AirHint found the following cheapest return flights from Hamburg (HAM) to Riga (RIX) in September 2025 (see full year).

Return flights

22 Sep - 08 Oct	Ryanair
29 Sep - 01 Oct	Wizz Air
17 Sep - 24 Sep	Wizz Air
27 Sep - 28 Sep	Wizz Air
29 Sep - 01 Oct	airBaltic	direct
22 Sep - 28 Sep	Ryanair
26 Sep - 02 Oct	Ryanair
20 Sep - 20 Oct	Wizz Air
24 Sep - 26 Sep	Wizz Air
24 Sep - 24 Sep	Wizz Air
20 Sep - 27 Sep	Wizz Air
30 Sep - 14 Oct	airBaltic	direct
30 Sep - 03 Oct	airBaltic	direct
24 Sep - 27 Sep	Wizz Air
30 Sep - 06 Oct	Wizz Air
28 Sep - 02 Oct	Wizz Air
23 Sep - 25 Sep	Wizz Air
22 Sep - 23 Sep	Ryanair
28 Sep - 02 Oct	airBaltic	direct
23 Sep - 26 Sep	airBaltic

Also check the deals for one-way flights from Hamburg to Riga 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.

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Cheapest return flights from Hamburg to Riga in September from 133€

Return flights