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Cheap flights from O'Hare Intl (ORD) to Porto (OPO) from $325

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — OPO
May 5 — May 121
From?
To?
Sun 5/5
Sun 5/12
1 adult, Economy
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The best prices from Chicago O'Hare Intl to Porto are usually found in January or November, booked 68 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from O'Hare Intl to Porto

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2024.

Popular in

June

Cheapest in

January

Round-trip from

$523

One-way from

$517
High demand for flights, 27% potential price rise
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Best time to find cheap flights, 27% potential price drop
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From Chicago O'Hare Intl to Porto
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One-way flight from Chicago O'Hare Intl to Porto
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What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to Porto?

Sunday flights are generally found to be more expensive for flights from Chicago O'Hare Intl Airport to Porto. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Porto. Flights to Porto from Chicago O'Hare Intl Airport in February are about $652 on average during February, but can be found for as low as $442.

When is the cheapest time to fly from Chicago O'Hare Intl Airport to Porto (ORD - OPO)?

It’s typically best to fly out from Chicago O'Hare Intl Airport to Porto in the afternoon. Doing so could potentially save you 27% on the flight price compared to flying at noon, which is usually more expensive.

Cheap Turkish Airlines flights from O'Hare Intl to Porto

Explore cheap flight options specifically provided by Turkish Airlines for the route between O'Hare Intl and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Peruse some of the lowest-priced Turkish Airlines flights we've found from Chicago to Porto. Make sure to check back often as deals are often changing.
Thu 9/1211:25 amORD - OPO
1 stop22h 25mTurkish Airlines
Tue 9/1711:15 amOPO - ORD
1 stop28h 25mTurkish Airlines
Deal found 4/29$731
Sat 9/148:30 pmORD - OPO
1 stop32h 40mTurkish Airlines
Sun 9/2212:15 pmOPO - ORD
1 stop27h 25mTurkish Airlines
Deal found 4/29$779
Tue 9/178:30 pmORD - OPO
1 stop32h 45mTurkish Airlines
Sat 10/54:50 pmOPO - ORD
1 stop22h 50mTurkish Airlines
Deal found 4/29$807

Cheap Delta flights from O'Hare Intl to Porto

Explore cheap flight options specifically provided by Delta for the route between O'Hare Intl and Porto. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Take a gander at the lowest prices we've found on Delta flights from Chicago to Porto. Make sure to examine the flight information before completing your reservation.
Fri 9/275:15 pmORD - OPO
1 stop16h 15mDelta
Sat 10/126:30 amOPO - ORD
1 stop13h 45mDelta
Deal found 4/28$626
Sat 10/195:15 pmORD - OPO
1 stop16h 15mDelta
Fri 10/256:30 amOPO - ORD
1 stop13h 50mDelta
Deal found 4/29$645
Sat 10/195:45 pmORD - OPO
2 stops15h 45mDelta
Fri 10/256:30 amOPO - ORD
1 stop13h 50mDelta
Deal found 4/29$649
Sun 10/203:35 pmORD - OPO
2 stops17h 55mDelta
Sat 10/266:30 amOPO - ORD
2 stops20h 37mDelta
Deal found 4/29$659
Sun 10/204:20 pmORD - OPO
1 stop12h 20mDelta
Sat 10/266:30 amOPO - ORD
2 stops20h 37mDelta
Deal found 4/29$667
Sun 5/55:15 pmORD - OPO
1 stop16h 15mDelta
Tue 5/215:00 amOPO - ORD
1 stop15h 20mDelta
Deal found 4/29$735
Fri 7/195:55 pmORD - OPO
2 stops18h 20mDelta
Wed 7/249:15 amOPO - ORD
2 stops19h 28mDelta
Deal found 4/29$737
Tue 7/165:55 pmORD - OPO
2 stops15h 35mDelta
Wed 7/249:15 amOPO - ORD
2 stops19h 28mDelta
Deal found 4/29$738
Sun 5/51:23 pmORD - OPO
2 stops20h 07mDelta
Tue 5/215:00 amOPO - ORD
1 stop15h 20mDelta
Deal found 4/29$739

Cheap O'Hare Intl to Porto flights in April & May 2024

Find cheap flight options from O'Hare Intl to Porto specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Prices were last updated on April 30, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to Porto in 2024. Check back regularly for other flight deals.
Fri 5/35:25 pmORD - OPO
2 stops16h 15mDelta
Fri 5/175:00 amOPO - ORD
1 stop15h 20mDelta
Deal found 4/29$662
Fri 5/38:45 amORD - OPO
2 stops19h 55mDelta
Fri 5/179:15 amOPO - ORD
2 stops18h 12mDelta
Deal found 4/29$670
Thu 5/28:45 amORD - OPO
2 stops19h 55mDelta
Thu 5/95:00 amOPO - ORD
2 stops22h 27mDelta
Deal found 4/29$672
Thu 5/24:25 pmORD - OPO
1 stop17h 15mKLM
Thu 5/95:00 amOPO - ORD
1 stop15h 15mKLM
Deal found 4/29$702
Fri 5/37:15 pmORD - OPO
1 stop17h 15mSWISS
Fri 5/1712:15 pmOPO - ORD
1 stop33h 50mSWISS
Deal found 4/29$723
Wed 5/17:15 pmORD - OPO
1 stop30h 40mSWISS
Wed 5/812:25 pmOPO - ORD
1 stop33h 40mSWISS
Deal found 4/29$724
Sun 5/55:15 pmORD - OPO
1 stop16h 15mDelta
Tue 5/215:00 amOPO - ORD
1 stop15h 20mDelta
Deal found 4/29$735
Sun 5/51:23 pmORD - OPO
2 stops20h 07mDelta
Tue 5/215:00 amOPO - ORD
1 stop15h 20mDelta
Deal found 4/29$739
Wed 5/14:45 pmORD - OPO
1 stop23h 30mKLM
Wed 5/85:00 amOPO - ORD
2 stops15h 42mKLM
Deal found 4/29$745

O'Hare Intl to Porto 2024 flight deals

Discover exclusive flight deals for travel between O'Hare Intl and Porto in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Listed are some of the best fares we've found on flights departing from Chicago to Porto in 2024. Check back regularly for other flight deals.
Wed 11/65:20 pmORD - OPO
1 stop11h 30mDelta
Wed 12/115:00 amOPO - ORD
1 stop15h 30mDelta
Deal found 4/29$515
Wed 11/611:19 amORD - OPO
2 stops17h 31mDelta
Wed 12/115:00 amOPO - ORD
1 stop15h 30mDelta
Deal found 4/29$520
Wed 11/65:20 pmORD - OPO
1 stop11h 30mDelta
Thu 11/145:00 amOPO - ORD
2 stops21h 32mDelta
Deal found 4/29$525
Sun 11/34:30 pmORD - OPO
1 stop23h 50mKLM
Sun 11/105:00 amOPO - ORD
1 stop15h 30mKLM
Deal found 4/29$528
Wed 11/69:30 amORD - OPO
2 stops19h 20mDelta
Wed 12/115:00 amOPO - ORD
2 stops21h 32mDelta
Deal found 4/29$529
Sun 11/104:30 pmORD - OPO
1 stop16h 55mKLM
Tue 11/1911:45 amOPO - ORD
2 stops18h 14mKLM
Deal found 4/29$536
Tue 11/195:55 pmORD - OPO
2 stops15h 30mKLM
Fri 11/295:00 amOPO - ORD
2 stops17h 31mKLM
Deal found 4/29$542
Wed 11/65:20 pmORD - OPO
1 stop11h 30mAir France
Thu 11/1411:45 amOPO - ORD
1 stop33h 25mAir France
Deal found 4/29$569
Tue 10/2912:00 pmORD - OPO
2 stops17h 50mDelta
Wed 11/65:00 amOPO - ORD
1 stop15h 30mDelta
Deal found 4/28$575

O'Hare Intl to Porto flights leaving soon

Find last-minute flight options from O'Hare Intl to Porto for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Users seeking a last-minute flight from Chicago to Porto should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Sun 5/55:15 pmORD - OPO
1 stop16h 15mDelta
Tue 5/215:00 amOPO - ORD
1 stop15h 20mDelta
Deal found 4/29$735
Sun 5/51:23 pmORD - OPO
2 stops20h 07mDelta
Tue 5/215:00 amOPO - ORD
1 stop15h 20mDelta
Deal found 4/29$739
Sun 5/55:15 pmORD - OPO
1 stop16h 15mDelta
Wed 5/225:00 amOPO - ORD
2 stops23h 39mDelta
Deal found 4/29$745
Tue 5/74:20 pmORD - OPO
1 stop23h 55mKLM
Fri 5/105:00 amOPO - ORD
1 stop15h 20mKLM
Deal found 4/29$747
Sun 5/55:25 pmORD - OPO
2 stops16h 05mDelta
Tue 5/215:00 amOPO - ORD
2 stops21h 11mDelta
Deal found 4/29$749
Tue 5/74:20 pmORD - OPO
1 stop23h 55mKLM
Fri 5/105:00 amOPO - ORD
2 stops17h 49mKLM
Deal found 4/29$757
Tue 5/710:55 amORD - OPO
2 stops18h 35mAir Canada
Fri 5/108:40 amOPO - ORD
2 stops19h 24mAir Canada
Deal found 4/29$783
Sun 5/55:15 pmORD - OPO
1 stop16h 15mAir France
Wed 5/224:20 pmOPO - ORD
1 stop28h 40mAir France
Deal found 4/29$790
Mon 5/61:23 pmORD - OPO
2 stops20h 07mAir France
Mon 5/134:20 pmOPO - ORD
1 stop28h 40mAir France
Deal found 4/29$794

One-way flights to Porto from O'Hare Intl

Search for one-way flight options from O'Hare Intl to Porto. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
Users traveling one-way from Chicago to Porto can select one of these great deals. Those seeking round-trip flights from Chicago to Porto should utilize the search form at the the top of the page.
Sun 9/85:19 pmORD - OPO
2 stops22h 31mMultiple Airlines
Deal found 4/29$325
Sun 9/85:19 pmORD - OPO
3 stops23h 11mMultiple Airlines
Deal found 4/29$345
Sun 9/15:19 pmORD - OPO
2 stops19h 36mMultiple Airlines
Deal found 4/29$428
Mon 9/212:50 pmORD - OPO
2 stops23h 25mMultiple Airlines
Deal found 4/29$451
Mon 6/1010:27 amORD - OPO
2 stops40h 18mMultiple Airlines
Deal found 4/29$471
Wed 6/128:50 pmORD - OPO
2 stops40h 20mMultiple Airlines
Deal found 4/29$473
Sun 6/911:24 amORD - OPO
2 stops45h 21mMultiple Airlines
Deal found 4/29$479
Sat 5/2510:57 pmORD - OPO
3 stops59h 48mMultiple Airlines
Deal found 4/29$484
Mon 5/1310:58 amORD - OPO
3 stops49h 52mMultiple Airlines
Deal found 4/29$491

Find flights from O'Hare Intl to Porto within your budget

Customize your flight search to find flights from O'Hare Intl to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$604 - $781

Route

Depart

Return

Price

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 10/21

1 stop34h 15m

Porto

Thu 10/31

1 stop26h 40m

$604

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Mon 10/21

2 stops15h 30m

Porto

Thu 10/31

2 stops18h 51m

$617

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 9/27

1 stop13h 05m

Porto

Sat 10/12

2 stops23h 10m

$624

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 9/27

1 stop16h 15m

Porto

Sat 10/12

1 stop13h 45m

$626

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 10/18

1 stop19h 00m

Porto

Fri 10/25

1 stop12h 00m

$635

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 9/27

1 stop12h 20m

Porto

Sun 10/13

1 stop15h 20m

$638

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 10/18

2 stops25h 10m

Porto

Fri 10/25

2 stops21h 06m

$671

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Thu 9/12

1 stop22h 25m

Porto

Tue 9/17

1 stop28h 25m

$731

Chicago O'Hare IntlPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 7/23

1 stop33h 10m

Porto

Fri 8/16

2 stops27h 30m

$781

Flights are sorted by cheapest first

Deals found on 4/29

When is the best time to book a flight from Chicago O'Hare Intl Airport to Porto?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Porto. Price data was last updated on January 28, 2024.
The best time to book flights from Chicago O'Hare Intl Airport to Porto is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Chicago O'Hare Intl Airport to Porto?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Porto. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Porto flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Porto by month

Plan your trip from O'Hare Intl to Porto by taking into account the cheapest months to travel. The average price of a one-way flight from O'Hare Intl to Porto is currently $439 while a round-trip flight costs $659. Price data was last updated on April 28, 2024.

Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Porto (average of $523). Flying from Chicago O'Hare Intl Airport to Porto in June is currently the most expensive (average of $1,027). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$523

February

$581

March

$599

April

$742

May

$883

June

$1,027

July

$985

August

$866

September

$759

October

$698

November

$548

December

$645

Temperature and rainfall in Porto by month

Plan your trip to Porto by taking into account the average temperature and rainfall totals by month.

OPO

Temperature

48.2 - 68 °F

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated April 30, 2024.
To help decide which airline to fly from Chicago to Porto, see what other customers have to say about Turkish Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,913 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

KLM
7.9
Good
1,618 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

SWISS
7.8
Good
2,043 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Austrian Airlines
7.7
Good
1,081 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Air France
7.6
Good
1,798 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Food

7.4

Overall

8.1

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Chicago O'Hare Intl?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Chicago O'Hare Intl to Porto. 9 airlines have flights to Porto from Chicago O'Hare Intl on a regular basis. Booking flights from Chicago O'Hare Intl to Porto should not be difficult; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day.

  • Can I find flights from Chicago O'Hare Intl Airport to Porto for under $700 on Cheapflights?

    Yes, there are multiple flights from Chicago O'Hare Intl Airport to Porto for under $700. The cheapest flight booked recently is on SWISS for just $604, but on average you can expect to pay $665.

  • Are there last-minute flights available from Chicago O'Hare Intl Airport to Porto for under $800?

    There are currently 20+ open flights from Chicago O'Hare Intl Airport to Porto within the next 7 days for less than $800.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Porto round-trip?

    Currently priced at $604, SWISS will fly you from Chicago O'Hare Intl Airport to Porto and back. In addition to SWISS, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Iberia - these airlines can fly you to your destination from $617 and $624, respectively. Users have found that SWISS is 12% cheaper than the other options available to this destination.

  • What are the most popular airlines that fly from Chicago O'Hare Intl Airport to Porto?

    Consider American Airlines, British Airways or Delta when booking your flight. These represent the most popular airlines when flying from Chicago O'Hare Intl Airport to Porto.

  • What does ORD to OPO mean?

    ORD stands for Chicago O'Hare Intl Airport, while OPO stands for Porto Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from O'Hare Intl to Porto that include extra baggage allowance?

    The amount of baggage you can bring on your O'Hare Intl to Porto flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from O'Hare Intl to Porto with specific airlines?

    Yes, Cheapflights allows you to browse and filter O'Hare Intl to Porto flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from O'Hare Intl to Porto that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Porto.

  • Can I find deals for business class flights from O'Hare Intl to Porto?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from O'Hare Intl to Porto that allow pets onboard?

    Many airlines flying from O'Hare Intl to Porto offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from O'Hare Intl to Porto?

    Yes, you can often find last-minute deals on O'Hare Intl to Porto flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago O'Hare Intl Airport to Porto flight deals updated?

    The Chicago O'Hare Intl Airport to Porto flight deals you see on this page were last updated on 4/29.

See more FAQs

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Alternative routes for O'Hare Intl to Porto
See prices for flight routes from nearby airports that may be better suited for you.

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Top 9 airlines flying from O'Hare Intl to Porto

Discover the top 9 airlines that operate flights from O'Hare Intl to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$433Average$726FlexibilityNo cancel feeOn-time79%
Search SWISS flights
IberiaCheapest$484Average$619FlexibilityNo cancel feeOn-time77%
Search Iberia flights
TAP AIR PORTUGALCheapest$490Average$852FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
KLMCheapest$520Average$802FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest$520Average$801FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest$524Average$692FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest$530Average$798FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$619Average$1,118FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$640Average$1,234FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
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Search flights from O'Hare Intl to Porto by cabin class

Find flights from O'Hare Intl to Porto, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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