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R11 018+ Cheap flights to Illinois

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
Dec 22 — Dec 291
1 adult
1 adult, Economy, 0 bags

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Cheapest flights to Illinois
Explore the most affordable flight options available to Illinois. Find the lowest fares based on data from user searches, with prices last updated on 22 November 2025.

Thu 11/128:20JNB - ORD
2 stops31h 20mEthiopian Air
Sun 4/19:45ORD - JNB
1 stop26h 25mEthiopian Air
Deal found 21/11R17 826
Mon 24/1119:35JNB - ORD
1 stop26h 15mBritish Airways
Wed 26/1119:40ORD - JNB
2 stops27h 55mBritish Airways
Deal found 20/11R17 844
Fri 5/1222:00JNB - STL
2 stops30h 38mBritish Airways
Tue 9/616:48STL - JNB
2 stops31h 12mBritish Airways
Deal found 20/11R17 896
Fri 5/1222:00JNB - STL
2 stops31h 57mDelta
Tue 9/617:00STL - JNB
2 stops35h 05mDelta
Deal found 21/11R17 930
Fri 26/1219:20JNB - MDW
2 stops29h 59mDelta
Thu 22/19:50MDW - JNB
2 stops25h 10mDelta
Deal found 21/11R18 381
Tue 23/1210:10JNB - ORD
2 stops60h 45mAir Canada
Wed 21/17:15ORD - JNB
2 stops43h 15mAir Canada
Deal found 21/11R18 571
Thu 25/1210:10JNB - ORD
2 stops55h 55mAir Canada
Sun 25/110:35ORD - JNB
2 stops39h 55mAir Canada
Deal found 21/11R18 675
Fri 26/1219:20JNB - ORD
2 stops29h 11mKLM
Wed 21/112:27ORD - JNB
2 stops25h 38mKLM
Deal found 21/11R18 693
Tue 23/1210:10JNB - ORD
2 stops57h 08mAir Canada
Thu 22/115:35ORD - JNB
2 stops57h 55mAir Canada
Deal found 21/11R19 004
Sat 13/1223:59JNB - ORD
1 stop22h 21mDelta
Sat 10/114:00ORD - JNB
2 stops34h 50mDelta
Deal found 21/11R19 143
Sun 28/1223:59JNB - ORD
1 stop22h 21mDelta
Wed 21/116:25ORD - JNB
1 stop21h 40mDelta
Deal found 21/11R19 334
Sun 28/1223:59JNB - ORD
1 stop22h 21mDelta
Mon 19/116:25ORD - JNB
1 stop21h 40mDelta
Deal found 21/11R19 351

Flights to Illinois in 2025

Find the latest flights to Illinois in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 594 507 searches and data was last updated on 22 November 2025.

Return from

R17 757

One-way from

R11 018

Popular in

December

Cheapest in

February

Average price

R17 515
British Airways
  • British Airways
  • 6/2-9/2
  • 3 total stops
  • 59h 29m total
  • Johannesburg to Chicago
Search Deals
Qatar Airways
  • Qatar Airways
  • 15/4
  • 1 total stop
  • 25h 25m total
  • Johannesburg to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (R1 158 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R208 potential savings vs. average return price).
Search Deals
Average for return flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Locate flights to Illinois that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 594 507 searches and data was last updated on 22 November 2025.
Use the filters below to find and compare flights to Illinois that are best for you.

Fly from

Johannesburg

Route

Depart

Return

Price

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 5/12

22:00-20:38

2 stops30h 38m

Lambert-St Louis

Tue 9/6

16:48-7:00

2 stops31h 12m

R17 896

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Fri 5/12

22:00-21:57

2 stops31h 57m

Lambert-St Louis

Tue 9/6

17:00-11:05

2 stops35h 05m

R17 930

JohannesburgChicago

JNB - MDW

JNBMDW

Johannesburg OR Tambo

Fri 26/12

19:20-17:19

2 stops29h 59m

Chicago Midway

Thu 22/1

10:48-19:00

1 stop24h 12m

R18 381

JohannesburgSt. Louis

JNB - STL

JNBSTL

Johannesburg OR Tambo

Wed 4/2

22:00-21:15

2 stops31h 15m

Lambert-St Louis

Sun 8/2

17:20-10:25

2 stops33h 05m

R18 381

JohannesburgChicago

JNB - ORD

JNBORD

Johannesburg OR Tambo

Fri 26/12

19:20-16:31

2 stops29h 11m

Chicago O'Hare Intl

Wed 21/1

12:27-22:05

2 stops25h 38m

R18 693

JohannesburgChicago

JNB - ORD

JNBORD

Johannesburg OR Tambo

Fri 26/12

19:20-16:31

2 stops29h 11m

Chicago O'Hare Intl

Fri 23/1

13:55-22:05

2 stops24h 10m

R18 693

JohannesburgChicago

JNB - ORD

JNBORD

Johannesburg OR Tambo

Sun 28/12

23:59-14:20

1 stop22h 21m

Chicago O'Hare Intl

Mon 19/1

16:25-22:05

1 stop21h 40m

R19 351

JohannesburgChicago

JNB - ORD

JNBORD

Johannesburg OR Tambo

Sat 6/12

14:30-7:40

2 stops25h 10m

Chicago O'Hare Intl

Sat 3/1

9:45-20:10

1 stop26h 25m

R21 274

JohannesburgChicago

JNB - ORD

JNBORD

Johannesburg OR Tambo

Sat 6/12

22:00-19:55

2 stops29h 55m

Chicago O'Hare Intl

Sat 3/1

5:30-19:00

1 stop29h 30m

R21 274

JohannesburgChicago

JNB - MDW

JNBMDW

Johannesburg OR Tambo

Sat 27/12

21:55-11:58

1 stop22h 03m

Chicago Midway

Wed 21/1

18:14-19:00

1 stop40h 46m

R22 608

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 24 results
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Best time to book a flight to Illinois

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

Cheapflights Insights

Everything you need to know about your flight to Illinois

How long is the flight to Illinois?

On average, a flight from Johannesburg to Illinois takes 25 hours 41 minutes. Flights to Illinois from other popular cities in South Africa will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Illinois?

Use this chart to determine the cheapest time to fly return from Johannesburg to Illinois. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Illinois should consider flying on Monday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Monday afternoons, when prices are usually at their highest.

What are the most popular airlines that fly to Illinois?

The most popular airlines flying from Johannesburg to Illinois are British Airways, KLM and United Airlines.

British Airways
British Airways
From R16 843
United Airlines
United Airlines
From R16 030
KLM
KLM
From R16 645
Turkish Airlines
Turkish Airlines
From R14 701

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from Johannesburg to Illinois are Etihad Airways, Ethiopian Air and Turkish Airlines.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated 22 November 2025.
Read through reviews of airlines serving the United States, such as KLM, Etihad Airways, andUnited Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7,7
Good
1 419 reviews
Check prices

Comfort

7,6

Food

7,3

Overall

7,7

Entertainment

7,1

Crew

8,4

Boarding

7,8

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7,7
Good
1 419 reviews
KLM
7,7
Good
1 419 reviews
Check prices

Comfort

7,6

Food

7,3

Overall

7,7

Entertainment

7,1

Crew

8,4

Boarding

7,8

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Etihad Airways
7,4
Good
1 309 reviews
KLM
7,7
Good
1 419 reviews
Check prices

Comfort

7,6

Food

7,3

Overall

7,7

Entertainment

7,1

Crew

8,4

Boarding

7,8

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
United Airlines
7,4
Good
9 033 reviews
KLM
7,7
Good
1 419 reviews
Check prices

Comfort

7,6

Food

7,3

Overall

7,7

Entertainment

7,1

Crew

8,4

Boarding

7,8

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7,3
Good
4 045 reviews
KLM
7,7
Good
1 419 reviews
Check prices

Comfort

7,6

Food

7,3

Overall

7,7

Entertainment

7,1

Crew

8,4

Boarding

7,8

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6,7
Okay
7 534 reviews
KLM
7,7
Good
1 419 reviews
Check prices

Comfort

7,6

Food

7,3

Overall

7,7

Entertainment

7,1

Crew

8,4

Boarding

7,8

Reviews

1 / 20
2,0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

FAQs about flying to Illinois

  • Can I find cheaper flights to Illinois if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Illinois on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Illinois?

    Based on reviews from Cheapflights users, Etihad Airways is rated the highest out of the airlines that fly to Illinois.

  • What is the cheapest airport to fly to in Illinois?

    Chicago Midway is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago Midway typically cost R1 053, while return flights cost around R4 359.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around R10 677, however they can be found for as little as R4 359.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, Cape Town Intl offers the quickest one-way flight (19 hours 40 minutes).

  • Does Chicago O'Hare Intl have car hire?

    Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chicago O'Hare Intl?

    Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0,0 km away from Chicago O'Hare Intl).

See more FAQs

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