koh Samui begin at 8:55 AM. The latest flight from Koh Samui departs at 8:55 AM
The cheapest flight ticket from Koh Samui to Chiang Mai according to data for the last 48 hours costs $93
Often the best time to buy tickets from Koh Samui to Chiang Mai is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Koh Samui to Chiang Mai can be found flying in these months: November, April, August.
The fastest flights from Koh Samui to Chiang Mai start from 1 hour 45 minutes in the air.
The following airlines operate direct flights on the route Koh Samui — Chiang Mai: Bangkok Airways
The minimum one-way ticket price from Koh Samui to Chiang Mai is $96 (November 2026), while the maximum is $227 (December 2026). On average, a ticket costs $170–$414.
Tickets from Koh Samui to Chiang Mai are getting cheaper month by month. From July 2026 to April 2027, the decline reached 48% — and that may not be the limit.
The most notable drop occurred from July 2026 to November 2026 — down 55%. The best period is August 2026–November 2026 (averaging $147), while the most expensive is July 2026–August 2026 ($207).
Since prices are falling, there's no rush to buy. The most cost-effective travel period is August 2026–November 2026: savings compared to expensive months can reach up to 29%.
Monthly price variation is 32.3%. Choosing the right departure date can lead to significant savings on this route.
We couldn't find any special offers for flights from Koh Samui to Chiang Mai