Cheapest return flights from Atlanta to Sofia in December from 465€

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

Return flights

08 Dec - 24 Dec Air France
11 Dec - 23 Dec KLM
06 Dec - 27 Dec Spirit Airlines
14 Dec - 23 Dec Air France
16 Dec - 31 Dec Frontier Airlines
21 Dec - 28 Dec Frontier Airlines
22 Dec - 27 Dec Frontier Airlines
18 Dec - 04 Jan Frontier Airlines

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

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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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