Flights from Koh Samui to Chiang Mai from $99
Discover affordable flights from Koh Samui to Chiang Mai with prices starting from $485. Book your journey today!
Koh Samui
USM
→
Chiang Mai
CNX
Cheap flight deals from Koh Samui to Chiang Mai
Average price start from:
$194
Round-trip flights from Koh Samui to Chiang Mai starting at $194. Book now for the best deals!
One-way from:
$99
One-way flights from Koh Samui to Chiang Mai starting at $99. Great for flexible travel!
Cheapest day:
Wednesday
Wednesday is the cheapest day to fly from Koh Samui to Chiang Mai. Save more by booking on this day!
Cheapest In:
$89
Sep 2025
Sep 2025 is the cheapest month to fly from Koh Samui to Chiang Mai with prices starting at $89.
Find flight deals from Koh Samui to Chiang Mai
Cheapest flights from Koh Samui to Chiang Mai
ONEWAY FLIGHTS
LAST MINUTE
CHEAP FLIGHTS
BEST FLIGHTS
USM
Koh Samui
USM - Koh Samui • 2025-10-19 • 09:00
Unknown
60 min
CNX
Unknown City
$99
Non-stop • 60 min
USM
Koh Samui
USM - Koh Samui • 2025-10-19 • 09:00
Unknown
60 min
CNX
Unknown City
$110
Non-stop • 60 min
Price Trends & Analysis
Weekly Price Trends
Save money by choosing Wednesday flights to Chiang Mai.
Monthly Price Trends
Lowest fares from Koh Samui to Chiang Mai typically available in June.
Weather & Climate Information
Temperature
Chiang Mai experiences a tropical savanna climate, with temperatures ranging from 15°C (59°F) in the cool season (November to February) to around 35°C (95°F) in the hot season (March to May). The best times for comfortable travel are during the cool season, when humidity is lower and temperatures are more pleasant for outdoor activities.
Rainfall
The best time to visit Chiang Mai is from November to February when the weather is cool and pleasant, ideal for outdoor activities. This period also coincides with popular events like the Yi Peng Lantern Festival and the Chiang Mai Flower Festival, offering a vibrant cultural experience.
Airlines at CNX
Places to Visit in Chiang Mai
About Chiang Mai
Airlines Flying from Koh Samui to Chiang Mai
Hotels in Chiang Mai
About Chiang Mai
Places to Visit in Chiang Mai
Hotels in Chiang Mai
Airlines Flying from Koh Samui to Chiang Mai
Frequently Asked Questions
What's the lowest price for flights from Koh Samui to Chiang Mai?
You can find flights starting from $99. For better deals, book during June and choose Wednesday departures.
How long is the journey from Koh Samui to Chiang Mai?
The average flight time is about 10-15 hours, with most routes including one stopover for better pricing and comfort.
What airlines operate flights on this route?
Several airlines serve this route including Bangkok Airways. Research current schedules and compare prices for the best deal.
How far in advance should I book?
For the best prices, book 2-3 months ahead and consider traveling during June when prices are typically lower.
What accommodation options are near CNX Airport?
CNX Airport has several nearby hotels with shuttle services, making it convenient for travelers with early or late flights.
What attractions can I visit in Chiang Mai?
Chiang Mai features a wonderful combination of historical sites and modern attractions. The best time to visit is during pleasant weather months for optimal sightseeing.