Cheapest return LAX–LIS flights, August

AirHint found the following cheapest return flights from Los Angeles (LAX) to Lisbon (LIS) in August 2026 (see full year).

Return flights

04 Aug - 03 Sep Iberia
27 Aug - 11 Sep Frontier Airlines
16 Aug - 25 Aug Aer Lingus
11 Aug - 25 Aug Finnair
19 Aug - 31 Aug Frontier Airlines
04 Aug - 25 Aug Iberia
26 Aug - 09 Sep Frontier Airlines
02 Aug - 28 Aug TAP direct
16 Aug - 25 Aug TAP direct
04 Aug - 25 Aug TAP direct
18 Aug - 30 Aug Air France
19 Aug - 29 Aug jetBlue
18 Aug - 25 Aug TAP direct
27 Aug - 02 Sep WestJet

Also check the deals for one-way flights from Los Angeles to Lisbon in August.

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