฿4,045 Cheap Bangkok Airways flights from Chiang Mai to Samui Intl. Airport (CNX→USM)

View ฿4,045 flight on Wed, 13 May 2026Opens in a new window
    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Bangkok Airways flights from Chiang Mai to Samui Intl. Airport (CNX→USM)

Prices were available within the past 7 days and start at ฿4,045 for one-way flights and ฿8,255 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Sun, 17 May - Tue, 19 May
CNX
Chiang Mai
USM
Koh Samui
฿8,255 Return, found 1 hour ago
฿8,255
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun, 17 May from Chiang Mai to Koh Samui, returning Tue, 19 May, priced at ฿8,255 found 1 hour ago
Bangkok Airways
Sun, 17 May - Tue, 19 May
CNX
Chiang Mai
USM
Koh Samui
฿8,420 Return, found 1 hour ago
฿8,420
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun, 17 May from Chiang Mai to Koh Samui, returning Tue, 19 May, priced at ฿8,420 found 1 hour ago
Bangkok Airways
Sun, 17 May - Tue, 19 May
CNX
Chiang Mai
USM
Koh Samui
฿8,550 Return, found 1 hour ago
฿8,550
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun, 17 May from Chiang Mai to Koh Samui, returning Tue, 19 May, priced at ฿8,550 found 1 hour ago
Bangkok Airways
Sun, 17 May - Tue, 19 May
CNX
Chiang Mai
USM
Koh Samui
฿8,580 Return, found 1 hour ago
฿8,580
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun, 17 May from Chiang Mai to Koh Samui, returning Tue, 19 May, priced at ฿8,580 found 1 hour ago
Bangkok Airways
Sun, 17 May - Tue, 19 May
CNX
Chiang Mai
USM
Koh Samui
฿8,710 Return, found 1 hour ago
฿8,710
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun, 17 May from Chiang Mai to Koh Samui, returning Tue, 19 May, priced at ฿8,710 found 1 hour ago
Bangkok Airways
Sun, 17 May - Tue, 19 May
CNX
Chiang Mai
USM
Koh Samui
฿8,840 Return, found 1 hour ago
฿8,840
Return
found 1 hour ago
Select Bangkok Airways flight, departing Sun, 17 May from Chiang Mai to Koh Samui, returning Tue, 19 May, priced at ฿8,840 found 1 hour ago

Frequently asked questions

How much is a Bangkok Airways flight from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap Bangkok Airways return flights from ฿8,255 from CNX to USM. Affordable one-way fares from ฿4,045 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from CNX to USM with Bangkok Airways?
October is one of the most affordable months to fly to Koh Samui with Bangkok Airways. You could also find fantastic deals on one-way and round-trip fares in September.
Does Bangkok Airways fly nonstop from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM)?
Easily travel from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM) on any of Bangkok Airways's 7 direct weekly flights. Apply our "Nonstop" and "Airline" filters to find the Bangkok Airways flight that'll land at USM at your preferred time.
How long does it take to fly from CNX to USM with Bangkok Airways?
It takes approximately 1h 45m to travel nonstop from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM) with Bangkok Airways.
What airports does Bangkok Airways fly into in Koh Samui?
Ko Samui Airport (USM) is the main Koh Samui gateway for Bangkok Airways flights from Chiang Mai Intl. Airport (CNX).
What kind of luggage can I take on a Bangkok Airways flight from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM)?
On Bangkok Airways, you can fly standard economy from CNX to USM with a small personal item and 1 cabin bag. Your carry-on bag should be no bigger than 56 centimetres x 36 centimetres x 23 centimetres and weigh less than 5 kgs. Exceeding baggage limits can lead to additional fees, so read your carrier's latest guidelines before completing your booking.
What type of plane does Bangkok Airways fly from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM)?
Bangkok Airways typically uses Airbus A319 planes for journeys from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM). Bear in mind that aircraft type can vary depending on operational requirements, so the plane you board might be different on your travel date.
Can I change or cancel my Bangkok Airways flight from Chiang Mai Intl. Airport (CNX) to Ko Samui Airport (USM)?
Depending on the type of fare you purchased, a fee generally applies if you modify or cancel your booking more than 24 hours after it's been confirmed. To secure plane tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes while looking for flights. For more information on cancelling or modifying your reservation, head to "Trips," select your flight and tick "Manage Booking."

Travel information

Origin airport
Chiang Mai Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways
Popular airline
Bangkok Airways
Distance
1025 km
Average flight time
1 hour 45 mins

Explore a world of travel with Expedia

*Available to Expedia members.