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$353+ Cheap flights from Portugal to Chicago (CHI)

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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — CHI
Nov 19 — Nov 261
Tue 11/19
Tue 11/26
1 adult, Economy
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Cheap flight deals from Portugal to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Portugal (PT0) to Chicago (CHI). 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 November 14, 2024.

Find flight deals from Portugal to Chicago

Cheapest flights from Portugal to Chicago
Explore the most affordable flight options available from Portugal to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This Expedia deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2310:50 amLIS - ORD
1 stop13h 05mAer Lingus
Sat 1/189:00 pmORD - LIS
1 stop15h 15mAer Lingus
Deal found 11/13$577
This Justfly.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/95:00 amLIS - ORD
2 stops20h 32mAir Canada
Thu 12/1211:35 amORD - LIS
1 stop15h 45mAir Canada
Deal found 11/13$639
This Mytrip deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/410:05 pmLIS - ORD
2 stops21h 20mMultiple Airlines
Mon 12/93:35 pmORD - LIS
2 stops18h 35mMultiple Airlines
Deal found 11/13$644
This deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1310:05 pmLIS - ORD
2 stops21h 50mIberia
Sun 11/174:45 pmORD - LIS
1 stop10h 10mIberia
Deal found 11/13$657
This Booking.com deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/56:10 pmFAO - ORD
1 stop25h 50mAer Lingus
Mon 12/93:55 pmORD - FAO
1 stop12h 35mAer Lingus
Deal found 11/14$665
This Priceline deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/58:40 pmOPO - ORD
1 stop23h 50mIberia
Wed 12/114:45 pmORD - OPO
1 stop21h 15mIberia
Deal found 11/13$668
This Kissandfly.com deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/227:05 amLIS - ORD
1 stop15h 55mBritish Airways
Fri 12/610:00 pmORD - LIS
1 stop13h 55mBritish Airways
Deal found 11/13$670
This deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/137:50 pmLIS - ORD
1 stop27h 10mUnited Airlines
Sun 11/173:56 pmORD - LIS
1 stop12h 19mUnited Airlines
Deal found 11/13$677
This Mytrip deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/58:10 pmOPO - ORD
2 stops25h 20mMultiple Airlines
Wed 12/117:15 pmORD - OPO
2 stops18h 05mMultiple Airlines
Deal found 11/13$683
This American Airlines deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2210:45 amLIS - ORD
1 stop14h 00mAmerican Airlines
Fri 12/610:00 pmORD - LIS
1 stop13h 55mAmerican Airlines
Deal found 11/14$683
This American Airlines deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/248:20 amOPO - ORD
1 stop12h 10mAmerican Airlines
Sun 12/84:45 pmORD - OPO
1 stop21h 15mAmerican Airlines
Deal found 11/14$690
This Finnair deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/246:30 amLIS - ORD
1 stop14h 00mFinnair
Sat 1/1810:00 pmORD - LIS
1 stop13h 55mFinnair
Deal found 11/13$690

Find flights from Portugal to Chicago within your budget

Customize your flight search to find flights from Portugal to Chicago 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 2,752,363 searches. Data last updated November 14, 2024.

Fly from

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Fly to

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Route

Depart

Return

Price

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Mon 12/23

10:50 am-5:55 pm

1 stop13h 05m

Chicago O'Hare Intl

Sat 1/18

9:00 pm-6:15 pm

1 stop15h 15m

$577

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 2/19

7:05 am-9:43 pm

2 stops20h 38m

Chicago O'Hare Intl

Thu 2/27

7:10 pm-3:35 pm

1 stop14h 25m

$606

FaroChicago

FAO - ORD

FAOORD

Faro

Sat 2/1

5:45 pm-2:30 pm

1 stop26h 45m

Chicago O'Hare Intl

Sat 2/22

5:20 pm-4:55 pm

2 stops17h 35m

$630

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Mon 12/9

5:00 am-7:32 pm

2 stops20h 32m

Chicago O'Hare Intl

Thu 12/12

11:35 am-9:20 am

1 stop15h 45m

$639

FaroChicago

FAO - ORD

FAOORD

Faro

Thu 12/5

6:10 pm-2:00 pm

1 stop25h 50m

Chicago O'Hare Intl

Mon 12/9

3:55 pm-10:30 am

1 stop12h 35m

$665

PortoChicago

OPO - ORD

OPOORD

Porto

Thu 12/5

8:40 pm-2:30 pm

1 stop23h 50m

Chicago O'Hare Intl

Wed 12/11

4:45 pm-8:00 pm

1 stop21h 15m

$668

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Fri 3/7

6:30 am-7:40 pm

2 stops19h 10m

Chicago O'Hare Intl

Sun 3/16

5:45 pm-11:50 am

1 stop13h 05m

$678

PortoChicago

OPO - ORD

OPOORD

Porto

Thu 12/5

8:10 pm-3:30 pm

2 stops25h 20m

Chicago O'Hare Intl

Wed 12/11

7:15 pm-7:20 pm

2 stops18h 05m

$683

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Wed 12/4

10:40 am-6:45 pm

1 stop14h 05m

Chicago O'Hare Intl

Mon 12/9

3:00 pm-9:05 am

2 stops12h 05m

$684

LisbonChicago

LIS - ORD

LISORD

Lisbon Humberto Delgado

Tue 12/24

6:30 am-2:30 pm

1 stop14h 00m

Chicago O'Hare Intl

Sat 1/18

10:00 pm-5:55 pm

1 stop13h 55m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 52 results
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Best time to book a flight from Portugal to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Portugal with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portugal to Chicago

Get recent, data-driven insights about flights from Portugal to Chicago including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portugal to Chicago?

Currently, September is the cheapest month in which you can book a flight from Portugal to Chicago (average of $232). Flying from Portugal to Chicago in June is currently the most expensive (average of $308). 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.

What is the cheapest time of day to fly from PT to CHI?

Find hourly flight availability from Portugal to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2024.

When flying from Portugal to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated November 14, 2024.
Read reviews from past customers who have flown Iberia, Lufthansa and United Airlines from Portugal to Chicago. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,788 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.7
Good
1,304 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.6
Good
1,640 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.6
Good
663 reviews
Delta
8.0
Very good
8,788 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Portugal to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Portugal to Chicago 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 $520. Turkish Airlines flights start at $555 while deals on Aer Lingus start at $568 one-way.

  • What are the most popular routes from Portugal to Chicago?

    Most travelers choose Lisbon Humberto Delgado - Chicago O'Hare Intl, Lisbon Humberto Delgado - Chicago Midway or Porto - Chicago O'Hare Intl when deciding on the best route from Portugal to Chicago.

  • What are the cheapest flights from Portugal to Chicago?

    While on average a flight from Portugal to Chicago is generally $1,681, our data shows the cheapest flight currently is $612. When looking at the most popular route, (Lisbon Humberto Delgado - Chicago O'Hare Intl), you can expect to pay $569 for that flight.

  • Can I find deals for flights from Portugal to Chicago that include hotel bookings?

    Yes. In addition to deals on Portugal to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portugal to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to Chicago.

  • Can I find deals for business class flights from Portugal to Chicago?

    Yes. Cheapflights offers flight deals from Portugal to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portugal to Chicago?

    Currently, September is the cheapest month in which you can book a flight from Portugal to Chicago (average of $232). Flying from Portugal to Chicago in June is currently the most expensive (average of $308). 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.

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Alternative routes for Portugal to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Portugal to Chicago

Discover the top 3 airlines that operate flights from Portugal to Chicago. 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 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$411Average$659FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$716Average$938FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$762Average$961FlexibilityNo cancel feeOn-timeN/A
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