Cheap Flights from Sofia to Athens from US$ 39

Flight FAQs

• Which airlines offer the cheapest flights from Sofia (SOF) to Athens (ATH)?

  Based on Trip.com data, AEGEAN offers one-way fares as low as US$ 39 on Cheapest nonstop routes (e.g. SOF to ATH on Mon, Oct 12), while SKY express offers Cheapest nonstop round-trips from US$ 122 departing on Tue, Oct 13 and returning on Mon, Oct 19.

• 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: AEGEAN SKY express Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flights from Sofia (SOF) to Athens (ATH)?

  It takes about 1 hour 22 minutes to fly from Sofia (SOF) to Athens (ATH).

• 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 per week from Sofia to Athens?

  Based on Trip.com data in the past 4 weeks, there is 27 flight per week flying from Sofia to Athens. You can check the weekly schedule for popular airlines on this route below: AEGEAN: S/M/T/W/T/F/- -- A3981 (11:28)

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

  To find best deals on flights from Sofia to Athens, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Oct 12, with one-way flights priced at just US$ 39.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is AEGEAN.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Athens travel is around July.
  · Get exclusive promo codes for Trip.com app users.

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

  The cheapest months to fly from Sofia to Athens is September, when demand for travel is lower.

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

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Sofia to Athens on August 20, 2026 with SKY express, with prices starting at US$ 52.

• Which airports can I fly through when travelling to Athens from Sofia?

  You can land at any one of the following hubs in Athens, with Sofia Airport to Athens International Airport "Eleftherios Venizelos" (SOF-ATH) is by far the most common option on this route: Athens International Airport "Eleftherios Venizelos" (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 cost 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 US$ 180. Fares vary by travel date, airline and availability.

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

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Sofia to Athens is US$ 257. The final price depends on the outbound and return dates, airline and fare conditions.

• 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 traveler details and complete payment to receive your confirmation.

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

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