₪273 Find Cheap Flights from Athens to Sofia - Compare and Save

Turkish Airlines is an environmentally friendly airline to consider for your travel from Athens to Sofia. To reduce environmental effect, the airline has undertaken a number of eco-friendly projects and programs, such as investing in sustainable aviation fuel, lowering carbon emissions, and installing more fuel-efficient aircraft.

Apart from Sofia, SOF airport can act as a key arrival airport for travelers connecting to adjacent cities such as Plovdiv, Varna, Burgas, and Veliko Tărnovo. These cities are easily accessible by automobile or cab.

When booking flights from Athens to Sofia, pet owners should prioritize American Airlines or United Airlines. Pets weighing less than 20 lbs are allowed in the cabins under the carriers' pet-friendly rules. The standards of these airlines require that your pet be at least two months old. Larger pets are transported as cargo in a temperature and pressure-controlled cargo hold.

There are various ways to go from downtown Athens to Athens International Airport Eleftherios Venizelos (ATH) for your trip to Sofia. The X93, X95, X96, and X97 public bus lines connect Downtown Athens to Sofia. However, given the time limits and luggage convenience, utilizing a taxi or ride-share service would be faster and more reliable.

Among airlines operating Athens to Sofia flights:

• Aegean Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

3 airlines operate flights between Athens and Sofia. The airlines offering direct flights on this route include:

• Aegean Airlines
• Sky Express
• Bulgaria Air

Flights from Athens to Sofia usually depart from Athens Eleftherios V. (ATH) and arrive at Sofia (SOF).

Here are some options for this route, based on selected ticket types and cabin classes:

• Aegean Airlines: a cabin bag and a checked bag in Economy Class
• Sky Express: a cabin bag and a checked bag in Economy Class
• Bulgaria Air: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Athens to Sofia.

On this route, layover flights are cheaper than direct options on average. Layover fares average ₪409 round-trip via Budapest Ferenc Liszt Intl (BUD), compared to ₪541 for direct flights.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge ₪89–₪303 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The ATR 42 / ATR 72 family is used most often on this route, operated mainly by Sky Express and Hahn Air Systems. Other aircraft seen on the route include Airbus A320-100/200 variants.

Most connecting flights from Athens to Sofia pass through Budapest Ferenc Liszt Intl (BUD), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Yes. Being flexible with your travel dates can save you up to 13% on the Athens to Sofia route. Friday is the cheapest departure day at ₪503 round-trip on average, while Monday is the most expensive at ₪572, a difference of ₪70. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Athens to Sofia route, 15% of flights were delayed in the past 3 months, with delays averaging 1 hour 33 minutes.

Morning is the busiest departure period on Athens to Sofia flights, with 50% of flights leaving in that window. Evening departures account for 50%, afternoon flights for 0%, and night flights for 0%.

Central Sofia Market Hall is one of the most viewed places in Sofia on KAYAK.

These are the earliest and latest flight times available from Athens to Sofia:

• Earliest: departs at 06:50 and lands at 08:17
• Latest: departs at 20:40 and lands at 22:07.

The flight takes about 1h 27m.

Last-minute fares on this route - booked within 2 weeks of departure - run 14% above the route average of ₪544. Book 12 weeks before departure for the lowest fares.

A nonstop flight from Athens to Sofia takes 1h 27m, covering 854 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about ₪439 to ₪1,793. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Athens to Sofia are currently higher than usual. Average one-way flight prices are about ₪344, which is 12% above the typical average for this route.

Sky Express is slightly above the route average for timely arrivals, while Aegean Airlines has a lower on-time arrival rate. On-time arrival rates on Athens to Sofia flights are:

• Sky Express: 91% on time
• Aegean Airlines: 82% on time
• Bulgaria Air: 81% on time

On average, flights on this route are punctual 85% of the time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Sofia Airport (SOF) hosts 5 major car rental companies, with daily rates starting from around ₪3 for economy cars. Top options include:
• MEXRENTACAR
• Easyrent
• Top Rent a Car - Bulgaria
• NU Car
• Priceless

Round-trip flights from Athens to Sofia range from ₪451 to ₪644, with an average of ₪544 over the past 12 months. Anything below ₪451 counts as a good deal.