Cheapest return flights from Charlotte to Lisbon in September from $701

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

Return flights

29 Sep - 25 Oct Spirit Airlines
24 Sep - 16 Oct Delta
19 Sep - 25 Sep Frontier Airlines
14 Sep - 19 Sep Spirit Airlines
19 Sep - 11 Oct Frontier Airlines
26 Sep - 03 Oct United
03 Sep - 27 Sep Spirit Airlines
15 Sep - 22 Sep United
24 Sep - 01 Oct United
20 Sep - 27 Sep United
22 Sep - 29 Sep United

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