London → Sofia flight prices: what is a good price?

On a typical day across the 72 days we have tracked London → Sofia, a return has cost €41. €37 or under is among the cheapest 10% of those days; up to €39 is in the cheapest quarter; above €42 is pricier than three days in four. The cheapest return we recorded was €37, seen on 2026-08-21.

• Exceptional: €37 or under
• Good: up to €39
• Typical: around €41
• Expensive: above €42