Cheapest one-way flights from Boston to Barcelona in August from 160€

AirHint found the following cheapest one-way flights from Boston (BOS) to Barcelona (BCN) in August 2025 (see full year).

One-Way flights

19 Aug Icelandair
05 Aug Icelandair
17 Aug Icelandair
06 Aug Icelandair
04 Aug Icelandair
16 Aug Iberia For Level direct
13 Aug Iberia For Level direct
03 Aug Iberia For Level direct
05 Aug Iberia For Level direct
06 Aug Iberia For Level direct

Also check the deals for return flights from Boston to Barcelona in August.

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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