Best Airlines for Sofia to Lisbon Flights (SOF – LIS)

Compare cheap flights from Sofia to Lisbon (SOF–LIS) across popular airlines. Check departure times, flight duration, and direct vs. connecting options to find the best-value tickets, then book to lock in low fares. Current cheapest airline on this route: Bulgaria Air.
Bulgaria Air logo Bulgaria Air
Airlines are determined based on actual purchased flight tickets from Sofia to Lisbon according to previous 12 months data from Trip.com.

Book direct and connecting flights from Sofia (SOF) to Lisbon (LIS) from €101 one-way and €203 rounded trip. Compare prices for the next 3 months and find the cheapest dates to fly.

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

Key Facts About Flights From Sofia to Lisbon

Get a quick overview of the Sofia to Lisbon route before you book. The table below highlights typical ticket prices, best travel months, flight distance, average journey time and the most popular airline.

Cheapest one-way flight price€45
Cheapest return ticket price€109
Off-season for travelDecember
Peak season for travelJuly
Flight distance2,758.72 km
Popular airlineBulgaria Air
Flight statistics for the Sofia–Lisbon route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Sofia to Lisbon (SOF-LIS)?

    Based on Trip.com data, Wizz Air offers one-way fares as low as €45 on Cheapest nonstop routes (e.g. SOF to LIS on Tue, Mar 17), while Wizz Air offers Cheapest nonstop round-trips from €109 departing on Sat, Mar 14 and returning on Tue, Mar 17.
  • At the moment, you can catch a nonstop flight from Sofia to Lisbon with the following airlines, including: Bulgaria Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • 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 Lisbon 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 2 flight per week flying from Sofia to Lisbon. You can check the weekly schedule for popular airlines on this route below: Bulgaria Air: S/-/T/-/-/F/- -- FB563 (19:34)
  • To find best deals on flights from Sofia to Lisbon, 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 Tue, Mar 17, with one-way flights priced at just €45.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Bulgaria Air.
    · 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 Lisbon travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Sofia to Lisbon is December, when demand for travel is lower.
  • After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Sofia to Lisbon on March 24, 2026 with Wizz Air, with prices starting at €39.
  • You can land at any one of the following hubs in Lisbon, with Sofia International Airport to Humberto Delgado Airport (SOF-LIS) is by far the most common option on this route: Humberto Delgado Airport (LIS).
  • The time difference between Lisbon and Sofia is 2h.
  • 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 Lisbon

Which airlines offer the cheapest nonstop flights from Sofia to Lisbon?

Data is based on the average price of all nonstop flights from Sofia to Lisbon on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, AEGEAN offers the cheapest nonstop flights from Sofia to Lisbon, with an average price of €112.

€112
€235
€357
€479
AEGEAN
€112
AEGEAN
Air Serbia
€117
Air Serbia
Bulgaria Air
€208
Bulgaria Air
LOT Polish Airlines
€254
LOT Polish Airlines
Lufthansa
€284
Lufthansa
ITA Airways
€479
ITA Airways