Cheapest return flights from London to Brussels in September from 123€

Best time to book flights for London (LGW) to Brussels (BRU) flights at AirHint

AirHint found the following cheapest return flights from London (LGW) to Brussels (BRU) in September 2025 (see full year).

Return flights

09 Sep - 23 Sep Wizz Air
23 Sep - 25 Sep Ryanair
11 Sep - 14 Sep Ryanair
11 Sep - 16 Sep Ryanair
05 Sep - 08 Sep Ryanair
15 Sep - 03 Oct Wizz Air UK
13 Sep - 19 Sep Norwegian
08 Sep - 12 Sep Wizz Air UK
18 Sep - 20 Sep Norwegian
16 Sep - 18 Sep Air Europa
04 Sep - 08 Sep Air Europa

Also check the deals for one-way flights from London 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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