Top Airlines Flying from Sofia to Athens

You can choose from 1 airlines that fly from Sofia to Athens, including AEGEAN, SKY express offers the lowest prices on this route.
AEGEAN logo AEGEAN
Airlines are determined based on actual purchased flight tickets from Sofia to Athens according to previous 12 months data from Trip.com.

Explore the cheapest flights from Sofia to Athens in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at €57, and round-trip direct tickets start at €114.

Displayed flight fares from Sofia to Athens are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flying from Sofia to Athens

The distance between Sofia and Athens is approximately 531.13 km. It takes around 1 hour 20 minutes on average to fly from Sofia to Athens. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight price€37
Cheapest round-trip ticket price€114
Off-season for travelSeptember
Peak season for travelJuly
Flight distance531.13 km
Average flight time1 hour 20 minutes
Popular airlineAEGEAN
Flight statistics for the Sofia–Athens route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Sofia to Athens.

What is the cheapest month for one-way flights from Sofia to Athens?

The average price of one-way flights from Sofia to Athens purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Sofia to Athens is November, with an average price of €76; while the month with the highest flight price is usually May, with an average price of up to €124.

€124
€100
€76
€52
    Cheapest
  • €98
    Jun
  • €93
    Jul
  • €113
    Aug
  • €99
    Sep
  • €96
    Oct
  • €76
    Nov
  • €105
    Dec
  • €90
    Jan
  • €109
    Feb
  • €111
    Mar
  • €100
    Apr
  • €124
    May

Which day of the week has the lowest fares for flights from Sofia to Athens?

The average weekly fares for flights from Sofia to Athens on different dates. (Based on Trip.com’s data from the past 12 months)

Based on Trip.com’s data from the past 12 months, Monday offers the lowest fares for flights from Sofia to Athens, while Saturday typically has the highest fares.

€142
€120
€97
€75
  • €97
    Mon
  • €102
    Tue
  • €101
    Wed
  • €97
    Thu
  • €102
    Fri
  • €142
    Sat
  • €104
    Sun

Frequently Asked Questions

  • What are the cheapest flights from Sofia to Athens (SOF-ATH)?

    Based on Trip.com data, Wizz Air offers one-way fares as low as €37 on Cheapest nonstop routes (e.g. SOF to ATH on Thu, Jul 2), while SKY express offers Cheapest nonstop round-trips from €114 departing on Mon, Aug 3 and returning on Thu, Aug 6.
  • At the moment, you can catch a nonstop flight from Sofia to Athens with the following airlines, including: AEGEAN Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 1 hour 20 minutes to fly from Sofia (SOF) to Athens (ATH).
  • 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.
  • Based on Trip.com data in the past 4 weeks, there is 5 flight per week flying from Sofia to Athens. You can check the weekly schedule for popular airlines on this route below: AEGEAN: -/M/-/W/T/-/S -- A31151 (15:58)
  • 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 Thu, Jul 2, with one-way flights priced at just €37.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is SKY express.
    · 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.
  • The cheapest months to fly from Sofia to Athens is September, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Sofia to Athens on June 10, 2026 with Wizz Air, with prices starting at €38.
  • You can land at any one of the following hubs in Athens, with Sofia International 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).
  • The time difference between Athens and Sofia is 0h.
  • Tickets can only be changed or canceled 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.

Trip.com Airline Insights on Flights from Sofia to Athens

Which airline offers the cheapest direct flights from Sofia to Athens?

The average fare for all direct flights from Sofia to Athens. (Based on Trip.com’s data from the past 12 months)

Based on Trip.com’s data from the past 12 months, Bulgaria Air offers the cheapest direct flights from Sofia to Athens, with prices starting from €92.

€27
€92
€158
€223
€288
Bulgaria Air
€92
Bulgaria Air
SKY express
€93
SKY express
AEGEAN
€114
AEGEAN
Air Serbia
€176
Air Serbia
Tarom
€196
Tarom
Turkish Airlines
€288
Turkish Airlines

Which airline operates the most frequent flights from Sofia to Athens?

Total number of flights from Sofia to Athens operated by all airlines. (Based on Trip.com data from the past month)

Based on Trip.com’s data from the past month, AEGEAN/Bulgaria Air operates the most frequent flights from Sofia to Athens, with 14 flights per week.

1
5
10
14
AEGEAN
14
AEGEAN
Bulgaria Air
14
Bulgaria Air
Etihad Airways
6
Etihad Airways
SKY express
6
SKY express
IndiGo
5
IndiGo
Qatar Airways
5
Qatar Airways

How many flights operate daily from Sofia to Athens?

The number of weekly flights operating on each date from Sofia to Athens. (Based on Trip.com’s data from the past month)

Based on Trip.com’s data from the past month, Friday is the day with the most flights from Sofia to Athens, while Saturday has the fewest.

48
32
15
0
Highest
26
Mon
20
Tue
20
Wed
31
Thu
48
Fri
15
Sat
33
Sun

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before payment. Charges for checked baggage, onboard meals, Wi-Fi, and other optional services may also appear in the flight cards where applicable.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.