Cheapest return flights from Chicago to Lisbon in July from $723

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

Return flights

16 Jul - 29 Jul Aer Lingus
26 Jul - 06 Aug Delta
12 Jul - 19 Jul Finnair
15 Jul - 24 Jul Delta
24 Jul - 28 Jul Aer Lingus
02 Jul - 06 Jul Finnair
26 Jul - 09 Aug Aer Lingus
10 Jul - 12 Jul Aer Lingus
30 Jul - 09 Aug Air Canada
01 Jul - 07 Jul KLM
15 Jul - 28 Jul Air France
24 Jul - 01 Aug Air Canada
26 Jul - 09 Aug TAP direct
25 Jul - 01 Aug TAP direct
19 Jul - 31 Jul Air Canada
15 Jul - 22 Jul TAP direct
24 Jul - 01 Aug TAP direct
30 Jul - 09 Aug TAP direct
30 Jul - 06 Aug TAP direct

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

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