AirHint found the following cheapest return flights from Luxemburg (LUX) to Budapest (BUD) in September 2025 (see full year).

Return flights

18 Sep - 21 Sep	Ryanair
04 Sep - 09 Sep	Ryanair
08 Sep - 12 Sep	Ryanair
04 Sep - 06 Sep	Ryanair
19 Sep - 22 Sep	Ryanair
07 Sep - 12 Sep	Ryanair
06 Sep - 09 Sep	Ryanair
14 Sep - 21 Sep	Ryanair
15 Sep - 17 Sep	Ryanair
05 Sep - 09 Sep	Ryanair
25 Sep - 29 Oct	Ryanair

Also check the deals for one-way flights from Luxemburg to Budapest 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 Luxemburg to Budapest in September from 126€

Return flights