HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
São Miguel

$310+ Cheap flights from Illinois to São Miguel

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PDL
Aug 9 — Aug 161
Sat 8/9
Sat 8/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to São Miguel with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Illinois to São Miguel

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

Round-trip from

$693
(Flighttix)

One-way from

$310
(Mytrip)

Popular in

May

Cheapest in

October

Average price

$963
From Illinois to São Miguel
Search Deals
One-way flight from Illinois to São Miguel
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($205 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Illinois to São Miguel

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

This Expedia deal was found by Cheapflights users on 8/2. 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 11/57:10 pmORD - PDL
1 stop18h 25mTAP AIR PORTUGAL
Wed 11/126:35 amPDL - ORD
1 stop13h 25mTAP AIR PORTUGAL
Deal found 8/2$604
This Mytrip deal was found by Cheapflights users on 8/2. 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 11/59:18 amORD - PDL
1 stop16h 37mMultiple Airlines
Wed 11/125:20 pmPDL - ORD
2 stops30h 03mMultiple Airlines
Deal found 8/2$656
This Flighttix 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:43 amORD - PDL
2 stops16h 57mUnited Airlines
Wed 9/2411:00 amPDL - ORD
2 stops12h 16mUnited Airlines
Deal found 8/3$693
This Trip.com deal was found by Cheapflights users on 8/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2511:00 amMDW - PDL
1 stop14h 50mMultiple Airlines
Sun 11/304:50 pmPDL - MDW
1 stop22h 15mMultiple Airlines
Deal found 8/2$808

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to São Miguel 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 São Miguel that are best for you.

Fly from

Illinois

Fly to

São Miguel

Route

Depart

Return

Price

ChicagoPonta Delgada

ORD - PDL

ORDPDL

Chicago O'Hare Intl

Wed 11/5

7:10 pm-6:35 pm

1 stop18h 25m

Ponta Delgada Nordela

Wed 11/12

6:35 am-3:00 pm

1 stop13h 25m

$604

ChicagoPonta Delgada

ORD - PDL

ORDPDL

Chicago O'Hare Intl

Wed 11/5

9:18 am-6:55 am

1 stop16h 37m

Ponta Delgada Nordela

Wed 11/12

5:20 pm-6:23 pm

2 stops30h 03m

$656

ChicagoPonta Delgada

ORD - PDL

ORDPDL

Chicago O'Hare Intl

Thu 9/18

10:43 am-8:40 am

2 stops16h 57m

Ponta Delgada Nordela

Wed 9/24

11:00 am-6:16 pm

2 stops12h 16m

$693

ChicagoPonta Delgada

MDW - PDL

MDWPDL

Chicago Midway

Tue 11/25

11:00 am-6:50 am

1 stop14h 50m

Ponta Delgada Nordela

Sun 11/30

4:50 pm-10:05 am

1 stop22h 15m

$808

ChicagoPonta Delgada

ORD - PDL

ORDPDL

Chicago O'Hare Intl

Mon 9/15

5:05 am-2:55 pm

3 stops28h 50m

$310

ChicagoPonta Delgada

ORD - PDL

ORDPDL

Chicago O'Hare Intl

Mon 9/15

6:10 pm-2:55 pm

1 stop15h 45m

$353

ChicagoPonta Delgada

MDW - PDL

MDWPDL

Chicago Midway

Tue 9/16

7:15 pm-6:40 am

3 stops30h 25m

$434

ChicagoPonta Delgada

ORD - PDL

ORDPDL

Chicago O'Hare Intl

Wed 9/24

5:10 pm-4:05 pm

1 stop17h 55m

$3,697

ChicagoPonta Delgada

MDW - PDL

MDWPDL

Chicago Midway

Wed 9/24

6:15 pm-4:05 pm

2 stops16h 50m

$6,164

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Best time to book a flight from Illinois to São Miguel

Have a flexible travel schedule? Discover the best time to fly to São Miguel 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 São Miguel

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

Currently, January is the cheapest month in which you can book a flight from Illinois to São Miguel (average of $518). Flying from Illinois to São Miguel in June is currently the most expensive (average of $987). 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 LXG?

Find hourly flight availability from Illinois to São Miguel. 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 São Miguel as you normally would.

Reviews of airlines servicing São Miguel

Get insights into the airlines that provide service to São Miguel. 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 São Miguel. Reviews last updated August 4, 2025.
Get a feel of what it's like to fly with Air France, United Airlines, and TAP AIR PORTUGAL from Illinois to São Miguel by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.5
Good
1,466 reviews

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Boarding

7.4

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
Air France
7.5
Good
1,466 reviews
Air France
7.5
Good
1,466 reviews

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Boarding

7.4

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
United Airlines
7.4
Good
8,912 reviews
Air France
7.5
Good
1,466 reviews

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Boarding

7.4

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.
TAP AIR PORTUGAL
7.1
Good
1,942 reviews
Air France
7.5
Good
1,466 reviews

Crew

8.1

Entertainment

7.0

Overall

7.5

Food

7.0

Boarding

7.4

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

SYLVIA,Apr 2025

TLV - CDG

A newer plane. The flight from TelAviv to Paris was on a new aircraft, wider seat. ,more privacy. Nice toilets. The flight from Paris to Santiago Chile was on a very old aircraft. Awful toilets, outmoded sits etc.

Related info for your journey

Find useful and relevant information for your journey from Illinois to São Miguel. 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 São Miguel that include hotel bookings?

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

  • How can I find direct flights from Illinois to São Miguel?

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

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

    Yes. Cheapflights offers flight deals from Illinois to São Miguel 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 São Miguel?

    Currently, January is the cheapest month in which you can book a flight from Illinois to São Miguel (average of $518). Flying from Illinois to São Miguel in June is currently the most expensive (average of $987). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to São Miguel

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Ponta Delgada flights
Newark to Ponta Delgada flights
John F Kennedy Intl to Ponta Delgada flights
Boston to Lajes flights
Dulles Intl to Ponta Delgada flights
LaGuardia to Ponta Delgada flights
Reagan-National to Ponta Delgada flights
Seattle to Ponta Delgada flights
San Francisco to Ponta Delgada flights
O'Hare Intl to Ponta Delgada flights
San Francisco to Lajes flights
Baltimore to Ponta Delgada flights
Minneapolis to Ponta Delgada flights
Denver to Ponta Delgada flights
Newark to Lajes flights
Boston to Horta flights
Providence to Ponta Delgada flights
Boston to Pico Island flights
Los Angeles to Ponta Delgada flights
Detroit to Ponta Delgada flights
Philadelphia to Ponta Delgada flights
Raleigh to Ponta Delgada flights
LaGuardia to Lajes flights
John F Kennedy Intl to Lajes flights
Atlanta to Ponta Delgada flights
Charlotte to Ponta Delgada flights
Miami to Ponta Delgada flights
Orlando to Ponta Delgada flights
Cleveland to Ponta Delgada flights
John F Kennedy Intl to Pico Island flights
San Francisco to Velas flights
Portland to Ponta Delgada flights
Los Angeles to Lajes flights
Austin to Ponta Delgada flights
Hartford to Ponta Delgada flights
Fort Lauderdale to Ponta Delgada flights
Midway to Ponta Delgada flights
Tampa to Ponta Delgada flights
Ontario to Ponta Delgada flights
Boston to Santa Cruz da Graciosa flights
Dulles Intl to Horta flights
Columbus to Ponta Delgada flights
Dallas/Fort Worth to Ponta Delgada flights
Indianapolis to Ponta Delgada flights

Top 2 airlines flying from Illinois to São Miguel

Discover the top 2 airlines that operate flights from Illinois to São Miguel. 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$549Average$952FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$719Average$1,200FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.