What is the cheapest month to fly from Helsinki to Sofia?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Helsinki (HEL) to Sofia (SOF), with fares starting from $95.

What is the lowest current fare from HEL to SOF?

The lowest currently-listed fare from Helsinki (HEL) to Sofia (SOF) is $95 on 2026-09-03.

Is there a direct flight from Helsinki to Sofia?

There is currently no non-stop service from HEL to SOF. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Helsinki to Sofia

Cheapest current fares: $95 in September 2026 on connecting flights.

Last updated August 5, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Helsinki (HEL) to Sofia (SOF). Refreshed daily.

Helsinki (HEL) → Sofia (SOF)

September 2026 $95
August 2026 $107
October 2026 $115

Frequently asked questions

What is the cheapest month to fly from Helsinki to Sofia?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Helsinki (HEL) to Sofia (SOF), with fares starting from $95.
What is the lowest current fare from HEL to SOF?

The lowest currently-listed fare from Helsinki (HEL) to Sofia (SOF) is $95 on 2026-09-03.
Is there a direct flight from Helsinki to Sofia?

There is currently no non-stop service from HEL to SOF. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

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