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

Return flights

03 Sep - 10 Sep	Ryanair
12 Sep - 19 Sep	Ryanair
25 Sep - 28 Sep	Ryanair
26 Sep - 28 Sep	Ryanair
18 Sep - 21 Sep	Ryanair
15 Sep - 19 Sep	Ryanair
18 Sep - 22 Sep	Ryanair
12 Sep - 22 Sep	Ryanair
19 Sep - 28 Sep	Ryanair
19 Sep - 21 Sep	Ryanair
30 Sep - 01 Oct	Ryanair
21 Sep - 12 Oct	Ryanair
21 Sep - 12 Oct	Lufthansa	direct
21 Sep - 05 Oct	Finnair
21 Sep - 05 Oct	Lufthansa	direct
30 Sep - 01 Oct	Lufthansa	direct

Also check the deals for one-way flights from Frankfurt to Stockholm in September.

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

Cheapest return flights from Frankfurt to Stockholm in September from 139€

Return flights