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Algarve

$288+ Cheap flights from Chicago (CHI) to Algarve

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FAO
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Find flight deals from Chicago to Algarve

Cheapest flights from Chicago to Algarve
Explore the most affordable flight options available from Chicago to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2025.

This FlightHub deal was found by Cheapflights users on 10/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:10 pmORD - FAO
1 stop14h 35mTAP AIR PORTUGAL
Tue 11/184:35 pmFAO - ORD
1 stop28h 25mTAP AIR PORTUGAL
Deal found 10/29$471
This Booking.com deal was found by Cheapflights users on 10/29. 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.
Sun 11/307:20 pmORD - FAO
2 stops56h 25mScandinavian Airlines
Tue 12/1610:50 amFAO - ORD
1 stop35h 55mScandinavian Airlines
Deal found 10/29$477
This Scandinavian Airlines deal was found by Cheapflights users on 10/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:20 pmORD - FAO
2 stops32h 45mScandinavian Airlines
Sat 11/225:10 pmFAO - ORD
1 stop29h 35mScandinavian Airlines
Deal found 10/29$496
This Booking.com deal was found by Cheapflights users on 10/29. 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.
Fri 11/148:15 pmORD - FAO
1 stop13h 30mTAP AIR PORTUGAL
Sat 11/224:35 pmFAO - ORD
1 stop28h 10mTAP AIR PORTUGAL
Deal found 10/29$517
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:10 pmORD - FAO
1 stop14h 35mTAP AIR PORTUGAL
Fri 11/216:05 amFAO - ORD
1 stop15h 20mTAP AIR PORTUGAL
Deal found 10/30$528
This Scandinavian Airlines deal was found by Cheapflights users on 10/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:20 pmORD - FAO
2 stops32h 45mScandinavian Airlines
Tue 11/2510:50 amFAO - ORD
1 stop35h 55mScandinavian Airlines
Deal found 10/29$536
This KAYAK deal was found by Cheapflights users on 10/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:20 pmORD - FAO
2 stops32h 45mScandinavian Airlines
Tue 11/1810:50 amFAO - ORD
1 stop35h 55mScandinavian Airlines
Deal found 10/30$537
This lol.travel deal was found by Cheapflights users on 10/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/308:25 pmORD - FAO
1 stop13h 20mTAP AIR PORTUGAL
Tue 12/164:35 pmFAO - ORD
1 stop28h 25mTAP AIR PORTUGAL
Deal found 10/29$554
This Scandinavian Airlines deal was found by Cheapflights users on 10/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:20 pmORD - FAO
1 stop32h 40mScandinavian Airlines
Sat 11/225:10 pmFAO - ORD
1 stop29h 35mScandinavian Airlines
Deal found 10/29$569
This Scandinavian Airlines deal was found by Cheapflights users on 10/29. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:20 pmORD - FAO
2 stops40h 45mScandinavian Airlines
Sat 11/225:10 pmFAO - ORD
1 stop29h 35mScandinavian Airlines
Deal found 10/29$576
This KLM deal was found by Cheapflights users on 10/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:34 amMDW - FAO
2 stops26h 41mKLM
Sun 12/76:50 pmFAO - MDW
2 stops34h 57mKLM
Deal found 10/29$597
This KLM deal was found by Cheapflights users on 10/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:29 pmMDW - FAO
2 stops19h 26mKLM
Mon 12/157:15 pmFAO - MDW
2 stops27h 29mKLM
Deal found 10/30$742

Cheap flight deals from Chicago to Algarve

Keep the following information in mind while searching for Chicago to Algarve flight deals. Data was last updated October 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$471
(FlightHub)

One-way from

$288
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$560
Provider with most accurate pricing for Chicago (CHI)-Faro flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Faro flights.
Search Deals
From Chicago (CHI) to Algarve
Search Deals
One-way flight from Chicago (CHI) to Algarve
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Algarve 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 2,558,603 searches. Data last updated October 31, 2025.
Use the filters below to find and compare flights from Chicago to Algarve that are best for you.

Fly from

Chicago

Fly to

Algarve

Route

Depart

Return

Price

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Fri 11/14

7:20 pm-10:05 am

2 stops32h 45m

Faro

Tue 11/25

10:50 am-4:45 pm

1 stop35h 55m

$536

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Fri 11/14

7:20 pm-10:05 am

2 stops32h 45m

Faro

Tue 11/18

10:50 am-4:45 pm

1 stop35h 55m

$537

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Fri 11/14

7:20 pm-10:05 am

2 stops32h 45m

Faro

Sat 11/22

6:55 pm-4:45 pm

2 stops27h 50m

$544

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Sun 11/16

7:20 pm-10:00 am

1 stop32h 40m

Faro

Sat 11/22

5:10 pm-4:45 pm

1 stop29h 35m

$569

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Wed 12/3

9:34 am-6:15 pm

2 stops26h 41m

Faro

Sun 12/7

6:50 pm-11:47 pm

2 stops34h 57m

$597

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Thu 11/13

7:20 pm-11:10 am

2 stops33h 50m

Faro

Sat 11/22

6:55 pm-4:45 pm

2 stops27h 50m

$624

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Mon 11/10

7:20 pm-9:45 am

2 stops32h 25m

Faro

Sat 11/22

5:10 pm-4:45 pm

1 stop29h 35m

$626

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Wed 11/12

7:20 pm-11:10 am

2 stops57h 50m

Faro

Sat 11/22

5:10 pm-4:45 pm

1 stop29h 35m

$626

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Thu 2/12

5:55 pm-7:20 pm

2 stops19h 25m

Faro

Tue 2/17

7:45 pm-2:20 pm

1 stop24h 35m

$635

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Thu 11/13

9:45 pm-9:15 am

1 stop29h 30m

Faro

Fri 11/21

9:50 am-6:45 pm

1 stop14h 55m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 20 results
1
2

Best time to book a flight from Chicago to Algarve

Have a flexible travel schedule? Discover the best time to fly to Algarve from Chicago 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Algarve

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

Currently, December is the cheapest month in which you can book a flight from Chicago to Algarve (average of $411). Flying from Chicago to Algarve in July is currently the most expensive (average of $828). 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.

Reviews of airlines servicing Algarve

Get insights into the airlines that provide service to Algarve. 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 Algarve. Reviews last updated October 31, 2025.
See what other customers who have flown with Aer Lingus and TAP AIR PORTUGAL from Chicago to Algarve have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,361 reviews

Overall

7.2

Boarding

7.4

Entertainment

6.9

Crew

8.0

Comfort

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
Aer Lingus
7.2
Good
1,361 reviews
Aer Lingus
7.2
Good
1,361 reviews

Overall

7.2

Boarding

7.4

Entertainment

6.9

Crew

8.0

Comfort

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
TAP AIR PORTUGAL
7.1
Good
2,037 reviews
Aer Lingus
7.2
Good
1,361 reviews

Overall

7.2

Boarding

7.4

Entertainment

6.9

Crew

8.0

Comfort

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Related info for your journey

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

  • How long is the flight from Chicago to Algarve?

    Scandinavian Airlines and KLM can get you from Chicago to Algarve in just under 26h 41m. Your travel time can differ by up to 6h 04m. There are 4112 mi between Chicago and Algarve. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Algarve 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 Chicago to Algarve?

    Currently, December is the cheapest month in which you can book a flight from Chicago to Algarve (average of $411). Flying from Chicago to Algarve in July is currently the most expensive (average of $828). 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.

See more FAQs

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Top 3 airlines flying from Chicago to Algarve

Discover the top 3 airlines that operate flights from Chicago to Algarve. 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 2,558,603 searches. Data last updated October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$486Average$695FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$741Average$1,087FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$757Average$828FlexibilityNo cancel feeOn-time69%

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