Cheapest return flights from Charlotte to Lisbon in September from $707

Best time to book flights for Charlotte (CLT) to Lisbon (LIS) flights at AirHint

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

Return flights

24 Sep - 04 Oct British Airways
12 Sep - 21 Oct Spirit Airlines
12 Sep - 22 Oct Spirit Airlines
29 Sep - 06 Oct United
06 Sep - 16 Sep Delta
02 Sep - 10 Sep Finnair
09 Sep - 16 Sep United
19 Sep - 26 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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon