$238 Cheap Flights from Chiang Rai (CEI) to Samui Intl. Airport (USM)

View $238 flight on Sat, Jun 14, 2025Opens in a new window

Popular airlines from Chiang Rai Intl. Airport (CEI) to Samui Intl. Airport (USM)

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Cheap Flights from Chiang Rai to Samui Intl. Airport (CEI-USM)

Prices were available within the past 7 days and start at $238 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Chiang Rai Intl. Airport (CEI) to Ko Samui Airport (USM) cost?
Discover the latest flight deals from CEI to USM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from CEI to USM?
The cheapest flights from CEI to USM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CEI to USM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from CEI to USM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Chiang Rai Intl. Airport (CEI) to Ko Samui Airport (USM)?
Direct flights from Chiang Rai Intl. Airport (CEI) to Ko Samui Airport (USM) aren’t available daily, so you’ll need to take a flight with a layover. Explore your options with Expedia’s filter tool. Enter your travel details and click on either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from CEI to USM?
You’ll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Chiang Rai Intl. Airport (CEI) to Ko Samui Airport (USM)?
Choose a flight from Chiang Rai Intl. Airport (CEI) to Ko Samui Airport (USM) that takes off before 3 PM to reduce the likelihood of delays. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Chiang Rai Intl. Airport (CEI) to Ko Samui Airport (USM) last-minute?
Booking your flight from CEI to USM right before your journey is usually more expensive. But if you’re flexible with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a CEI to USM flight and hotel package?
Compared with arranging flights and hotels separately, booking a CEI to USM flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place takes the hassle out of travel planning. Just pick your flights and choose from our extensive range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Chiang Rai Intl. Airport (CEI) to Ko Samui Airport (USM)?
In most cases, you can modify or cancel your CEI to USM flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline’s guidelines and fees on flight changes, or if you’d like more information, head to our Customer Service portal.
*Available to One Key members.