Cheap Flights from Athens to Sofia — from €121
Compare cheap flights from Athens 🇬🇷 to Sofia 🇧🇬. Real prices, daily refreshed from Aviasales.
Cheapest month: 2026-04 at €121. Highest: €160. Tap a bar to jump to that month's fares ↓
Live cached prices from Aviasales. Pick a month, compare, book in one click.
| Currency | BGN |
| Language | Bulgarian |
| Power plug | Type C/F |
| Tipping | 10% |
| Emergency | 112 |
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Athens → Barcelona Athens → Madrid Athens → Malaga Athens → Valencia Athens → Seville Athens → Ibiza Athens → Mallorca Athens → Tenerife Athens → Gran Canaria Athens → Lanzarote Athens → Bilbao Athens → Granada Athens → Lisbon Athens → Porto Athens → Faro Athens → Madeira Athens → Rome Athens → Milan Athens → Venice Athens → Florence Athens → Naples Athens → Palermo Athens → Catania Athens → Bologna Athens → Bari Athens → Verona Athens → Pisa Athens → Sardinia Athens → Paris Athens → Nice
London → Sofia Paris → Sofia Amsterdam → Sofia Brussels → Sofia Frankfurt → Sofia Munich → Sofia Berlin → Sofia Hamburg → Sofia Zurich → Sofia Geneva → Sofia Vienna → Sofia Dublin → Sofia Madrid → Sofia Barcelona → Sofia Lisbon → Sofia Porto → Sofia Rome → Sofia Milan → Sofia Naples → Sofia Copenhagen → Sofia Stockholm → Sofia Oslo → Sofia Helsinki → Sofia Reykjavik → Sofia Warsaw → Sofia Krakow → Sofia Prague → Sofia Budapest → Sofia Bucharest → Sofia
Updated 2026-04-14 · Real-time travel data · Affiliate disclosure: this page contains affiliate links — we earn a commission if you book.
The Athens to Sofia flight takes approximately 1–3 hours. Total journey time including check-in and airport transfers adds 2–3 hours. Filter search results by total journey time, not just fare, to find the most efficient routing.
January, february, and november typically offer the lowest fares, often 15–25% below peak-season prices. Shoulder season — April through May and September through October — balances value with excellent travel conditions. Avoid school holiday windows, when demand drives fares sharply higher.
Book 3–5 weeks ahead for the best price and seat availability. Fares typically rise sharply inside 14 days of departure. Searching on Tuesday or Wednesday mornings returns 10–15% lower fares than weekend searches on average.
Yes, nonstop options operate on this route — frequency varies by season.
Set a fare alert for the route and search ±3 days around your target travel dates. Frankfurt, Amsterdam, and Paris CDG provide the most reliable connections for this route. Self-connecting through a separate booking can beat bundled itinerary prices by 20–30%, though this carries risk if your first segment is delayed.