$342 Cheap Flights from Sanya (SYX) to Samui Intl. Airport (USM)

View $342 flight on Wed, Dec 31, 2025Opens in a new window

Popular airlines from Sanya (SYX-Phoenix Intl.) to Samui Intl. Airport (USM)

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Cheap Flights from Sanya to Samui Intl. Airport (SYX-USM)

Prices were available within the past 7 days and start at $342 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 Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM) cost?
Snag a cheap one-way flight from $342 or cheap return flight from Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM)?
Planning your trip for may help you find better deals, as it's the cheapest month for flights between SYX and USM. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SYX to USM flight.
How many flights per day from Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM)?
You'll have to catch a flight with a layover if you're traveling from Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from SYX to USM?
You'll generally find Tuesday the quietest day for flights, while Fridays are often 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 Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM)?
To avoid potential delays on the Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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 Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM) last-minute?
Waiting until just before your trip to book a flight from SYX to USM generally means paying more. While you might find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for the best chance of snagging a bargain.
Is it cheaper to book a SYX to USM flight and hotel package?
Compared with arranging hotels and flights separately, booking a SYX to USM flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of travel planning. Just secure your flights and select from our extensive range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Phoenix Intl. Airport (SYX) to Ko Samui Airport (USM)?
Typically, you can cancel or modify your SYX to USM flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further information, go to our Customer Service portal.

Travel information

Origin airport
Phoenix Intl.
Destination airport
Samui Intl. Airport
Distance
870 mi

Book with confidence

Sanya to Samui Intl. Airport Flights

The cheapest times to fly from Sanya to Samui Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sanya to Samui Intl. Airport are during the month of . You can find some of the cheapest flights from Sanya to Samui Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sanya to Samui Intl. Airport

Sunday is one of the best days to book for cheap flights from Sanya to Samui Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sanya to Samui Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sanya to Samui Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $342 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sanya to Samui Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sanya to Samui Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sanya to Samui Intl. Airport Flights
*Available to One Key members.