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Algarve

$280+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — FAO
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap 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 February 9, 2026.

This oojo deal was found by Cheapflights users on 2/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:00 pm
ORD
-
FAO
1 stop10h 25m
TAP AIR PORTUGAL
Thu 4/236:10 pm
FAO
-
ORD
1 stop27h 50m
TAP AIR PORTUGAL
Deal found 2/5$485
This oojo deal was found by Cheapflights users on 2/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 pm
ORD
-
FAO
1 stop17h 20m
TAP AIR PORTUGAL
Thu 5/76:10 pm
FAO
-
ORD
1 stop27h 50m
TAP AIR PORTUGAL
Deal found 2/5$486
This oojo deal was found by Cheapflights users on 2/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:25 pm
ORD
-
FAO
1 stop32h 00m
TAP AIR PORTUGAL
Sat 3/74:35 pm
FAO
-
ORD
1 stop28h 10m
TAP AIR PORTUGAL
Deal found 2/8$539
This Mytrip deal was found by Cheapflights users on 2/5. 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.
Fri 2/276:50 pm
ORD
-
FAO
1 stop17h 35m
SWISS
Thu 3/127:10 pm
FAO
-
ORD
1 stop27h 10m
SWISS
Deal found 2/5$552
This Mytrip deal was found by Cheapflights users on 2/5. 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.
Sun 4/196:00 pm
ORD
-
FAO
2 stops23h 15m
Multiple Airlines
Thu 5/77:50 pm
FAO
-
ORD
2 stops26h 10m
Multiple Airlines
Deal found 2/5$562
This KLM deal was found by Cheapflights users on 2/8. 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 4/204:50 pm
ORD
-
FAO
1 stop20h 35m
KLM
Wed 4/298:20 pm
FAO
-
ORD
1 stop23h 55m
KLM
Deal found 2/8$583
This SmartFares deal was found by Cheapflights users on 2/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:05 pm
ORD
-
FAO
1 stop17h 15m
Multiple Airlines
Wed 4/153:55 pm
FAO
-
ORD
1 stop32h 20m
Multiple Airlines
Deal found 2/6$592
This KLM deal was found by Cheapflights users on 2/5. 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 2/234:25 pm
ORD
-
FAO
1 stop20h 30m
KLM
Mon 3/27:15 pm
FAO
-
ORD
2 stops28h 46m
KLM
Deal found 2/5$594
This KLM deal was found by Cheapflights users on 2/6. 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 3/26:40 pm
MDW
-
FAO
2 stops18h 15m
KLM
Mon 3/97:15 pm
FAO
-
MDW
2 stops27h 39m
KLM
Deal found 2/6$599
This oojo deal was found by Cheapflights users on 2/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/203:48 pm
ORD
-
FAO
2 stops16h 57m
British Airways
Wed 4/298:00 pm
FAO
-
ORD
1 stop25h 55m
British Airways
Deal found 2/8$604
This oojo deal was found by Cheapflights users on 2/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:36 pm
ORD
-
FAO
2 stops20h 29m
British Airways
Thu 4/304:50 pm
FAO
-
ORD
1 stop25h 30m
British Airways
Deal found 2/5$605
This KLM deal was found by Cheapflights users on 2/8. 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 3/255:25 pm
ORD
-
FAO
1 stop34h 00m
KLM
Wed 4/18:20 pm
FAO
-
ORD
1 stop23h 55m
KLM
Deal found 2/8$606

Find flight deals from Chicago to Algarve

Keep the following information in mind while searching for Chicago to Algarve flight deals. Data was last updated February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$485
(oojo)

One-way from

$280
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$472
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
Highest demand for flights based on searches. 19% potential increase in price ($209 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 9, 2026.
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

Wed 4/22

6:00 pm-5:20 pm

1 stop17h 20m

Faro

Thu 4/30

6:10 pm-4:00 pm

1 stop27h 50m

$485

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Sun 4/19

6:00 pm-5:20 pm

1 stop17h 20m

Faro

Thu 5/7

6:10 pm-4:00 pm

1 stop27h 50m

$486

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Fri 2/27

6:50 pm-6:25 pm

1 stop17h 35m

Faro

Thu 3/12

7:10 pm-5:20 pm

1 stop27h 10m

$552

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Sun 4/19

6:00 pm-11:15 pm

2 stops23h 15m

Faro

Thu 5/7

7:50 pm-4:00 pm

2 stops26h 10m

$562

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Mon 4/20

4:50 pm-7:25 pm

1 stop20h 35m

Faro

Wed 4/29

8:20 pm-2:15 pm

1 stop23h 55m

$583

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Mon 3/2

4:25 pm-6:55 pm

1 stop20h 30m

Faro

Mon 3/9

7:15 pm-5:10 pm

2 stops26h 55m

$594

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Mon 3/2

6:40 pm-6:55 pm

2 stops18h 15m

Faro

Mon 3/9

7:15 pm-5:54 pm

2 stops27h 39m

$599

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Mon 2/23

2:46 pm-6:55 pm

2 stops22h 09m

Faro

Mon 3/2

7:15 pm-6:01 pm

2 stops28h 46m

$599

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Wed 4/22

4:36 pm-7:05 pm

2 stops20h 29m

Faro

Thu 4/30

4:50 pm-12:20 pm

1 stop25h 30m

$605

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Wed 3/25

7:00 am-9:35 am

2 stops21h 35m

Faro

Wed 4/1

8:20 pm-2:15 pm

1 stop23h 55m

$610

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/6

Showing 1-10 of 26 results
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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 $405). 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 February 9, 2026.
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
1,447 reviews

Entertainment

6.9

Comfort

7.1

Crew

8.0

Overall

7.2

Food

6.6

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
Aer Lingus
7.2
Good
1,447 reviews
Aer Lingus
7.2
Good
1,447 reviews

Entertainment

6.9

Comfort

7.1

Crew

8.0

Overall

7.2

Food

6.6

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.
TAP AIR PORTUGAL
7.1
Good
2,135 reviews
Aer Lingus
7.2
Good
1,447 reviews

Entertainment

6.9

Comfort

7.1

Crew

8.0

Overall

7.2

Food

6.6

Boarding

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

SFO - DUB

The boarding went smoothly, the crew were great and helped me with an extra pillow, the food was good including complementary wine with dinner (economy seating), and I was able to sleep. The flight arrived early which helped with connections. Overall a great experience.

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?

    TAP AIR PORTUGAL, SWISS, and KLM can get you from Chicago to Algarve in just under 17h 20m. Your travel time can differ by up to 3h 15m. There are 4114 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 $405). 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 February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$486Average$690FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$733Average$828FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$741Average$1,035FlexibilityNo cancel feeOn-timeN/A

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