Cheapest return flights from Seattle to Hahn in September from $716

AirHint found the following cheapest return flights from Seattle (SEA) to Hahn (HHN) in September 2025 (see full year).

Return flights

27 Sep - 09 Oct Hawaiian Airlines
29 Sep - 15 Oct WestJet
12 Sep - 24 Sep Alaska Airlines
28 Sep - 10 Oct Alaska Airlines
22 Sep - 03 Oct Hawaiian Airlines
25 Sep - 02 Oct Alaska Airlines
18 Sep - 22 Sep WestJet
28 Sep - 09 Oct Frontier Airlines
19 Sep - 22 Sep Alaska Airlines
10 Sep - 17 Sep Alaska Airlines
25 Sep - 18 Oct Alaska Airlines
11 Sep - 18 Sep Alaska Airlines
15 Sep - 28 Sep WestJet
15 Sep - 11 Oct WestJet

Also check the deals for one-way flights from Seattle to Hahn 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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