Cheap Flights Athens to Sofia from AU$82

Flight FAQs

• Which airlines offer the cheapest flights from Athens to Sofia?

  Based on Trip.com data, SKY express offers Cheapest nonstop one-way flights from AU$86 (for example, ATH–SOF on Sat, Dec 5). For a Cheapest nonstop return flight, SKY express offers fares from AU$152, departing on Thu, Dec 10 and returning on Thu, Dec 17.

• Which airlines offer direct flights from Athens to Sofia?

  At the moment, you can catch a direct flight from Athens to Sofia with the following airlines, including: SKY express AEGEAN Bulgaria Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Athens to Sofia?

  A flight from Athens (ATH) to Sofia (SOF) takes an average of 1 hour 24 minutes.

• When is the best time to book flights from Athens to Sofia?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Athens to Sofia is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there from Athens to Sofia each week?

  On average, 25 direct flights operate each week between Athens and Sofia. See below the schedules of the main airlines serving this route:
  SKY express: S/-/T/W/T/-/S – GQ680 (departure at 08:11)

• How can I find the best deals on flights from Athens to Sofia?

  Here are some tips for finding the best flight deals from Athens to Sofia on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Sat, Dec 5, with one-way fares from just AU$86.
  · Compare airlines. SKY express currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. July is generally the busiest month for travel to Sofia.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Athens to Sofia to get the best price?

  The cheapest month to book a flight from Athens to Sofia is usually October, when demand is lower.

• Which upcoming date is the cheapest for flights from Athens to Sofia?

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Athens to Sofia on October 31, 2026 with AEGEAN, with prices starting at AU$114.

• Which airports should you choose for flights from Athens to Sofia?

  Flights to Sofia can arrive at: Sofia Airport (SOF). The most common route connects Athens International Airport "Eleftherios Venizelos" and Sofia Airport (ATH–SOF).

• What is the time difference between Athens and Sofia?

  The time difference between Sofia and Athens is 0m.

• How can I change or cancel my flight ticket from Athens to Sofia?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average price of a one-way flight from Athens to Sofia?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Athens to Sofia is AU$324. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from Athens to Sofia?

  Based on Trip.com data for flights departing in the next 30 days, the average return fare from Athens to Sofia is AU$353. Fares vary by travel date, airline and availability.

• How do I book flights from Athens to Sofia on Trip.com?

  Enter Athens and Sofia, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.

• Are there budget airlines on the Athens to Sofia route?

  SKY express and easyJetare the most popular budget airlines flying from Athens to Sofia. Check baggage, seat and payment fees before comparing the final price.