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

Return flights

23 Sep - 08 Oct	Ryanair	direct
22 Sep - 08 Oct	Wizz Air	direct
18 Sep - 08 Oct	Wizz Air	direct
24 Sep - 08 Oct	Wizz Air	direct
21 Sep - 08 Oct	Wizz Air	direct
09 Sep - 12 Sep	Ryanair
03 Sep - 11 Sep	Wizz Air
03 Sep - 10 Sep	Wizz Air
04 Sep - 11 Sep	Ryanair
04 Sep - 10 Sep	Ryanair
02 Sep - 10 Sep	Ryanair
01 Sep - 10 Sep	Ryanair
17 Sep - 05 Oct	Wizz Air	direct
23 Sep - 05 Oct	Ryanair	direct
17 Sep - 07 Oct	Wizz Air	direct
23 Sep - 07 Oct	Ryanair	direct
07 Sep - 10 Sep	Wizz Air Malta
22 Sep - 05 Oct	Wizz Air	direct
13 Sep - 15 Sep	Ryanair
03 Sep - 09 Sep	Wizz Air

Also check the deals for one-way flights from Budapest to Lisbon 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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Cheapest return flights from Budapest to Lisbon in September from 103€

Return flights