$625 Cheap Flights from Geneva (GVA) to Samui Intl. Airport (USM)

View $625 flight on Wed, Nov 26, 2025Opens in a new window

Popular airlines from Geneva International Airport (GVA) to Samui Intl. Airport (USM)

Cheap Flights from Geneva to Samui Intl. Airport (GVA-USM)

Prices were available within the past 7 days and start at $625 for one-way flights and $1,412 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Sun, Dec 14 - Sun, Dec 21
GVA
Geneva
USM
Koh Samui
$1,412 Roundtrip, found 4 days ago
$1,412
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Sun, Dec 14 from Geneva to Koh Samui, returning Sun, Dec 21, priced at $1,412 found 4 days ago
Turkish Airlines
Thu, Oct 9 - Sun, Oct 12
GVA
Geneva
USM
Koh Samui
$1,482 Roundtrip, found 4 days ago
$1,482
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Thu, Oct 9 from Geneva to Koh Samui, returning Sun, Oct 12, priced at $1,482 found 4 days ago
Swiss International Air Lines
Sun, Dec 14 - Sun, Dec 21
GVA
Geneva
USM
Koh Samui
$1,519 Roundtrip, found 4 days ago
$1,519
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Sun, Dec 14 from Geneva to Koh Samui, returning Sun, Dec 21, priced at $1,519 found 4 days ago
British Airways
Sun, Dec 14 - Sun, Dec 21
GVA
Geneva
USM
Koh Samui
$1,851 Roundtrip, found 4 days ago
$1,851
Roundtrip
found 4 days ago
Select British Airways flight, departing Sun, Dec 14 from Geneva to Koh Samui, returning Sun, Dec 21, priced at $1,851 found 4 days ago

Frequently asked questions

How much does a flight from Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM) cost?
Lock in a cheap one-way flight from $625 or cheap return flight from $1,412 from Cointrin Intl. Airport (GVA) 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 Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM)?
The cheapest month to fly from GVA to USM is December, when demand is low. Off-peak months are generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest GVA to USM flight.
How many flights per day from Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM)?
There are no daily nonstop flights from Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time at all.
What day of the week has the most flights from GVA to USM?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM)?
Select a flight from Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this 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 Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM) last-minute?
Booking your plane ticket from GVA to USM right before your getaway is usually more expensive. However, if there's some wiggle room with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a GVA to USM flight and hotel package?
Compared with arranging flights and hotels separately, booking a GVA to USM flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Simply secure your flights and select from our extensive range of stays, then tailor your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Cointrin Intl. Airport (GVA) to Ko Samui Airport (USM)?
In most instances, you're able to reschedule or cancel your GVA to USM flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Cointrin Intl.
Destination airport
Samui Intl. Airport
Roundtrip price
$1,411
Distance
5929 mi

Book with confidence

Book with confidence

Geneva to Samui Intl. Airport Flights

The cheapest times to fly from Geneva 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 Geneva to Samui Intl. Airport are during the month of December. You can find some of the cheapest flights from Geneva to Samui Intl. Airport with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Geneva 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 Geneva 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 Geneva to Samui Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $625 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 Geneva 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 Geneva 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.

 

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