Cheapest return flights from Chicago to Porto in April from 514€

Best time to book flights for Chicago (ORD) to Porto (OPO) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Porto (OPO) in April 2025 (see full year).

Return flights

07 Apr - 14 Apr Scandinavian Airlines
08 Apr - 15 Apr Turkish Airlines
27 Apr - 04 May Turkish Airlines
29 Apr - 06 May Turkish Airlines
23 Apr - 30 Apr Turkish Airlines
12 Apr - 19 Apr Turkish Airlines
18 Apr - 25 Apr TAP
23 Apr - 27 Apr Turkish Airlines
27 Apr - 01 May TAP
25 Apr - 02 May TAP
24 Apr - 01 May Turkish Airlines
16 Apr - 27 Apr TAP
06 Apr - 13 Apr Scandinavian Airlines
05 Apr - 12 Apr TAP

Also check the deals for one-way flights from Chicago to Porto in April.

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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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