Cheapest return flights from Chicago to Lisbon in July from $695

Best time to book flights for Chicago (ORD) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Lisbon (LIS) in July 2025 (see full year).

Return flights

07 Jul - 14 Jul Iberia
21 Jul - 28 Jul Iberia
22 Jul - 29 Jul Air Canada
06 Jul - 13 Jul Finnair
13 Jul - 20 Jul Finnair
18 Jul - 25 Jul Finnair
01 Jul - 30 Jul Finnair
05 Jul - 12 Jul Finnair
18 Jul - 26 Jul Finnair
31 Jul - 03 Aug British Airways
03 Jul - 11 Jul British Airways
03 Jul - 01 Aug Finnair
31 Jul - 03 Aug TAP direct
26 Jul - 02 Aug TAP direct
03 Jul - 01 Aug TAP direct

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

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.

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