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

Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Sofia (SOF) to Kolkata (CCU), with fares starting from $388.

What is the lowest current fare from SOF to CCU?

The lowest currently-listed fare from Sofia (SOF) to Kolkata (CCU) is $388 on 2026-10-03.

Is there a direct flight from Sofia to Kolkata?

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

Cheap flights from Sofia to Kolkata

Cheapest current fares: $388 in October 2026 on connecting flights.

Last updated May 22, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Sofia (SOF) to Kolkata (CCU). Refreshed daily.

Sofia (SOF) → Kolkata (CCU)

October 2026 $388

Frequently asked questions

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

Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Sofia (SOF) to Kolkata (CCU), with fares starting from $388.
What is the lowest current fare from SOF to CCU?

The lowest currently-listed fare from Sofia (SOF) to Kolkata (CCU) is $388 on 2026-10-03.
Is there a direct flight from Sofia to Kolkata?

There is currently no non-stop service from SOF to CCU. 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.