Cheap flights from Karlsruhe/Baden-Baden to Sofia

Cheapest current fares: $59 in June 2026, 1,365 km direct flight in ~1h 36m.

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Live fares · FKB → SOF

Cheapest month-by-month fares

Lowest available fare per calendar month from Karlsruhe/Baden-Baden (FKB) to Sofia (SOF). Refreshed daily.

Karlsruhe/Baden-Baden (FKB) → Sofia (SOF)

  1. June 2026 $59
  2. May 2026 $113

Frequently asked questions

  • What is the cheapest month to fly from Karlsruhe/Baden-Baden to Sofia?

    Based on current 6-month forward fare data, June 2026 is the cheapest month to fly from Karlsruhe/Baden-Baden (FKB) to Sofia (SOF), with fares starting from $59.

  • What is the lowest current fare from FKB to SOF?

    The lowest currently-listed fare from Karlsruhe/Baden-Baden (FKB) to Sofia (SOF) is $59 on 2026-06-08.

  • How long is the flight from Karlsruhe/Baden-Baden to Sofia?

    Direct flights from FKB to SOF cover approximately 1,365 km (848 miles), with an estimated flight time of 1h 36m. Operating airlines: FR.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: FKB → SOF Cheapest month to fly to Sofia All flights from Karlsruhe/Baden-Baden All flights to Sofia Flights to Bulgaria Visa-free with Germany passport FR routes