Cheapest return flights from Chicago to Lisbon in August from 467€

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

Return flights

25 Aug - 01 Sep Scandinavian Airlines
26 Aug - 02 Sep Scandinavian Airlines
19 Aug - 02 Sep Scandinavian Airlines
28 Aug - 04 Sep Scandinavian Airlines
30 Aug - 06 Sep Turkish Airlines
31 Aug - 07 Sep Turkish Airlines
27 Aug - 03 Sep Turkish Airlines
29 Aug - 05 Sep Turkish Airlines
04 Aug - 10 Aug KLM
06 Aug - 12 Aug Aer Lingus
01 Aug - 15 Aug Iberia
05 Aug - 12 Aug TAP direct
06 Aug - 12 Aug TAP direct
15 Aug - 22 Aug TAP direct
01 Aug - 15 Aug TAP direct
07 Aug - 15 Aug TAP direct
27 Aug - 03 Sep TAP direct
28 Aug - 04 Sep TAP direct

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

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