Cheap Flights from St. Thomas (STT) to Chiang Mai (CNX)

Popular airlines from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX)

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Frequently asked questions

How much does a flight from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX) cost?
Snag a cheap one-way flight or cheap return flight from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX) 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 Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX)?
Flying in is a great way to save, as it's the cheapest month for flights between STT and CNX. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX)?
To find the cheapest airline flying from STT to CNX, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX)?
Nonstop flights from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX) 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 dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STT to CNX?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX)?
Choose a flight from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX) last-minute?
Booking your plane ticket from STT to CNX right before your journey is generally more expensive. But if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a STT to CNX flight and hotel package?
Securing a STT to CNX flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our impressive range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cyril E. King Airport (STT) to Chiang Mai Intl. Airport (CNX)?
If you reserved your STT to CNX flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Cyril E. King
Destination airport
Chiang Mai Intl.
Distance
9650 mi

Book with confidence

Book with confidence

St. Thomas to Chiang Mai Flights

The cheapest times to fly from St. Thomas to Chiang Mai

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 St. Thomas to Chiang Mai are during the month of . You can find some of the cheapest flights from St. Thomas to Chiang Mai with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Thomas to Chiang Mai

Sunday is one of the best days to book for cheap flights from St. Thomas to Chiang Mai: 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 St. Thomas to Chiang Mai

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 St. Thomas to Chiang Mai in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 St. Thomas to Chiang Mai 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 St. Thomas to Chiang Mai 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.

 

St. Thomas to Chiang Mai Flights

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*Available to One Key members.