Cheapest one-way flights from Frankfurt to Brussels in September from 71€

AirHint found the following cheapest one-way flights from Frankfurt (FRA) to Brussels (BRU) in September 2025 (see full year).

One-Way flights

05 Sep Ryanair
11 Sep Ryanair
04 Sep Ryanair
06 Sep Ryanair
24 Sep Aer Lingus
16 Sep Brussels Airlines direct
01 Sep Brussels Airlines direct
05 Sep Brussels Airlines direct
24 Sep Brussels Airlines direct
25 Sep Brussels Airlines direct

Also check the deals for return flights from Frankfurt to Brussels 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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