R1 526+ Cheap flights from Illinois

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — CPT
Feb 19 — Feb 261
1 adult
1 adult, Economy, 0 bags

What to know about flights from Illinois

Discover essential information about flights departing from Illinois, including flight schedules, destinations, airlines operating at the Illinois airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 20 January 2026.

Good round-trip deal

R8 580 or less

Good one-way deal

R815 or less
Price to beat on a round-trip flight from Illinois.
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Price to beat on a one-way flight from Illinois.
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Find flights from Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Illinois
Explore the most affordable flight options available from Illinois. Find the lowest fares based on data from user searches, with prices last updated on 20 January 2026.

Mon 16/218:30
ORD
-
CPT
1 stop29h 35m
American Airlines
Tue 3/318:55
CPT
-
ORD
1 stop30h 05m
American Airlines
Deal found 18/1R13 978
Tue 10/321:35
ORD
-
CPT
1 stop27h 30m
American Airlines
Tue 17/318:55
CPT
-
ORD
1 stop28h 30m
American Airlines
Deal found 18/1R13 994
Mon 23/220:35
ORD
-
JNB
1 stop29h 50m
American Airlines
Mon 2/319:35
JNB
-
ORD
1 stop26h 15m
American Airlines
Deal found 17/1R13 994
Sun 19/418:00
ORD
-
JNB
1 stop32h 25m
American Airlines
Mon 27/421:15
JNB
-
ORD
1 stop23h 35m
American Airlines
Deal found 20/1R14 011
Mon 13/422:35
ORD
-
CPT
1 stop29h 25m
American Airlines
Fri 1/518:50
CPT
-
ORD
1 stop26h 00m
American Airlines
Deal found 19/1R14 027
Mon 13/422:35
ORD
-
JNB
1 stop27h 50m
American Airlines
Mon 27/419:25
JNB
-
ORD
1 stop29h 10m
American Airlines
Deal found 19/1R14 027
Tue 10/318:44
ORD
-
CPT
2 stops30h 21m
American Airlines
Sun 29/318:50
CPT
-
ORD
1 stop29h 45m
American Airlines
Deal found 18/1R14 076
Wed 18/321:35
ORD
-
CPT
1 stop31h 35m
American Airlines
Mon 23/322:10
CPT
-
ORD
2 stops26h 50m
American Airlines
Deal found 18/1R14 175
Mon 9/321:35
ORD
-
CPT
1 stop27h 30m
Iberia
Wed 18/318:55
CPT
-
ORD
1 stop28h 30m
Iberia
Deal found 18/1R14 191
Wed 4/37:00
ORD
-
JNB
2 stops43h 55m
Kenya Airways
Mon 23/31:35
JNB
-
ORD
2 stops42h 22m
Kenya Airways
Deal found 18/1R14 273
Mon 2/320:35
ORD
-
CPT
1 stop31h 35m
Multiple Airlines
Sun 22/320:35
CPT
-
ORD
2 stops31h 55m
Multiple Airlines
Deal found 19/1R14 323
Sat 21/318:48
ORD
-
JNB
2 stops32h 37m
Iberia
Mon 30/321:15
JNB
-
ORD
2 stops27h 42m
Iberia
Deal found 19/1R14 405

Find flights from Illinois within your budget

 
Find flights departing from Illinois that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 20 January 2026. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

Cape Town

Route

Depart

Return

Price

ChicagoJohannesburg

ORD - JNB

ORDJNB

Chicago O'Hare Intl

Mon 23/2

20:35-10:25

1 stop29h 50m

Johannesburg OR Tambo

Tue 3/3

19:35-13:50

1 stop26h 15m

R13 994

ChicagoJohannesburg

ORD - JNB

ORDJNB

Chicago O'Hare Intl

Sat 21/3

18:48-10:25

2 stops32h 37m

Johannesburg OR Tambo

Mon 30/3

21:15-17:57

2 stops27h 42m

R14 405

ChicagoJohannesburg

ORD - JNB

ORDJNB

Chicago O'Hare Intl

Wed 4/3

20:35-7:35

1 stop27h 00m

Johannesburg OR Tambo

Sun 8/3

22:00-14:50

1 stop23h 50m

R15 898

ChicagoJohannesburg

ORD - JNB

ORDJNB

Chicago O'Hare Intl

Wed 18/2

9:45-20:10

1 stop26h 25m

Johannesburg OR Tambo

Sun 1/3

14:30-7:40

2 stops25h 10m

R16 012

ChicagoJohannesburg

ORD - JNB

ORDJNB

Chicago O'Hare Intl

Thu 5/2

9:45-20:10

1 stop26h 25m

Johannesburg OR Tambo

Sun 15/2

14:30-7:40

2 stops25h 10m

R16 012

ChicagoJohannesburg

ORD - JNB

ORDJNB

Chicago O'Hare Intl

Sun 8/2

9:45-20:10

1 stop26h 25m

Johannesburg OR Tambo

Sun 15/2

14:30-7:40

2 stops25h 10m

R16 012

ChicagoJohannesburg

ORD - JNB

ORDJNB

Chicago O'Hare Intl

Wed 11/3

10:15-13:05

1 stop19h 50m

Johannesburg OR Tambo

Sun 29/3

8:20-8:15

2 stops30h 55m

R16 669

ChicagoCape Town

ORD - CPT

ORDCPT

Chicago O'Hare Intl

Mon 11/5

10:15-14:35

1 stop21h 20m

Cape Town Intl

Sat 16/5

13:50-8:15

2 stops25h 25m

R17 358

ChicagoCape Town

ORD - CPT

ORDCPT

Chicago O'Hare Intl

Tue 10/3

21:20-11:50

1 stop31h 30m

Cape Town Intl

Tue 24/3

17:15-11:05

1 stop24h 50m

R18 244

ChicagoCape Town

ORD - CPT

ORDCPT

Chicago O'Hare Intl

Mon 13/4

19:50-11:50

1 stop33h 00m

Cape Town Intl

Thu 16/4

16:35-9:40

1 stop24h 05m

R18 326

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 60 results
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Best time to book a flight from Illinois

Have a flexible travel schedule? Discover the best time to fly from Illinois with our price prediction graph.
Estimated return 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 Illinois

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois (average of R12 715). Flying from Illinois in July will prove the most costly (average of R22 936). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What is the cheapest place to fly to from Illinois?

The cheapest city to fly to from Illinois is New York, with prices starting at R815. Explore other affordable destinations below.

New York
New York
From R815
Fort Lauderdale
Fort Lauderdale
From R2 665
Raleigh-Durham
Raleigh-Durham
From R3 530
Miami
Miami
From R3 671

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Related info for your journey

Access useful and relevant information related to your journey from Illinois. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 20 January 2026.

  • What is the cheapest month to fly from Illinois?

    January is currently the cheapest month to fly from Illinois. At this moment in time July is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Illinois?

    Check out the cheapest flights from Illinois to embark to:
    Travel from Chicago to Cape Town from R14 126 round trip

  • How does Cheapflights help users find flights from Illinois?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Illinois today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from Illinois?

    Cheapflights helps you find that perfect flight from Illinois by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Illinois with no change fees?

    Need flexible booking options for your flight from Illinois ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from Illinois become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Illinois today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Illinois?

Cheapflights helps you find that perfect flight from Illinois by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Illinois with no change fees?

Need flexible booking options for your flight from Illinois ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Illinois become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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