Cheapest one-way flights from Boston to Copenhagen in September from $173

AirHint found the following cheapest one-way flights from Boston (BOS) to Copenhagen (CPH) in September 2025 (see full year).

One-Way flights

07 Sep Icelandair
22 Sep Icelandair
01 Sep Icelandair
06 Sep Icelandair
11 Sep Icelandair
15 Sep Scandinavian Airlines direct
07 Sep Scandinavian Airlines direct
06 Sep Scandinavian Airlines direct
11 Sep Scandinavian Airlines direct
22 Sep Scandinavian Airlines direct

Also check the deals for return flights from Boston to Copenhagen in September.

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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