Cheapest return BOS–SOF flights, June

AirHint found the following cheapest return flights from Boston (BOS) to Sofia (SOF) in June 2026 (see full year).

Return flights

11 Jun - 22 Jun Porter Airlines (Canada) Ltd
10 Jun - 22 Jun Porter Airlines (Canada) Ltd
08 Jun - 22 Jun Porter Airlines (Canada) Ltd
10 Jun - 24 Jun Porter Airlines (Canada) Ltd
09 Jun - 23 Jun Porter Airlines (Canada) Ltd
12 Jun - 23 Jun Porter Airlines (Canada) Ltd
23 Jun - 07 Jul Porter Airlines (Canada) Ltd
13 Jun - 23 Jun Porter Airlines (Canada) Ltd
12 Jun - 26 Jun Porter Airlines (Canada) Ltd
13 Jun - 26 Jun Porter Airlines (Canada) Ltd
20 Jun - 04 Jul Iberia
06 Jun - 08 Jun Air France
19 Jun - 04 Jul Porter Airlines (Canada) Ltd

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

Powered by

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.

Book a cheap hotel in Sofia

Cheap car rent in Sofia

Feel free to contact us with any feedback or request another flight research.