Open interactive map →Cheap flights from Luxembourg to Sofia
Cheap flights from Luxembourg to Sofia, Bulgaria currently start at €46. Multiple carriers serve this route at competitive fares. Both direct and connecting flights operate between Luxembourg and Sofia. Browse the month-by-month price calendar below to find when fares are lowest, then click through to book.
Price patterns on the Luxembourg to Sofia route tend to spike during school holidays and public holiday weekends. Booking 4-6 weeks out generally balances availability and price well on this route. If your travel dates are flexible, check the price calendar for the lowest-priced months before searching for specific flights.
Cheapest month to fly
- August 2026€461 stopCheapest
Based on tracked fares, August is the cheapest month to fly this route at around €46.
Prices last updated: July 2026
About Sofia
Bulgaria's capital has quietly grown into one of Southeast Europe's more interesting city-break destinations - affordable, compact, and with a mix of Roman ruins, Orthodox churches, and a lively craft-beer and café scene. Vitosha mountain rises directly south of Sofia, offering hiking and skiing effectively within the city limits.
Alternative routes
Other ways to reach Sofia
Frequently asked questions
How much does a flight from Luxembourg to Sofia cost?
The cheapest fare currently available from Luxembourg to Sofia is €46. Prices on this route vary by season, day of week, and how far in advance you book. The month-by-month price calendar on this page shows exactly when fares are highest and lowest, so you can pick the most cost-effective window before searching for specific dates. Fares are refreshed regularly as our flight partners publish new availability.
Are there direct flights from Luxembourg to Sofia?
SkyHopp tracks both direct and connecting flights from Luxembourg to Sofia. Connecting flights are often priced lower but add travel time due to the layover. Whether a non-stop option exists on specific dates depends on airline schedules - use the "Direct only" filter on the interactive map to see non-stop options, or check the booking site for a full breakdown by stop count.
When is the cheapest time to fly from Luxembourg to Sofia?
Prices on this route typically dip during shoulder-season months, away from school holidays and public holiday windows. Mid-week departures - particularly Tuesday to Thursday - tend to be cheaper than flights on Fridays and Sundays from Luxembourg. The month-by-month price calendar above is the fastest way to identify the cheapest window - look for the months with the lowest fares before committing to travel dates. Booking 3-6 weeks in advance generally offers the best balance of price and seat availability on this route.
Which airlines fly from Luxembourg to Sofia?
Multiple carriers operate flights between Luxembourg and Sofia, with availability and pricing varying by date and season. Airline options and schedules change throughout the year, especially around peak travel periods when additional capacity is often added. Click through to our partner booking site to see the full list of airlines, departure times, and fare classes available for your chosen dates.