Cheap Flights Sofia to Athens from €35

Flight FAQs

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

  Based on Trip.com data, AEGEAN offers Cheapest nonstop one-way flights from €35 (for example, SOF–ATH on Tue, Oct 13). For a Cheapest nonstop return flight, Tarom offers fares from €87, departing on Thu, Oct 15 and returning on Sat, Oct 17.

• Which airlines offer direct flights from Sofia to Athens?

  At the moment, you can catch a direct flight from Sofia to Athens 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 Sofia to Athens?

  A flight from Sofia (SOF) to Athens (ATH) takes an average of 1 hour 23 minutes.

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

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sofia to Athens 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 Sofia to Athens each week?

  On average, 25 direct flights operate each week between Sofia and Athens. See below the schedules of the main airlines serving this route:
  SKY express: S/-/T/W/T/-/S – GQ681 (departure at 22:08) AEGEAN: S/M/T/W/-/F/- – A3981 (departure at 15:14) Bulgaria Air: S/M/T/W/-/F/- – FB1507 (departure at 15:14)

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

  Here are some tips for finding the best flight deals from Sofia to Athens on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Tue, Oct 13, with one-way fares from just €35.
  · Compare airlines. AEGEAN 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. December is generally the busiest month for travel to Athens.
  · Get exclusive promo codes on the Trip.com app.

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

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

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

  After crunching the numbers on our October flight calendar, it's currently cheapest to fly from Sofia to Athens on October 21, 2026 with Wizz Air, with prices starting at €34.

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

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

• What is the time difference between Sofia and Athens?

  The time difference between Athens and Sofia is 0m.

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

  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 Sofia to Athens?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Sofia to Athens is €150. Fares vary by travel date, airline and availability.

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

  Based on Trip.com data for flights departing in the next 30 days, the average return fare from Sofia to Athens is €224. Fares vary by travel date, airline and availability.

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

  Enter Sofia and Athens, 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 Sofia to Athens route?

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