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Cheap flights from Porto to Chicago from $369

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Porto to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
5:35 pm - 4:45 pmOPO  Porto-ORD Chicago O'Hare Intl
29h 10m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
7:10 pm - 12:05 pmORD  Chicago O'Hare Intl-OPO Porto
34h 55m1 stop Kastrup Copenhagen
$667Scandinavian Airlines
Sun, Nov 22 - Sat, Dec 5
Scandinavian Airlines Logo
5:35 pm - 4:45 pmOPO  Porto-ORD Chicago O'Hare Intl
29h 10m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
7:10 pm - 12:05 pmORD  Chicago O'Hare Intl-OPO Porto
34h 55m1 stop Kastrup Copenhagen
$676Scandinavian Airlines
Sun, Nov 22 - Sat, Dec 5
Multiple Airlines Logo
11:35 am - 3:30 pmOPO  Porto-ORD Chicago O'Hare Intl
33h 55m2 stops Madrid Barajas Lisbon Humberto Delgado
Multiple Airlines Logo
8:10 pm - 10:00 pmORD  Chicago O'Hare Intl-OPO Porto
19h 50m2 stops Lisbon Humberto Delgado Madrid Barajas
$679Multiple Airlines
Sat, Nov 21 - Fri, Dec 4
Scandinavian Airlines Logo
11:55 am - 4:45 pmOPO  Porto-ORD Chicago O'Hare Intl
34h 50m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:20 am - 11:05 amORD  Chicago O'Hare Intl-OPO Porto
22h 45m2 stops New York John F Kennedy Intl Kastrup Copenhagen
$698Scandinavian Airlines
Wed, Feb 17 - Sun, Feb 21
Scandinavian Airlines Logo
11:55 am - 4:45 pmOPO  Porto-ORD Chicago O'Hare Intl
34h 50m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
10:45 am - 11:05 amORD  Chicago O'Hare Intl-OPO Porto
18h 20m2 stops New York John F Kennedy Intl Kastrup Copenhagen
$700Scandinavian Airlines
Wed, Feb 17 - Sun, Feb 21
Scandinavian Airlines Logo
11:55 am - 4:45 pmOPO  Porto-ORD Chicago O'Hare Intl
34h 50m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
6:20 am - 11:05 amORD  Chicago O'Hare Intl-OPO Porto
22h 45m2 stops New York John F Kennedy Intl Kastrup Copenhagen
$704Scandinavian Airlines
Wed, Feb 17 - Sun, Feb 21
Scandinavian Airlines Logo
12:55 pm - 4:45 pmOPO  Porto-ORD Chicago O'Hare Intl
33h 50m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
7:10 pm - 10:40 amORD  Chicago O'Hare Intl-OPO Porto
33h 30m1 stop Kastrup Copenhagen
$752Scandinavian Airlines
Mon, Dec 21 - Mon, Jan 4
Multiple Airlines Logo
4:10 pm - 3:30 pmOPO  Porto-ORD Chicago O'Hare Intl
29h 20m2 stops Barcelona-El Prat Lisbon Humberto Delgado
Multiple Airlines Logo
6:50 pm - 6:30 pmORD  Chicago O'Hare Intl-OPO Porto
17h 40m1 stop Zurich
$763Multiple Airlines
Tue, Mar 2 - Tue, Mar 9
Multiple Airlines Logo
7:05 pm - 3:30 pmOPO  Porto-ORD Chicago O'Hare Intl
26h 25m2 stops Malaga Lisbon Humberto Delgado
Multiple Airlines Logo
8:10 pm - 3:00 pmORD  Chicago O'Hare Intl-OPO Porto
12h 50m1 stop Lisbon Humberto Delgado
$771Multiple Airlines
Sat, Nov 21 - Fri, Dec 4
Multiple Airlines Logo
6:30 am - 3:30 pmOPO  Porto-ORD Chicago O'Hare Intl
39h 00m2 stops Malaga Lisbon Humberto Delgado
Multiple Airlines Logo
8:10 pm - 3:00 pmORD  Chicago O'Hare Intl-OPO Porto
12h 50m1 stop Lisbon Humberto Delgado
$772Multiple Airlines
Sat, Nov 21 - Fri, Dec 4

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Scandinavian Airlines flights from Porto to Chicago O'Hare Intl Airport

Our best Scandinavian Airlines deals on Porto to Chicago O'Hare Intl Airport flight tickets
Scandinavian Airlines
Nov 22
OPO5:35 pmPorto
29h 10m
1 stop
ORD4:45 pmChicago O'Hare Intl
Dec 5
ORD7:10 pmChicago O'Hare Intl
34h 55m
1 stop
OPO12:05 pmPorto
$667
Scandinavian Airlines
Nov 22
OPO5:35 pmPorto
29h 10m
1 stop
ORD4:45 pmChicago O'Hare Intl
Dec 5
ORD7:10 pmChicago O'Hare Intl
34h 55m
1 stop
OPO12:05 pmPorto
$676
Scandinavian Airlines
Feb 17
OPO11:55 amPorto
34h 50m
1 stop
ORD4:45 pmChicago O'Hare Intl
Feb 21
ORD6:20 amChicago O'Hare Intl
22h 45m
2 stops
OPO11:05 amPorto
$698

Delta flights from Porto to Chicago O'Hare Intl Airport

Our best Delta deals on Porto to Chicago O'Hare Intl Airport flight tickets
Delta
Nov 22
OPO5:00 amPorto
15h 25m
1 stop
ORD2:25 pmChicago O'Hare Intl
Dec 5
ORD2:41 pmChicago O'Hare Intl
13h 54m
2 stops
OPO10:35 amPorto
$800
Delta
Dec 13
OPO5:00 amPorto
15h 25m
1 stop
ORD2:25 pmChicago O'Hare Intl
Jan 9
ORD10:33 amChicago O'Hare Intl
18h 02m
2 stops
OPO10:35 amPorto
$802
Delta
Nov 26
OPO5:00 amPorto
15h 25m
1 stop
ORD2:25 pmChicago O'Hare Intl
Dec 9
ORD1:35 pmChicago O'Hare Intl
12h 40m
1 stop
OPO8:15 amPorto
$803

momondo Fare Finder

 
Use the filters below to find and compare flights from Porto to Chicago O'Hare Intl Airport that are best for you.

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Route

Depart

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Price

Cheapest round-trip

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Sun 11/22

5:35 pm-4:45 pm

1 stop29h 10m

Chicago O'Hare Intl

Sat 12/5

7:10 pm-12:05 pm

1 stop34h 55m

$667

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Sun 11/22

5:35 pm-4:45 pm

1 stop29h 10m

Chicago O'Hare Intl

Sat 12/5

7:10 pm-12:05 pm

1 stop34h 55m

$676

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Sat 11/21

11:35 am-3:30 pm

2 stops33h 55m

Chicago O'Hare Intl

Fri 12/4

8:10 pm-10:00 pm

2 stops19h 50m

$679

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Wed 2/17

11:55 am-4:45 pm

1 stop34h 50m

Chicago O'Hare Intl

Sun 2/21

6:20 am-11:05 am

2 stops22h 45m

$698

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Wed 2/17

11:55 am-4:45 pm

1 stop34h 50m

Chicago O'Hare Intl

Sun 2/21

10:45 am-11:05 am

2 stops18h 20m

$700

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Wed 2/17

11:55 am-4:45 pm

1 stop34h 50m

Chicago O'Hare Intl

Sun 2/21

6:20 am-11:05 am

2 stops22h 45m

$704

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Mon 12/21

12:55 pm-4:45 pm

1 stop33h 50m

Chicago O'Hare Intl

Mon 1/4

7:10 pm-10:40 am

1 stop33h 30m

$752

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Tue 3/2

4:10 pm-3:30 pm

2 stops29h 20m

Chicago O'Hare Intl

Tue 3/9

6:50 pm-6:30 pm

1 stop17h 40m

$763
Quickest round-trip

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Sat 11/21

7:05 pm-3:30 pm

2 stops26h 25m

Chicago O'Hare Intl

Fri 12/4

8:10 pm-3:00 pm

1 stop12h 50m

$771

PortoChicago

OPO Porto - ORD Chicago O'Hare Intl

OPOORD

Porto

Sat 11/21

6:30 am-3:30 pm

2 stops39h 00m

Chicago O'Hare Intl

Fri 12/4

8:10 pm-3:00 pm

1 stop12h 50m

$772

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Porto to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How have Porto to Chicago O'Hare Intl Airport flight prices changed over time?

When to book flights from Porto to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto to Chicago O'Hare Intl Airport (OPO to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Chicago O'Hare Intl Airport

Best Price Found

$369

Fastest flight time

14h 30m

Direct flights

None
The best one-way flight to Chicago O'Hare Intl Airport from Porto in the past 72 hours is $369. The best round-trip flight deal from Porto to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $667.
The fastest flight from Porto to Chicago O'Hare Intl Airport takes 14h 30m
There are no direct flights from Porto to Chicago O'Hare Intl Airport. There are no popular flight routes from Porto to Chicago O'Hare Intl Airport.
Search flight deals

Frequently asked questions about flying from Porto to Chicago O'Hare Intl Airport

  • How far is Porto to Chicago O'Hare Intl by plane?

    Porto and Chicago O'Hare Intl are 3936.9 mi apart from one another. 14h 30m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Porto Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Porto Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Porto Airport to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
Merrillville
Rockford
South Haven
Oak Brook
Rosemont
Gurnee
Orland Park
Joliet
Naperville
New Buffalo
Kenosha
Hammond
Aurora
Racine
Elgin
Janesville
Skokie
Waukegan

Why use momondo?

Why should I use momondo to find a flight deal from Porto to Chicago?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Porto.

Can I find flights from Porto to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Porto with this policy.

How can momondo help me find flights from Porto to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Porto to Chicago.

I’m not ready to book a flight from Porto to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Porto to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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