$452 Flights from Sofia (SOF) to Samui International (USM)

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Flight deals from Sofia to Samui International

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

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 January.

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$453
Cheapest month to flyJanuary

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

The best price we found for a round-trip flight from Sofia to Samui International is $847. 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.
Currently, there are no airlines that fly direct from Sofia to Samui International. But we found flights with one or more stops from $844.
There are no flights flying from Sofia to Samui International, as of December 2025.
The cheapest month to fly from Sofia to Samui International is usually January.
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, January 26, 2026.
No airlines currently offer direct flights between Sofia Airport and Samui International Airport. Most routes have one or more stops.
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.
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.
Currently, Wizz Air offers the cheapest flight tickets to Samui International.

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)

  • $452 is the lowest price for a one-way Sofia Airport to Koh Samui Airport flight. A return flight starts from $844. 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 rental, Hertz or Drive Car Rental 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 center 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.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.