Cheapest return flights from Boston to Stockholm in September from $372

Best time to book flights for Boston (BOS) to Stockholm (ARN) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Stockholm (ARN) in September 2025 (see full year).

Return flights

14 Sep - 19 Sep Icelandair
30 Sep - 07 Oct Icelandair
28 Sep - 05 Oct Icelandair
29 Sep - 06 Oct Icelandair
06 Sep - 13 Sep Icelandair
09 Sep - 16 Sep Icelandair
10 Sep - 17 Sep Icelandair
11 Sep - 18 Sep Icelandair
13 Sep - 20 Sep Icelandair
02 Sep - 09 Sep Icelandair
16 Sep - 23 Sep Icelandair
17 Sep - 24 Sep Icelandair
18 Sep - 25 Sep Icelandair
06 Sep - 01 Oct Delta
27 Sep - 04 Oct Scandinavian Airlines
24 Sep - 01 Oct Scandinavian Airlines
26 Sep - 03 Oct Scandinavian Airlines

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

Book a cheap hotel in Stockholm

Cheap car rent in Stockholm