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Cheap flights from Porto to Chicago O'Hare Intl Airport from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Chicago O'Hare Intl Airport departing on 5/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Porto to Chicago.
Scandinavian Airlines Logo
5:55 pm - 4:10 pmOPO-ORD
28h 15m1 stop
Scandinavian Airlines Logo
7:15 pm - 5:05 pmORD-OPO
15h 50m1 stop
$522Scandinavian Airlines
Find Deal
Fri, Oct 10 - Thu, Oct 16
Scandinavian Airlines Logo
5:55 pm - 4:10 pmOPO-ORD
28h 15m1 stop
Scandinavian Airlines Logo
7:15 pm - 11:00 amORD-OPO
33h 45m1 stop
$581Scandinavian Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13
Delta Logo
6:30 am - 2:10 pmOPO-ORD
13h 40m1 stop
Delta Logo
6:27 pm - 3:30 pmORD-OPO
15h 03m2 stops
$689Delta
Find Deal
Thu, Jun 12 - Tue, Jun 24
 Logo
10:30 pm - 3:55 pmOPO-ORD
23h 25m2 stops
 Logo
9:40 pm - 10:05 pmORD-OPO
18h 25m2 stops
Thu, May 15 - Thu, May 29
Delta Logo
6:30 am - 6:03 pmOPO-ORD
17h 33m2 stops
Delta Logo
2:00 pm - 3:30 pmORD-OPO
19h 30m2 stops
$694Delta
Find Deal
Thu, Jun 12 - Tue, Jun 24
KLM Logo
6:40 am - 6:03 pmOPO-ORD
17h 23m2 stops
KLM Logo
7:00 pm - 3:35 pmORD-OPO
14h 35m2 stops
$706KLM
Find Deal
Fri, Jun 13 - Mon, Jun 23
 Logo
12:25 pm - 3:55 pmOPO-ORD
33h 30m3 stops
 Logo
9:40 pm - 10:05 pmORD-OPO
18h 25m2 stops
Thu, May 15 - Thu, May 29
British Airways Logo
9:55 am - 6:15 pmOPO-ORD
14h 20m1 stop
British Airways Logo
10:25 pm - 8:20 pmORD-OPO
15h 55m1 stop
$726British Airways
Find Deal
Thu, May 15 - Thu, May 29
British Airways Logo
9:55 am - 6:15 pmOPO-ORD
14h 20m1 stop
British Airways Logo
10:25 pm - 8:20 pmORD-OPO
15h 55m1 stop
$727British Airways
Find Deal
Thu, May 15 - Thu, May 29
KLM Logo
6:50 pm - 2:10 pmOPO-ORD
25h 20m1 stop
KLM Logo
4:20 pm - 7:15 pmORD-OPO
20h 55m1 stop
$732KLM
Find Deal
Tue, Jun 3 - Tue, Jun 10

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
Oct 10
OPO5:55 pmPorto
28h 15m
1 stop
ORD4:10 pmChicago O'Hare Intl
Oct 16
ORD7:15 pmChicago O'Hare Intl
15h 50m
1 stop
OPO5:05 pmPorto
Scandinavian Airlines
Oct 10
OPO5:55 pmPorto
28h 15m
1 stop
ORD4:10 pmChicago O'Hare Intl
Oct 13
ORD7:15 pmChicago O'Hare Intl
33h 45m
1 stop
OPO11:00 amPorto
Scandinavian Airlines
Oct 8
OPO11:50 amPorto
34h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
Oct 16
ORD7:15 pmChicago O'Hare Intl
15h 50m
1 stop
OPO5:05 pmPorto

British Airways flights from Porto to Chicago O'Hare Intl Airport

Our best British Airways deals on Porto to Chicago O'Hare Intl Airport flight tickets
British Airways
May 15
OPO9:55 amPorto
14h 20m
1 stop
ORD6:15 pmChicago O'Hare Intl
May 29
ORD10:25 pmChicago O'Hare Intl
15h 55m
1 stop
OPO8:20 pmPorto
British Airways
May 15
OPO9:55 amPorto
14h 20m
1 stop
ORD6:15 pmChicago O'Hare Intl
May 29
ORD10:25 pmChicago O'Hare Intl
15h 55m
1 stop
OPO8:20 pmPorto

See travel insights to Chicago from

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

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Porto averaging around $738.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Saturday when prices can be found for as low as $758. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Porto because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $879.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Porto in the morning is the least expensive time of day to depart. momondo users have found prices as low as $846 when looking at flights departing in the morning. Try not to purchase tickets in the morning because they tend to be around $846. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

$405

Fastest flight time

12h 55m

Direct flights

None
The best one-way flight to Chicago O'Hare Intl Airport from Porto in the past 72 hours is $405. The best round-trip flight deal from Porto to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $522.
The fastest flight from Porto to Chicago O'Hare Intl Airport takes 12h 55m
There are no direct flights from Porto to Chicago O'Hare Intl Airport. Popular non-direct route for this connection is Porto Airport - 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. 12h 55m 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
Rockford
Schaumburg
Merrillville
Gurnee
Rosemont
Naperville
Kenosha
Joliet
South Haven
Oak Brook
Racine
New Buffalo
Elgin
Tinley Park
Hammond
Aurora
Orland Park
Janesville
South Holland

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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