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

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

What is the lowest current fare from HAN to SOF?

The lowest currently-listed fare from Hanoi (HAN) to Sofia (SOF) is $388 on 2026-09-17.

Is there a direct flight from Hanoi to Sofia?

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

Cheap flights from Hanoi to Sofia

Cheapest current fares: $388 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 Hanoi (HAN) to Sofia (SOF). Refreshed daily.

Hanoi (HAN) → Sofia (SOF)

September 2026 $388

Frequently asked questions

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

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

The lowest currently-listed fare from Hanoi (HAN) to Sofia (SOF) is $388 on 2026-09-17.
Is there a direct flight from Hanoi to Sofia?

There is currently no non-stop service from HAN 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.