$42 Cheap Flights from Sofia (SOF) to Athens (ATH)

View $42 flight on Tue, Jun 9, 2026Opens in a new window

Popular airlines from Sofia Airport (SOF) to Athens Intl. Airport (ATH)

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Cheap Flights from Sofia to Athens (SOF-ATH)

Prices were available within the past 7 days and start at $42 for one-way flights and $142 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aegean
Tue, Jun 9 - Wed, Jun 24
SOF
Sofia
ATH
Athens
$142 Roundtrip, found 4 days ago
$142
Roundtrip
found 4 days ago
Select Aegean flight, departing Tue, Jun 9 from Sofia to Athens, returning Wed, Jun 24, priced at $142 found 4 days ago
Aegean
Tue, Jun 9 - Fri, Jun 12
SOF
Sofia
ATH
Athens
$145 Roundtrip, found 5 days ago
$145
Roundtrip
found 5 days ago
Select Aegean flight, departing Tue, Jun 9 from Sofia to Athens, returning Fri, Jun 12, priced at $145 found 5 days ago
Aegean
Tue, May 19 - Tue, Jun 2
SOF
Sofia
ATH
Athens
$151 Roundtrip, found 2 days ago
$151
Roundtrip
found 2 days ago
Select Aegean flight, departing Tue, May 19 from Sofia to Athens, returning Tue, Jun 2, priced at $151 found 2 days ago
Aegean
Sat, Sep 5 - Thu, Sep 10
SOF
Sofia
ATH
Athens
$157 Roundtrip, found 8 hours ago
$157
Roundtrip
found 8 hours ago
Select Aegean flight, departing Sat, Sep 5 from Sofia to Athens, returning Thu, Sep 10, priced at $157 found 8 hours ago
Aegean
Sat, Sep 5 - Thu, Sep 10
SOF
Sofia
ATH
Athens
$158 Roundtrip, found 8 hours ago
$158
Roundtrip
found 8 hours ago
Select Aegean flight, departing Sat, Sep 5 from Sofia to Athens, returning Thu, Sep 10, priced at $158 found 8 hours ago
Aegean
Tue, Jun 9 - Wed, Jun 24
SOF
Sofia
ATH
Athens
$161 Roundtrip, found 4 days ago
$161
Roundtrip
found 4 days ago
Select Aegean flight, departing Tue, Jun 9 from Sofia to Athens, returning Wed, Jun 24, priced at $161 found 4 days ago
Bulgaria Air
Tue, May 19 - Tue, Jun 2
SOF
Sofia
ATH
Athens
$180 Roundtrip, found 2 days ago
$180
Roundtrip
found 2 days ago
Select Bulgaria Air flight, departing Tue, May 19 from Sofia to Athens, returning Tue, Jun 2, priced at $180 found 2 days ago
SKY express
Mon, Mar 30 - Fri, Apr 3
SOF
Sofia
ATH
Athens
$192 Roundtrip, found 1 day ago
$192
Roundtrip
found 1 day ago
Select SKY express flight, departing Mon, Mar 30 from Sofia to Athens, returning Fri, Apr 3, priced at $192 found 1 day ago
Swiss International Air Lines
Tue, Jun 9 - Wed, Jun 24
SOF
Sofia
ATH
Athens
$228 Roundtrip, found 4 days ago
$228
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Tue, Jun 9 from Sofia to Athens, returning Wed, Jun 24, priced at $228 found 4 days ago
Air Serbia
Sat, Jul 18 - Sun, Jul 19
SOF
Sofia
ATH
Athens
$236 Roundtrip, found 7 hours ago
$236
Roundtrip
found 7 hours ago
Select Air Serbia flight, departing Sat, Jul 18 from Sofia to Athens, returning Sun, Jul 19, priced at $236 found 7 hours ago

Alternative airports near Athens

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Eleftherios Venizelos ATH. Cheapest and Closest option available. Average driving time to city center is 28 minutes. Flights from $410
ATH
Eleftherios Venizelos
CheapestClosest
Average driving time to city center28 min
Flights from $410

Find the cheapest month to fly from Sofia (SOF) to Athens (ATH)

January is typically the cheapest month to fly

From $75 - $188 per traveler.

Frequently asked questions

How much does a flight from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) cost?
You can find cheap one-way flights from $42 and cheap return flights from $142 Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) with Expedia. One-way flights typically cost between $130 and $1400, and return flights often range between $290 and $1184. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
The cheapest month to fly from SOF to ATH is June when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
3 airlines operate nonstop service from SOF to ATH:

  • Aegean operates around 9 direct flights from SOF to ATH every week
  • Sky Express operates around 7 direct flights from SOF to ATH every week
  • Bulgaria Air operates around 7 direct flights from SOF to ATH every week

What is the cheapest airline that flies from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
Bulgaria Air is one of the cheapest airlines offering connecting flights from Sofia (SOF) to Athens (ATH), with round-trip tickets starting from around $211. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
To find a cheap flight from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
The best airline to fly with from Sofia (SOF) to Athens (ATH) will differ from traveler to traveler. If you like to fly early, Aegean offers early morning flights. If price is the most important factor, Sky Express typically offers the lowest fares. Lufthansa offers the most daily flights from SOF to ATH, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
There are approximately 2 nonstop flights per day from (SOF) to Eleftherios Venizelos (ATH). For more options, look at flights that include layovers.
What is the earliest flight from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
The earliest flight from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) typically departs at 12:20 AM, operated by El Al. This seasonal service is active in April, May, and June, allowing you to arrive in Athens early and make the most of your day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
The most popular departure times for flights from Sofia (SOF) to Athens (ATH) are in the late afternoon, from 3pm to 6pm. About 24% of passengers prefer this time window. Many major carriers, including Aegean Airlines, Turkish Airlines and Austrian Airlines, offer flights during this window. This timing is popular because it allows you to have a full day in Sofia before your flight.
How long does it take to fly from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
Direct flights from SOF to ATH usually take about 1 hour 20 minutes, traveling roughly 330 miles. If you opt for a connecting flight, expect to add around 10 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
Select the "Business class" and "First class" filters when looking for SOF to ATH flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
A non-stop, one-way business class flight from Sofia (SOF) to Athens (ATH) is usually around $412 - $453. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) flight with Expedia?
It's easy to earn miles on a Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Athens from SOF (SOF)?
From SOF (SOF), you can fly into Eleftherios Venizelos (ATH) to reach Athens. Some flights may connect through major hubs like Vienna Intl. (VIE), Franz Josef Strauss Intl. (MUC), Frederic Chopin (WAW) before reaching Athens. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) at the last minute?
Typically, booking a last minute flight from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) flight and hotel package?
Securing a Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) Athens Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sofia (SOF) to Athens (ATH-Eleftherios Venizelos)?
If you booked your Sofia (SOF) to Athens (ATH-Eleftherios Venizelos) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sofia
Destination airport
Eleftherios Venizelos
Airlines serving
Aegean, Air Serbia, Austrian Airlines, Bulgaria Air, ITA Airways, LOT-Polish Airlines, Lufthansa, SKY express, Swiss International Air Lines, Tarom-Romanian Air Transport, Turkish Airlines
Roundtrip price
$142
Distance
329 mi
Average flight time
1 hour 20 mins

Book with confidence

Sofia to Athens Flights

The cheapest times to fly from Sofia to Athens

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to Athens are during the month of June. You can find some of the cheapest flights from Sofia to Athens with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Athens

Sunday is one of the best days to book for cheap flights from Sofia to Athens: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to Athens

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to Athens in 2026. You can also book with separate airlines for your outbound and return journeys, from $42 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to Athens flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to Athens airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sofia to Athens Flights

*Flight schedules are subject to change.

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