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Cheap flights from Chicago (CHI) to Oporto (OPO)

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The best prices from Chicago to Oporto are usually found in January or February, booked 0 days in advance, depart on a Monday or Sunday and return on a Wednesday

How to find the cheapest flight from
Chicago (CHI) to Oporto (OPO)

CHI - OPO
Price
$529 - $1,089
OPO
Temperature
57.2 - 77 °F
OPO
Rainfall
0.7 - 6.3 inches

Popular in

June

High demand for flights, 24% potential price rise

Cheapest in

January

Best time to find cheap flights, 36% potential price drop

Average price

$772

Average for round-trip flights in septiembre 2020

Round-trip from

$529

From Chicago to Oporto

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Chicago to Oporto?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 31% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Chicago to Oporto?

Flights from Chicago to Oporto lean towards being more expensive in June. Prices are generally better when you fly from Chicago to Oporto in March, with the cheapest ticket starting at $573.

When is the cheapest time to fly from Chicago to Oporto (CHI - OPO)?

A simple way to save on the total cost of your ticket is to fly from Chicago to Oporto in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

Cheap flights from Chicago to Oporto in September, October 2020

The best prices found for CHI to OPO flights for September, October
29 Oct - 5 Nov
$344pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
29 Oct - 5 Nov
$397pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
29 Oct - 5 Nov
$440pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Chicago to Oporto 2020 flight deals

Cheap flights to Oporto from Chicago found for this year
29 Oct - 5 Nov
$344pp
ORD
Chicago O'Hare Intl
Multiple Airlines
     
3 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
29 Oct - 5 Nov
$397pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
29 Oct - 5 Nov
$440pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

Last minute flights from Chicago to Oporto

Late deals on round-trip flights to Oporto from Chicago, departing today and this week
9 Oct - 12 Oct
$1,194pp
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
9 Oct - 12 Oct
$1,253pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
9 Oct - 12 Oct
$1,831pp
ORD
Chicago O'Hare Intl
KLM
 
1 STOP
OPO
Porto
OPO
Porto
KLM
 
1 STOP
ORD
Chicago O'Hare Intl

One-way flights to Oporto from Chicago

The cheapest one-way flights from Chicago to Oporto
12:45 pm - 2:10 pm
Multiple Airlines
1 Stop
19h 25m
ORD - OPO
Multiple Airlines
$794
Kiwi.com
6:45 am - 6:35 am
TAP AIR PORTUGAL
2 Stops
17h 50m
ORD - OPO
TAP AIR PORTUGAL
$940
KAYAK
12:00 pm - 6:40 am
KLM
1 Stop
12h 40m
ORD - OPO
KLM
$1,631
KLM

Related info for your journey

Useful info, stats and facts about Chicago to Oporto flights.

Flight FAQs

From Chicago to Oporto

Are flight prices decreasing from Chicago to Oporto due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Chicago and Oporto for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Chicago to Oporto for under $400 on Cheapflights?

Yes, there are multiple flights from Chicago to Oporto for under $400. The cheapest flight booked recently is on Multiple Airlines for just $344, but on average you can expect to pay $453.

Are there nonstop flights from Chicago to Oporto for under $300 on Cheapflights?

There are no nonstop flights from Chicago to Oporto, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Chicago to Oporto for under $1,200?

There are currently 4+ open flights from Chicago to Oporto within the next 7 days for less than $1,200.

Is Chicago weather warmer or cooler than Oporto?

Expect the weather to be around 84 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Oporto is generally colder than in Chicago.

How long is the flight from Chicago to Oporto?

Airlines like KLM, Lufthansa, and SWISS fly from Chicago to Oporto in about 12h. The time it takes to get you to your destination can typically vary by up to 1h 05m. This flight may include one or multiple stops.

What are the cheapest airlines flying from Chicago to Oporto round-trip?

SWISS, at $602, was found to be the cheapest airline from Chicago to Oporto. An alternate airline flying to your destination would be KLM. SWISS is priced at 27% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Chicago to Oporto one-way?

To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $812. Delta flights start at $1,627 while deals on KLM start at $1,631 one-way.

Destination information for Oporto

Things to know before you go. Useful info for your trip from Chicago to Oporto
Today's exchange rate
$1 = €0.86
Average temperature for September in Oporto
73.4 °F
Avg rainfall for September in Oporto
2.9 ″

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Airports servicing Porto

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