AirHint found the following cheapest return flights from Belem (BEL) to Lisbon (LIS) in September 2026 (see full year).

Return flights

17 Sep - 03 Oct	GOL Linhas Aéreas
17 Sep - 02 Oct	GOL Linhas Aéreas
19 Sep - 03 Oct	GOL Linhas Aéreas
19 Sep - 09 Oct	TAP	direct
19 Sep - 08 Oct	TAP	direct
12 Sep - 25 Sep	GOL Linhas Aéreas
21 Sep - 28 Sep	TAP	direct
19 Sep - 03 Oct	TAP	direct
17 Sep - 30 Sep	GOL Linhas Aéreas
17 Sep - 07 Oct	TAP	direct
16 Sep - 07 Oct	TAP	direct
17 Sep - 02 Oct	TAP	direct
17 Sep - 03 Oct	TAP	direct
11 Sep - 29 Sep	GOL Linhas Aéreas
20 Sep - 27 Sep	GOL Linhas Aéreas
01 Sep - 20 Sep	GOL Linhas Aéreas
10 Sep - 15 Sep	GOL Linhas Aéreas
10 Sep - 15 Sep	TAP	direct
12 Sep - 25 Sep	TAP	direct
07 Sep - 14 Sep	TAP	direct

Also check the deals for one-way flights from Belem 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.

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Cheapest return flights from Belem to Lisbon in September from $1007

Return flights