AirHint found the following cheapest return flights from Helsinki (HEL) to Budapest (BUD) in December 2025 (see full year).

Return flights

07 Dec - 10 Dec	airBaltic
06 Dec - 10 Dec	airBaltic
07 Dec - 14 Dec	airBaltic
06 Dec - 08 Dec	airBaltic
07 Dec - 11 Dec	airBaltic
01 Dec - 03 Dec	airBaltic
07 Dec - 08 Dec	airBaltic
06 Dec - 07 Dec	airBaltic
03 Dec - 10 Dec	airBaltic
01 Dec - 05 Dec	Norwegian Air Sweden AOC
25 Dec - 07 Jan	airBaltic
13 Dec - 07 Jan	airBaltic
12 Dec - 07 Jan	Scandinavian Airlines
29 Dec - 07 Jan	airBaltic
25 Dec - 04 Jan	airBaltic
31 Dec - 07 Jan	Norwegian Air Sweden AOC
18 Dec - 04 Jan	airBaltic
31 Dec - 04 Jan	airBaltic
31 Dec - 05 Jan	airBaltic
30 Dec - 04 Jan	Finnair

Also check the deals for one-way flights from Helsinki to Budapest in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Helsinki to Budapest in December from $129

Return flights