Cheapest return flights from Boston to Copenhagen in August from $452

Best time to book flights for Boston (BOS) to Copenhagen (CPH) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Copenhagen (CPH) in August 2025 (see full year).

Return flights

23 Aug - 03 Sep Fly Play
10 Aug - 19 Aug Icelandair
14 Aug - 21 Aug Icelandair
19 Aug - 26 Aug Icelandair
24 Aug - 31 Aug Scandinavian Airlines direct
19 Aug - 26 Aug Scandinavian Airlines direct
23 Aug - 03 Sep Scandinavian Airlines direct
04 Aug - 11 Aug Icelandair
29 Aug - 05 Sep Icelandair
14 Aug - 21 Aug Scandinavian Airlines direct
04 Aug - 11 Aug Scandinavian Airlines direct
29 Aug - 05 Sep Scandinavian Airlines direct

Also check the deals for one-way flights from Boston to Copenhagen 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.

Book a cheap hotel in Copenhagen

Cheap car rent in Copenhagen