Cheapest return flights from Las Vegas to Lisbon in September from $635

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

Return flights

16 Sep - 23 Sep Air Canada
21 Sep - 05 Oct Air Canada
06 Sep - 26 Sep Air Canada

Also check the deals for one-way flights from Las Vegas to Lisbon in September.

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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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