Cheapest return flights from Boston to Sofia in April from $564

Best time to book flights for Boston (BOS) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Sofia (SOF) in April 2025 (see full year).

Return flights

29 Apr - 17 May Fly Play
14 Apr - 17 May Fly Play
14 Apr - 12 May Fly Play
24 Apr - 17 May Fly Play
04 Apr - 14 Apr Fly Play
13 Apr - 12 May Fly Play
13 Apr - 08 May Fly Play
03 Apr - 19 Apr Turkish Airlines
10 Apr - 12 May Azores Airlines
10 Apr - 08 May Azores Airlines
14 Apr - 28 Apr Fly Play
25 Apr - 04 May Icelandair
17 Apr - 01 May Air Canada
19 Apr - 26 Apr Air Canada

Also check the deals for one-way flights from Boston to Sofia in April.

Skyscanner

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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