$822 Cheap Flights from Bilbao (BIO) to Samui Intl. Airport (USM)

View $822 flight on Fri, Nov 28, 2025Opens in a new window

Popular airlines from Bilbao Airport (BIO) to Samui Intl. Airport (USM)

Cheap Flights from Bilbao to Samui Intl. Airport (BIO-USM)

Prices were available within the past 7 days and start at $822 for one-way flights and $995 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Fri, Nov 28 - Wed, Dec 24
BIO
Bilbao
USM
Koh Samui
$995 Roundtrip, found 1 day ago
$995
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Wed, Dec 24, priced at $995 found 1 day ago
Lufthansa
Fri, Nov 28 - Wed, Dec 24
BIO
Bilbao
USM
Koh Samui
$1,003 Roundtrip, found 1 day ago
$1,003
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Wed, Dec 24, priced at $1,003 found 1 day ago
Lufthansa
Fri, Nov 28 - Wed, Dec 24
BIO
Bilbao
USM
Koh Samui
$1,010 Roundtrip, found 1 day ago
$1,010
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Wed, Dec 24, priced at $1,010 found 1 day ago
Lufthansa
Fri, Nov 28 - Thu, Dec 25
BIO
Bilbao
USM
Koh Samui
$1,013 Roundtrip, found 1 day ago
$1,013
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Thu, Dec 25, priced at $1,013 found 1 day ago
Lufthansa
Fri, Nov 28 - Wed, Dec 24
BIO
Bilbao
USM
Koh Samui
$1,018 Roundtrip, found 1 day ago
$1,018
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Wed, Dec 24, priced at $1,018 found 1 day ago
Lufthansa
Fri, Nov 28 - Thu, Dec 25
BIO
Bilbao
USM
Koh Samui
$1,021 Roundtrip, found 1 day ago
$1,021
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Thu, Dec 25, priced at $1,021 found 1 day ago
Lufthansa
Fri, Nov 28 - Thu, Dec 25
BIO
Bilbao
USM
Koh Samui
$1,030 Roundtrip, found 1 day ago
$1,030
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Thu, Dec 25, priced at $1,030 found 1 day ago
Lufthansa
Fri, Nov 28 - Wed, Dec 24
BIO
Bilbao
USM
Koh Samui
$1,036 Roundtrip, found 1 day ago
$1,036
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Wed, Dec 24, priced at $1,036 found 1 day ago
Turkish Airlines
Fri, Nov 28 - Thu, Dec 25
BIO
Bilbao
USM
Koh Samui
$1,256 Roundtrip, found 1 day ago
$1,256
Roundtrip
found 1 day ago
Select Turkish Airlines flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Thu, Dec 25, priced at $1,256 found 1 day ago
British Airways
Fri, Nov 28 - Wed, Dec 24
BIO
Bilbao
USM
Koh Samui
$1,499 Roundtrip, found 1 day ago
$1,499
Roundtrip
found 1 day ago
Select British Airways flight, departing Fri, Nov 28 from Bilbao to Koh Samui, returning Wed, Dec 24, priced at $1,499 found 1 day ago

Frequently asked questions

How much does a flight from Bilbao Airport (BIO) to Ko Samui Airport (USM) cost?
Get a cheap one-way flight from $822 or cheap return flight from $995 from Bilbao Airport (BIO) to Ko Samui Airport (USM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Bilbao Airport (BIO) to Ko Samui Airport (USM)?
Planning your getaway for November is a good way to save, as it's the cheapest month for flights between BIO and USM. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Bilbao Airport (BIO) to Ko Samui Airport (USM)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BIO to USM flight.
How many flights per day from Bilbao Airport (BIO) to Ko Samui Airport (USM)?
Direct flights from Bilbao Airport (BIO) to Ko Samui Airport (USM) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BIO to USM?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the season, airline 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 Bilbao Airport (BIO) to Ko Samui Airport (USM)?
To touch down at Ko Samui Airport (USM) on time, opt for a flight that takes off from Bilbao Airport (BIO) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Bilbao Airport (BIO) to Ko Samui Airport (USM) last-minute?
Last-minute bookings from BIO to USM are usually more expensive. To lock in the best rates, start searching for flights well ahead of time. That said, if you're flexible with your travel plans, it's possible to score a cheap fare right before your journey.
Is it cheaper to book a BIO to USM flight and hotel package?
You can save money by booking a BIO to USM flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred flights and accommodations, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Bilbao Airport (BIO) to Ko Samui Airport (USM)?
Typically, you can reschedule or cancel your BIO to USM flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you'd like more details, visit our Customer Service portal.

Travel information

Travel information

Origin airport
Bilbao
Destination airport
Samui Intl. Airport
Airlines serving
British Airways, Lufthansa, Turkish Airlines
Roundtrip price
$995
Distance
6405 mi

Book with confidence

Book with confidence

Bilbao to Samui Intl. Airport Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Bilbao 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 Bilbao 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 Bilbao to Samui Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $822 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 Bilbao 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 Bilbao 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.

 

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