Cheapest one-way flights from Barcelona to Boston in August from $284
AirHint found the following cheapest one-way flights from Barcelona (BCN) to Boston (BOS) in August 2025 (see full year).
One-Way flights
| 28 Aug | LEVEL | direct | |
| 29 Aug | LEVEL | direct | |
| 27 Aug | LEVEL | direct | |
| 14 Aug | LEVEL | direct | |
| 25 Aug | LEVEL | direct | |
| 19 Aug | LEVEL | direct | |
| 12 Aug | LEVEL | direct | |
| 20 Aug | LEVEL | direct | |
| 07 Aug | LEVEL | direct | |
| 15 Aug | LEVEL | direct |
Also check the deals for return flights from Barcelona to Boston in August.
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.
