Cheapest return flights from Delhi to Sofia in December from $412

AirHint found the following cheapest return flights from Delhi (DEL) to Sofia (SOF) in December 2025 (see full year).

Return flights

25 Dec - 08 Jan IndiGo
24 Dec - 04 Jan IndiGo
03 Dec - 07 Jan IndiGo
20 Dec - 01 Jan IndiGo
25 Dec - 29 Dec IndiGo
15 Dec - 22 Dec IndiGo
03 Dec - 08 Dec IndiGo
27 Dec - 02 Jan LOT
20 Dec - 25 Dec IndiGo
12 Dec - 17 Dec LOT
14 Dec - 21 Dec SWISS

Also check the deals for one-way flights from Delhi to Sofia in December.

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