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

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The best prices from Chicago to Oporto are usually found in October or February, booked 59 days in advance, depart on a Sunday or Monday and return on a Wednesday

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

All the information you need to plan the best CHI to OPO flight in 2021: compare Chicago to Oporto flight prices with the expected peak season, weather and rainfall in Oporto.
CHI - OPO
Price
$672 - $971
OPO
Temperature
57.2 - 77 °F
OPO
Rainfall
0.7 - 6.3 inches

Popular in

December

High demand for flights, 18% potential price rise

Cheapest in

October

Best time to find cheap flights, 15% potential price drop

Round-trip from

$672

From Chicago to Oporto

One-way from

$469

One-way flight 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 Saturday can be a cost-effective option. It’s possible to save up to 37% on your flight compared to booking on days when demand is much higher.

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 May, June 2021

The best prices found for CHI to OPO flights for May, June
21 Jun - 5 Jul
$517pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
13 Jun - 20 Jun
$530pp
ORD
Chicago O'Hare Intl
SWISS
 
1 STOP
OPO
Porto
OPO
Porto
SWISS
   
2 STOPS
ORD
Chicago O'Hare Intl
10 Jun - 13 Jun
$534pp
ORD
Chicago O'Hare Intl
TAP AIR PORTUGAL
 
1 STOP
OPO
Porto
OPO
Porto
TAP AIR PORTUGAL
 
1 STOP
ORD
Chicago O'Hare Intl

Chicago to Oporto 2021 flight deals

Cheap flights to Oporto from Chicago found for this year
23 Nov - 28 Nov
$463pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
13 Sep - 22 Sep
$469pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
13 Sep - 23 Sep
$470pp
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
OPO
Porto
OPO
Porto
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl

One-way flights to Oporto from Chicago

The cheapest one-way flights from Chicago to Oporto
12:00 pm - 10:40 am
Air Canada
2 Stops
40h 40m
ORD - OPO
Air Canada
$469
Air Canada
3:15 pm - 7:50 am
SWISS
1 Stop
34h 35m
ORD - OPO
SWISS
$547
swiss
4:35 pm - 12:05 pm
Iberia
2 Stops
13h 30m
ORD - OPO
Iberia
$770
Travelgenio

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Chicago</span> to <span class="emphasized">Oporto</span> 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.

Which airlines flying from Chicago to Porto have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like TAP AIR PORTUGAL, Lufthansa, and Iberia flying from Chicago to Porto have implemented new flexible cancellation policies.

What airport do you fly into for flights to Porto from Chicago?

Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Chicago to Porto. 5 airlines have flights to Porto from Chicago on a regular basis. Booking flights from Chicago to Porto should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

Can I find flights from Chicago to Oporto for under $500 on Cheapflights?

Yes, there are multiple flights from Chicago to Oporto for under $500. The cheapest flight booked recently is on Multiple Airlines for just $476, but on average you can expect to pay $500.

Are there nonstop flights from Chicago to Oporto for under $500 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.

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 TAP AIR PORTUGAL, Delta, and Iberia fly from Chicago to Oporto in about 9h 55m. The time it takes to get you to your destination can typically vary by up to 6h 40m. This flight may include one or multiple stops.

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

TAP AIR PORTUGAL, at $489, was found to be the cheapest airline from Chicago to Oporto.Alternate airlines to your destination round-trip include Iberia and SWISS. TAP AIR PORTUGAL is priced at 38% 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 $394. SWISS flights start at $435 while deals on Delta start at $454 one-way.

Related searches

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Alternative routes for Chicago to Oporto

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Oporto

Things to know before you go - useful duration and weather info for your trip from Chicago to Oporto.
Today's exchange rate
$1 = €0.83
Average temperature for May in Oporto
68.0 °F
Avg rainfall for May in Oporto
3.5 ″

Airports servicing Chicago

Chicago Midway (MDW)
Rockford (RFD)

Airports servicing Porto

Top 3 airlines flying from Chicago to Oporto

The chart below displays the airlines Cheapflights users traveling from Chicago to Oporto choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
TAP AIR PORTUGAL
$529 $872 No cancel fee N/A
Lufthansa
$650 $984 No cancel fee 76%
Iberia
$616 $999 No cancel fee 77%
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