Cheap Flights from Chicago to Porto
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Airlines Flying from Chicago to Porto
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Flight deals from Chicago to Porto
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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ORD 14:2013h 25m1 stopsOPO 09:45Chicago - Porto | Tue, Jul 8 | United Airlines
OPO 12:5032h 1m1 stopsORD 14:51Porto - Chicago | Tue, Jul 15 | United AirlinesNZD 981 NZD 1,20719% OFF19% OFFNZD 1,207 NZD 981 -
ORD 15:3511h 45m1 stopsOPO 09:20Chicago - Porto | Wed, Jul 16 | United Airlines
OPO 12:1027h 42m1 stopsORD 09:52Porto - Chicago | Thu, Jul 24 | United AirlinesNZD 1,015 NZD 1,20716% OFF16% OFFNZD 1,207 NZD 1,015
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ORD 15:3512h1 stopsOPO 09:35Chicago - Porto | Mon, Jul 14 | United Airlines
OPO 19:2026h 35m1 stopsORD 15:55Porto - Chicago | Mon, Jul 21 | Swiss AirlinesNZD 1,016 NZD 1,20716% OFF16% OFFNZD 1,207 NZD 1,016
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ORD 08:4018h 40m1 stopsOPO 09:20Chicago - Porto | Wed, Jul 9 | Air Canada
OPO 12:1529h 55m1 stopsORD 12:10Porto - Chicago | Tue, Jul 15 | Swiss AirlinesNZD 1,01816% OFFNZD 1,207 NZD 1,018 -
ORD 10:4016h 40m1 stopsOPO 09:20Chicago - Porto | Wed, Jul 9 | United Airlines
OPO 12:1027h 42m1 stopsORD 09:52Porto - Chicago | Thu, Jul 17 | United AirlinesNZD 1,02115% OFFNZD 1,207 NZD 1,021
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ORD 08:4716h 18m1 stopsOPO 07:05Chicago - Porto | Wed, Jul 2 | United Airlines
OPO 12:3528h 4m1 stopsORD 10:39Porto - Chicago | Wed, Jul 9 | United AirlinesNZD 1,05413% OFFNZD 1,207 NZD 1,054
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ORD 14:0713h 28m1 stopsOPO 09:35Chicago - Porto | Mon, Jul 7 | United Airlines
OPO 06:0035h1 stopsORD 11:00Porto - Chicago | Mon, Jul 14 | United AirlinesNZD 1,05912% OFFNZD 1,207 NZD 1,059
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ORD 19:3529h 30m1 stopsOPO 07:05Chicago - Porto | Tue, Jul 1 | United Airlines
OPO 12:5025h 9m1 stopsORD 07:59Porto - Chicago | Tue, Jul 8 | Air CanadaNZD 1,08110% OFFNZD 1,207 NZD 1,081
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ORD 14:2010h 45m1 stopsOPO 07:05Chicago - Porto | Thu, Jul 10 | United Airlines
OPO 12:1032h 41m1 stopsORD 14:51Porto - Chicago | Thu, Jul 17 | United AirlinesNZD 1,08110% OFFNZD 1,207 NZD 1,081
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ORD 07:1520h 20m1 stopsOPO 09:35Chicago - Porto | Mon, Jun 30 | United Airlines
OPO 19:2026h 35m1 stopsORD 15:55Porto - Chicago | Mon, Jul 7 | Swiss AirlinesNZD 1,0989% OFFNZD 1,207 NZD 1,098
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CHI 13:0017h 25m1 stopsOPO Invalid DateChicago - Porto | Fri, May 30 | Normal Airline
OPO 15:006hDirectCHI 16:00Porto - Chicago | Sun, Jun 1 | Normal AirlineFind More FlightsFind More Flights
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ORD 18:1014h 50m1 stopsOPO 15:00Chicago - Porto | Mon, Jul 7 | TAP Air PortugalNZD 517 NZD 88442% OFF42% OFFNZD 884 NZD 517 -
ORD 18:0014h 55m1 stopsOPO 14:55Chicago - Porto | Fri, Jul 25 | TAP Air PortugalNZD 603 NZD 88432% OFF32% OFFNZD 884 NZD 603
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ORD 11:3518h 5m1 stopsOPO 11:40Chicago - Porto | Tue, Jul 15 | American AirlinesNZD 708 NZD 88420% OFF20% OFFNZD 884 NZD 708 -
ORD 08:4019h 35m1 stopsOPO 10:15Chicago - Porto | Wed, Jul 9 | Jetblue AirwaysNZD 72818% OFFNZD 884 NZD 728 -
ORD 07:0921h 21m1 stopsOPO 10:30Chicago - Porto | Sat, Jul 19 | American AirlinesNZD 74016% OFFNZD 884 NZD 740
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ORD 06:1622h 14m1 stopsOPO 10:30Chicago - Porto | Sat, Jul 19 | Jetblue AirwaysNZD 75714% OFFNZD 884 NZD 757
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ORD 08:1521h 25m1 stopsOPO 11:40Chicago - Porto | Fri, Jul 25 | American AirlinesNZD 76713% OFFNZD 884 NZD 767
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ORD 19:0530h 40m1 stopsOPO 07:45Chicago - Porto | Tue, Jul 8 | Swiss AirlinesNZD 79111% OFFNZD 884 NZD 791 -
ORD 15:3512h 50m1 stopsOPO 10:25Chicago - Porto | Tue, Jul 15 | LufthansaNZD 80010% OFFNZD 884 NZD 800 -
ORD 19:3529h 30m1 stopsOPO 07:05Chicago - Porto | Tue, Jul 1 | United AirlinesNZD 8059% OFFNZD 884 NZD 805
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CHI 13:0017h 25m1 stopsOPO Invalid DateChicago - Porto | Fri, May 30 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Information from Chicago to Porto
| Cheapest one-way flight price | NZD 438 |
|---|---|
| Off-season for travel | April |
| Peak season for travel | June |
| Flight distance | 6,318.63 km |
| Popular airline | Iberia |
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
FAQ
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When are flight tickets from Chicago (CHI) to Porto (OPO) the cheapest?
Airlines adjust prices for flights from Chicago to Porto based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Chicago (CHI) to Porto (OPO) cost?
According to Trip.com's data, the lowest price is around NZD 1,756.
How to find a cheap flight from Chicago to Porto
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to Porto. Book your flights at the right time and save more.
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Check One-way Fares
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