Cheap flights from Sofia to Athens International

Travelers and cabin class

Compare Sofia to Athens International flight deals

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

Book the best Athens International fare with no extra fees

Flight deals from Sofia to Athens International

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

Find the cheapest month to fly from Sofia to Athens International

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

Direct flights from Sofia to Athens International

Sofia to Athens International: Alternative routes

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

Sofia to Athens: Flight information

The things to know before you go.
Cheapest flight foundC$122
Cheapest month to flyNovember
Average flight time1 hr, 18 mins
Most popular airlineAegean Airlines
Average flights per week28

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

The best price we found for a round-trip flight from Sofia to Athens International is C$122. 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.
1 hour and 18 minutes is the average flight time from Sofia to Athens International.
Aegean Airlines, Bulgaria Air and SKY express fly direct from Sofia to Athens International.
There are 28 flights per week flying from Sofia to Athens International, as of May 2025.
The cheapest month to fly from Sofia to Athens International is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sofia Airport to Athens International Airport on Wednesday, November 19, 2025.
Yes – the average flight time is 1 hour and 18 minutes.
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 Athens 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 Athens is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, SKY express offers the cheapest flight tickets to Athens International.

Flying from Sofia Airport (SOF) to Eleftherios Venizelos International Airport (ATH): what you need to know

  • Hop on a direct flight from Sofia Airport to Eleftherios Venizelos International Airport and you'll be travelling for an average of 1 hour 20 minutes.

  • Sofia and Athens follow the same timezone, UTC+2.

  • Flights from SOF to ATH start from 09:35 — the first with Sky Express. The last departure is at 22:20 with Sky Express. Overall, you can take your pick of 84 weekly Sofia Airport to Eleftherios Venizelos International Airport flights.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport with enough time to catch your SOF to ATH flight.

  • Flying during a peak time like August? Major public holidays and other high seasons can mean longer queues at check-in and security. Play things extra safe and arrive up to four hours ahead of international flights and two hours before domestic departures.

  • With direct flights from Sofia Airport to Eleftherios Venizelos International Airport available through various airlines, flying to Athens (and then other parts of Greece) is easy. You can travel nonstop with:

  • The airline with the highest passenger demand on this route is Aegean Airlines.

  • Aegean Airlines tops the rankings as the most punctual carrier for SOF to ATH flights, with 82.98% of services landing as scheduled.

  • If you'd like to include a stop along the way, just uncheck 'Direct flights only' when searching for your ticket from Sofia Airport to Eleftherios Venizelos International Airport. These are the most popular stopovers between SOF and ATH:

    • Bucharest Henri Coanda International Airport

    • Ioannis Kapodistrias Airport

    • Chania International Airport

How to find the cheapest flights from Sofia Airport (SOF) to Eleftherios Venizelos International Airport (ATH)

  • The cheapest price we've seen for a one-way Sofia Airport to Eleftherios Venizelos International Airport flight is C$51. A round-trip fare right now is C$122. Depending on the availability when you book, these fares may change.

  • To score cheap tickets from SOF to ATH, book your trip seven months ahead of your departure date.

  • The cheapest month for flights from Sofia Airport to Eleftherios Venizelos International Airport is June. Use the 'Whole month' tool to find the lowest prices if you have a flexible schedule.

  • Snapping up cheap flights from SOF to ATH is a cinch with Price Alerts. Simply create one of these automatic alerts and we'll get in touch when a new discounted fare appears.

  • Pick your ideal departure and arrival times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Sofia Airport to Eleftherios Venizelos International Airport.

Handy information about Sofia Airport (SOF)

  • When it comes to Sofia Airport's on-time performance, data shows 66.73% of flights meet their scheduled arrival time.

  • To get to Sofia Airport from central Sofia, it'll take about 15 minutes if you're travelling by car. This depends on traffic, however. It's approximately 11 kilometres from the airport to the city centre.

  • The trip when using public transport usually takes 35 minutes.

  • Get your break off to a leisurely start by staying near SOF. Whether you've booked an early flight from Sofia Airport to Eleftherios Venizelos International Airport or want to avoid feeling rushed, these stays are perfect:

Arriving at Eleftherios Venizelos International Airport (ATH)

Getting from Eleftherios Venizelos International Airport (ATH) to central Athens

  • Eleftherios Venizelos International Airport to central Athens has a drive time of around 35 minutes. It's approximately 40 kilometres away.

  • Travelling on public transport will take you around 1 hour.

When to fly to Eleftherios Venizelos International Airport (ATH)

  • It's time to choose your travel dates for your flight from Sofia Airport to Eleftherios Venizelos International Airport. July is the most popular month to visit Athens. If you're after a quieter vibe, go in January.

  • The warmest month in Athens is July, with temperatures ranging between 22ºC (72ºF) and 37ºC (99ºF). Book your flights from Sofia Airport to Eleftherios Venizelos International Airport in this month if this is the type of weather you like.

  • If you want cooler conditions, look for a cheap ticket from SOF to ATH in January. Temperatures average between 4ºC (39ºF) and 14ºC (57ºF) then.

Explore more of Greece

  • Athens has loads to offer, but there are so many other corners of Greece just waiting to be explored. About 306 kilometres north of Athens, a visit to Thessaloniki will keep you on the go. Start with leading sights like Arch of Galerius, Aristotelous Square and Museum of Byzantine Culture.

  • Larisa is another essential stop in Greece and is around 209 kilometres north-west of Athens. No journey is complete without dropping by Agioi Saranta, Saint George Orthodox Church and Second Ancient Theatre.

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