£719 Cheap Flights from Sofia (SOF) to Samui International (USM)

Q: How much are return flights from Sofia to Samui International?

The best price we found for a return flight from Sofia to Samui International is £719. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Q: Which airlines fly direct from Sofia to Samui International?

Currently, there are no airlines that fly direct from Sofia to Samui International. But we found flights with one or more stops from £719.

Q: How many flights are there a week from Sofia to Samui International?

As of July 2025, there are no flights flying from Sofia to Samui International.

Q: When is the cheapest time to fly from Sofia to Samui International?

The cheapest month to fly from Sofia to Samui International is usually October.

Q: Which upcoming date is cheapest to fly from Sofia Airport to Samui International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sofia Airport to Samui International Airport on Monday, 20 October 2025 .

Q: Can I get a direct flight from Sofia Airport to Samui International Airport?

No airlines currently offer direct flights between Sofia Airport and Samui International Airport. Most routes have one or more stops.

Q: How can I find the best flight deal to Samui International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Q: When is the best time to book flights to Koh Samui?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.

Q: Which is the cheapest airline to fly from Sofia Airport to Samui International with?

Currently, Ryanair offers the cheapest flight tickets to Samui International.

Compare Sofia to Samui International flight deals

Find the cheapest month or even day of the year to fly to Samui International

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Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Sofia to Samui International

Looking for a cheap last-minute deal or the best return flight from Sofia to Samui International? Find the lowest prices on one-way and return tickets right here.

Koh Samui.£719 per passenger.Departing Mon, 20 Oct, returning Sun, 26 Oct.Return flight with Ryanair and Bangkok Airways.Outbound indirect flight with Ryanair, departs from Sofia on Mon, 20 Oct, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 26 Oct, arriving in Sofia.Price includes taxes and charges.From £719, select.

Koh Samui.£761 per passenger.Departing Wed, 30 Jul, returning Wed, 6 Aug.Return flight with Turkish Airlines and Scoot.Outbound indirect flight with Turkish Airlines, departs from Sofia on Wed, 30 Jul, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Wed, 6 Aug, arriving in Sofia.Price includes taxes and charges.From £761, select.

Koh Samui.£770 per passenger.Departing Mon, 1 Sep, returning Mon, 8 Sep.Return flight with Ryanair and Scoot.Outbound indirect flight with Ryanair, departs from Sofia on Mon, 1 Sep, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Mon, 8 Sep, arriving in Sofia.Price includes taxes and charges.From £770, select.

Koh Samui.£784 per passenger.Departing Tue, 9 Dec, returning Fri, 26 Dec.Return flight with Lufthansa and Austrian Airlines.Outbound indirect flight with Lufthansa, departs from Sofia on Tue, 9 Dec, arriving in Samui International.Inbound indirect flight with Austrian Airlines, departs from Samui International on Fri, 26 Dec, arriving in Sofia.Price includes taxes and charges.From £784, select.

Koh Samui.£792 per passenger.Departing Mon, 16 Feb, returning Sun, 22 Feb.Return flight with Ryanair and Bangkok Airways.Outbound indirect flight with Ryanair, departs from Sofia on Mon, 16 Feb, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 22 Feb, arriving in Sofia.Price includes taxes and charges.From £792, select.

Koh Samui.£816 per passenger.Departing Sat, 30 Aug, returning Mon, 8 Sep.Return flight with Austrian Airlines and Scoot.Outbound indirect flight with Austrian Airlines, departs from Sofia on Sat, 30 Aug, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Mon, 8 Sep, arriving in Sofia.Price includes taxes and charges.From £816, select.

Koh Samui.£836 per passenger.Departing Tue, 23 Sep, returning Fri, 3 Oct.Return flight with Wizz Air and Scoot.Outbound indirect flight with Wizz Air, departs from Sofia on Tue, 23 Sep, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Fri, 3 Oct, arriving in Sofia.Price includes taxes and charges.From £836, select.

Koh Samui.£866 per passenger.Departing Mon, 4 Aug, returning Mon, 11 Aug.Return flight with Ryanair and Bangkok Airways.Outbound indirect flight with Ryanair, departs from Sofia on Mon, 4 Aug, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Mon, 11 Aug, arriving in Sofia.Price includes taxes and charges.From £866, select.

Find the cheapest month to fly from Sofia to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sofia to Samui International flights are currently cheapest in October.

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Sofia to Samui International: Alternative routes

Compare routes from Sofia to Koh Samui below. You may find an airport to fly into that's cheaper, faster, or easier than Samui International.

Sofia to Koh Samui: Flight information

The things to know before you go.

Cheapest flight found	£719
Cheapest month to fly	October

Finding cheap flights from Sofia to Samui International: Frequently asked questions

How much are return flights from Sofia to Samui International?

Which airlines fly direct from Sofia to Samui International?

How many flights are there a week from Sofia to Samui International?

When is the cheapest time to fly from Sofia to Samui International?

Which upcoming date is cheapest to fly from Sofia Airport to Samui International Airport on?

Can I get a direct flight from Sofia Airport to Samui International Airport?

How can I find the best flight deal to Samui International?

When is the best time to book flights to Koh Samui?

Which is the cheapest airline to fly from Sofia Airport to Samui International with?

Flying from Sofia Airport (SOF) to Koh Samui Airport (USM): what you need to know

Leave plenty of time to make your SOF to USM flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.
You can expect longer queues in popular months like August. Arriving up to four hours ahead of international flights and two hours for domestic departures is a smart move.

How to find the cheapest flights from Sofia Airport (SOF) to Koh Samui Airport (USM)

£298 is the lowest price for a one-way Sofia Airport to Koh Samui Airport flight. A return flight starts from £719. These fares may change depending on availability and demand.
Don't leave everything to the last minute. You're more likely to get cheap tickets from SOF to USM if you book ahead. Airlines often have some amazing early bird deals.
The 'Whole month' search function shows you the cheapest flights from Sofia Airport to Koh Samui Airport throughout the month. It's a good way to find a bargain if your travel dates are flexible.
Save time looking for cheap flights from SOF to USM by setting up a Price Alert. You'll receive an email or push notification on the app when fares go down.
Discover the ideal flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Sofia Airport to Koh Samui Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Sofia Airport (SOF)

Of the departures from Sofia Airport, 66.73% arrive as scheduled at their destination.
Central Sofia to Sofia Airport is approximately 7 miles. Depending on traffic, it'll take you about 15 minutes to get there if you're ride-sharing, catching a cab or driving.
You can expect a trip time of around 35 minutes when using public transport.
Taking an early flight from Sofia Airport to Koh Samui Airport? Avoid the stress of rushing to the terminal (and sneak in some extra snooze time) by picking one of these hotels close to SOF:

Arriving at Koh Samui Airport (USM)

Consider booking a hotel close to USM if you have a late Sofia Airport to Koh Samui Airport flight. Check in to one of these options and make your arrival easier:
Explore without limits with a Koh Samui Airport rental car. Pick up your wheels from asap car hire, Hertz or Drive Car Hire and chase adventure across Koh Samui and beyond.
Reserving your vehicle from Koh Samui Airport about four weeks ahead boosts your odds of scoring a great price.

Getting from Koh Samui Airport (USM) to central Koh Samui

Koh Samui Airport is about 2 miles from central Koh Samui. How long it'll take to get to the centre in a cab or ride-share depends on the time of day, so do a little research before you go.

When to fly to Koh Samui Airport (USM)

It's time to plan your travel dates for your flight from Sofia Airport to Koh Samui Airport. July is the busiest month to visit Koh Samui. If you like a quieter vibe, go in February.

Explore more of Thailand

Bangkok is just one of the many places in Thailand waiting to be discovered after you've experienced Koh Samui. Around 290 miles away to the north, well-known attractions include Grand Palace, Wat Arun and Wat Phra Kaew.
Around 270 miles north of Koh Samui, Chon Buri is another essential stop in Thailand. Get a taste of what this destination has to offer at Wat Ton Son, Forest and Phra Phutthasihing Hall.