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Algarve

$434+ Cheap flights from Illinois to Algarve

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FAO
Aug 9 — Aug 161
Sat 8/9
Sat 8/16
1 adult, Economy
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Cheap flight deals from Illinois to Algarve

Keep the following information in mind while searching for Illinois to Algarve flight deals. Data was last updated August 4, 2025.

Round-trip from

$434
(oojo)

Popular in

March

Cheapest in

February

Average price

$966
From Illinois to Algarve
Search Deals
High demand for flights, 13% 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 August 2025
Search Deals

Find flight deals from Illinois to Algarve

Cheapest flights from Illinois to Algarve
Explore the most affordable flight options available from Illinois to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2025.

This oojo deal was found by Cheapflights users on 8/1. 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 11/27:20 pmORD - FAO
1 stop32h 40mScandinavian Airlines
Sat 11/155:10 pmFAO - ORD
1 stop29h 35mScandinavian Airlines
Deal found 8/1$434
This FlightHub deal was found by Cheapflights users on 8/1. 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.
Sun 11/28:25 pmORD - FAO
1 stop13h 20mTAP AIR PORTUGAL
Fri 11/146:05 amFAO - ORD
1 stop15h 10mTAP AIR PORTUGAL
Deal found 8/1$508
This Mytrip deal was found by Cheapflights users on 8/3. 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 9/179:15 pmORD - FAO
1 stop18h 35mMultiple Airlines
Wed 9/249:05 amFAO - ORD
1 stop15h 55mMultiple Airlines
Deal found 8/3$636
This SWISS deal was found by Cheapflights users on 8/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:50 pmORD - FAO
1 stop12h 55mSWISS
Wed 11/122:40 pmFAO - ORD
1 stop31h 40mSWISS
Deal found 8/1$704
This Expedia deal was found by Cheapflights users on 8/3. 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.
Wed 9/171:59 pmORD - FAO
2 stops22h 51mBritish Airways
Wed 9/248:00 pmFAO - ORD
1 stop21h 50mBritish Airways
Deal found 8/3$724
This Lufthansa deal was found by Cheapflights users on 8/1. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:20 pmORD - FAO
2 stops15h 00mLufthansa
Wed 11/122:10 pmFAO - ORD
1 stop34h 15mLufthansa
Deal found 8/1$745
This KLM deal was found by Cheapflights users on 8/1. 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 11/34:25 pmORD - FAO
1 stop20h 30mKLM
Fri 11/149:15 amFAO - ORD
2 stops20h 38mKLM
Deal found 8/1$762
This Mytrip deal was found by Cheapflights users on 8/1. 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 8/219:40 amMDW - FAO
3 stops20h 45mMultiple Airlines
Mon 8/256:05 amFAO - MDW
2 stops32h 40mMultiple Airlines
Deal found 8/1$1,185
This Delta deal was found by Cheapflights users on 8/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/229:31 amMDW - FAO
2 stops20h 09mDelta
Fri 8/296:40 pmFAO - MDW
2 stops29h 57mDelta
Deal found 8/3$1,459
This Air France deal was found by Cheapflights users on 8/3. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:17 pmMDW - FAO
2 stops17h 23mAir France
Fri 8/296:40 pmFAO - MDW
2 stops26h 48mAir France
Deal found 8/3$2,054
This KLM deal was found by Cheapflights users on 8/3. 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 8/206:17 pmMDW - FAO
2 stops19h 13mKLM
Mon 8/258:10 amFAO - MDW
2 stops19h 34mKLM
Deal found 8/3$2,338

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 August 4, 2025.
Use the filters below to find and compare flights from Illinois to Algarve that are best for you.

Fly from

Illinois

Fly to

Algarve

Route

Depart

Return

Price

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Sun 11/2

7:20 pm-10:00 am

1 stop32h 40m

Faro

Sat 11/15

5:10 pm-4:45 pm

1 stop29h 35m

$434

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Sun 11/2

8:25 pm-3:45 pm

1 stop13h 20m

Faro

Fri 11/14

6:05 am-3:15 pm

1 stop15h 10m

$508

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Wed 9/17

9:15 pm-9:50 pm

1 stop18h 35m

Faro

Wed 9/24

9:05 am-7:00 pm

1 stop15h 55m

$636

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Wed 9/17

1:59 pm-6:50 pm

2 stops22h 51m

Faro

Wed 9/24

8:00 pm-11:50 am

1 stop21h 50m

$724

ChicagoFaro

ORD - FAO

ORDFAO

Chicago O'Hare Intl

Thu 10/30

5:20 pm-2:35 pm

1 stop16h 15m

Faro

Wed 11/12

2:10 pm-6:25 pm

1 stop34h 15m

$773

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Thu 8/21

9:40 am-12:25 pm

3 stops20h 45m

Faro

Mon 8/25

6:05 am-8:45 am

2 stops32h 40m

$1,185

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Fri 8/22

9:31 am-11:40 am

2 stops20h 09m

Faro

Fri 8/29

6:40 pm-6:37 pm

2 stops29h 57m

$1,459

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Sat 8/23

6:17 pm-5:40 pm

2 stops17h 23m

Faro

Fri 8/29

6:40 pm-3:28 pm

2 stops26h 48m

$2,054

ChicagoFaro

MDW - FAO

MDWFAO

Chicago Midway

Wed 8/20

6:17 pm-7:30 pm

2 stops19h 13m

Faro

Mon 8/25

8:10 am-9:44 pm

2 stops19h 34m

$2,338

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/1

Best time to book a flight from Illinois to Algarve

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Algarve (average of $628). Flying from Illinois to Algarve in June is currently the most expensive (average of $1,329). 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 IL to SAL?

Find hourly flight availability from Illinois to Algarve. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Algarve as you normally would.

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 August 4, 2025.
See what other customers who have flown with Delta, KLM, and Air France from Illinois to Algarve have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,986 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,986 reviews
Delta
8.0
Very good
7,986 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,986 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,466 reviews
Delta
8.0
Very good
7,986 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,688 reviews
Delta
8.0
Very good
7,986 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,460 reviews
Delta
8.0
Very good
7,986 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Illinois to Algarve (average of $628). Flying from Illinois to Algarve in June is currently the most expensive (average of $1,329). 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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Alternative routes for Illinois to Algarve

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

Discover the top 3 airlines that operate flights from Illinois 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 August 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$486Average$736FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$543Average$1,187FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$757Average$828FlexibilityNo cancel feeOn-time69%

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