AirHint found the following cheapest return flights from Philadelphia (PHL) to Stockholm (ARN) in August 2025 (see full year).

Return flights

20 Aug - 09 Sep	Air Canada
27 Aug - 09 Sep	Air Canada
12 Aug - 09 Sep	Air Canada
12 Aug - 02 Sep	Air Canada
19 Aug - 09 Sep	Air Canada
26 Aug - 09 Sep	Air Canada
19 Aug - 02 Sep	Air Canada
27 Aug - 10 Sep	Air Canada
19 Aug - 03 Sep	Air Canada
12 Aug - 19 Aug	Air Canada
19 Aug - 26 Aug	Air Canada
12 Aug - 26 Aug	Air Canada
20 Aug - 26 Aug	Air Canada
12 Aug - 03 Sep	Air Canada
20 Aug - 29 Aug	Air Canada
18 Aug - 25 Aug	British Airways
20 Aug - 27 Aug	British Airways
19 Aug - 27 Aug	British Airways
12 Aug - 27 Aug	British Airways

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

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Cheapest return flights from Philadelphia to Stockholm in August from $499

Return flights