How long is the flight from Cape Town to Illinois?

There are many flights that can get you from Cape Town to Illinois in 20h 38m. Fly via United Airlines, Turkish Airlines, or Delta to get the fastest option. The distance from Cape Town to Illinois is about 13700 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches 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.

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).

What are the most popular routes from Cape Town to Illinois?

The most popular route from Cape Town to Illinois is Cape Town Intl - Chicago O'Hare Intl. You may also consider Cape Town Intl - Lambert-St Louis or Cape Town Intl - Chicago Midway.

What are the most popular airlines that fly from Cape Town to Illinois?

The most popular airlines flying from Cape Town to Illinois are United Airlines, KLM and Ethiopian Air. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from CPT to IL?

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

What airport do you fly from for flights from Cape Town to Illinois?

Cape Town Intl (CPT) is the airport you will fly out of if you book a flight from Cape Town to Illinois. It is only a 15,6 km journey to Cape Town Intl (CPT) from Cape Town’s city centre.

Can I find deals for flights from Cape Town to Illinois that include hotel bookings?

Yes. In addition to deals on Cape Town to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Cape Town to Illinois?

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

Can I find deals for business class flights from Cape Town to Illinois?

Yes. Cheapflights offers flight deals from Cape Town to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

R10 664+ Cheap Flights from Cape Town to Illinois

Cheap flight deals from Cape Town to Illinois

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Cape Town to Illinois
Explore the most affordable flight options available from Cape Town to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Fri 9/1013:50 -

2 stops25h 25m

Sat 24/1010:15 -

1 stop20h 55m

Deal found 17/9R15 248

Fri 25/913:50 -

2 stops25h 25m

Mon 28/910:15 -

1 stop43h 45m

Deal found 14/9R15 394

Fri 9/1020:05 -

1 stop25h 55m

Sat 24/106:30 -

1 stop29h 05m

Deal found 17/9R15 865

Fri 25/920:05 -

1 stop33h 39m

Mon 28/917:10 -

1 stop17h 40m

Deal found 14/9R15 882

Fri 25/920:05 -

1 stop34h 54m

Mon 28/99:46 -

1 stop25h 04m

Deal found 14/9R15 882

Tue 13/1020:00 -

1 stop20h 38m

Tue 20/1021:52 -

2 stops36h 18m

Deal found 17/9R16 402

Thu 1/1019:50 -

2 stops24h 23m

Tue 19/114:00 -

2 stops20h 00m

Deal found 14/9R16 499

Fri 25/97:40 -

1 stop37h 35m

Mon 28/917:10 -

2 stops29h 40m

Deal found 14/9R16 711

Fri 25/918:10 -

2 stops35h 34m

Mon 28/917:10 -

1 stop17h 40m

Deal found 14/9R17 247

Sat 31/1020:50 -

2 stops22h 52m

Sat 7/116:00 -

2 stops26h 10m

Deal found 16/9R17 361

Sun 20/1220:50 -

1 stop20h 02m

Tue 29/1218:40 -

1 stop39h 55m

Deal found 17/9R17 393

Mon 2/1120:50 -

2 stops29h 19m

Tue 10/1113:08 -

2 stops20h 52m

Deal found 15/9R17 572

Best flights from Cape Town to Illinois
Discover carefully curated flight deals from Cape Town to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Tue 13/1020:00 -

1 stop20h 38m

Tue 20/1021:35 -

1 stop36h 35m

Deal found 17/9R16 402

Sat 19/120:55 -

1 stop25h 25m

Mon 28/1211:45 -

1 stop27h 15m

Deal found 14/9R19 686

Thu 24/1220:50 -

2 stops28h 34m

Sun 3/117:05 -

1 stop17h 30m

Deal found 17/9R22 010

Thu 24/1219:35 -

2 stops34h 47m

Sun 3/19:58 -

2 stops42h 07m

Deal found 17/9R24 123

Mon 2/1115:10 -

3 stops49h 43m

Tue 10/1113:00 -

2 stops41h 10m

Deal found 15/9R25 603

Fri 9/1018:50 -

2 stops29h 00m

Sat 24/1018:00 -

2 stops31h 05m

Deal found 17/9R29 910

Thu 29/1020:50 -

2 stops24h 48m

Thu 5/1115:36 -

2 stops37h 04m

Deal found 17/9R17 556

Mon 2/1120:50 -

1 stop21h 58m

Tue 10/116:15 -

2 stops27h 45m

Deal found 15/9R17 572

Fri 18/1217:15 -

1 stop24h 45m

Mon 28/1211:45 -

1 stop27h 15m

Deal found 14/9R19 686

Tue 29/90:15 -

2 stops29h 29m

Mon 5/1013:19 -

2 stops25h 06m

Deal found 16/9R50 880

Wed 16/1217:15 -

1 stop24h 45m

Fri 25/1211:45 -

1 stop27h 15m

Deal found 14/9R23 879

Thu 12/1117:15 -

2 stops36h 25m

Mon 16/117:30 -

2 stops44h 35m

Deal found 15/9R24 286

Sat 19/1217:15 -

1 stop24h 45m

Fri 25/1211:45 -

1 stop27h 15m

Deal found 14/9R24 302

Thu 12/1120:50 -

2 stops28h 09m

Mon 16/1113:00 -

1 stop19h 10m

Deal found 14/9R32 040

Mon 28/918:50 -

2 stops32h 29m

Tue 6/1019:05 -

2 stops39h 15m

Deal found 16/9R60 519

Thu 17/1213:50 -

2 stops25h 50m

Mon 28/129:45 -

1 stop43h 15m

Deal found 15/9R67 298

Tue 29/90:15 -

2 stops29h 29m

Tue 6/1012:27 -

2 stops25h 58m

Deal found 16/9R77 409

Thu 17/1220:50 -

2 stops24h 25m

Tue 29/1219:55 -

1 stop38h 05m

Deal found 18/9R58 845

Tue 29/90:15 -

2 stops29h 29m

Wed 7/1013:27 -

2 stops24h 58m

Deal found 16/9R77 409

Sun 8/1120:50 -

1 stop34h 04m

Fri 27/1117:29 -

2 stops28h 16m

Deal found 18/9R126 777

Fri 6/1120:50 -

1 stop33h 43m

Wed 25/1111:27 -

2 stops27h 13m

Deal found 18/9R126 777

Sat 7/1121:00 -

2 stops33h 33m

Thu 26/116:00 -

2 stops46h 05m

Deal found 18/9R178 697

Fri 2/1023:15 -

2 stops25h 44m

Mon 5/1013:19 -

2 stops25h 06m

Deal found 16/9R179 819

Tue 3/110:30 -

2 stops30h 03m

Wed 25/1112:30 -

2 stops26h 10m

Deal found 18/9R189 768

Find flight deals from Cape Town to Illinois

Round-trip from	R15 248
One-way from	R10 664
Popular in	January
Cheapest in	October
Average price	R18 336

Ethiopian Air
9/10-24/10
3 total stops
46h 20m total
Cape Town to Illinois

Search Deals

Turkish Airlines
6/10-31/12
1 total stop
24h 05m total
Cape Town to Illinois

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (R37 745 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (R6 600 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Cape Town to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Cape TownChicago

CPT Cape Town Intl - ORD Chicago O'Hare Intl

CPTORD

Cape Town Intl

Tue 6/10

16:35-9:40

1 stop24h 05m

Chicago O'Hare Intl

Wed 31/12

0:00-8:00

Nonstop0h 00m

R10 664

Cape TownChicago

CPT Cape Town Intl - ORD Chicago O'Hare Intl

CPTORD

Cape Town Intl

Thu 10/12

17:15-10:00

1 stop24h 45m

Chicago O'Hare Intl

Wed 31/12

0:00-8:00

Nonstop0h 00m

R10 875

Cape TownChicago

CPT Cape Town Intl - MDW Chicago Midway

CPTMDW

Cape Town Intl

Tue 6/10

13:15-17:45

2 stops59h 30m

Chicago Midway

Wed 31/12

0:00-8:00

Nonstop0h 00m

R11 802

Cape TownSt. Louis

CPT Cape Town Intl - STL Lambert-St Louis

CPTSTL

Cape Town Intl

Sat 7/11

14:20-17:40

3 stops59h 20m

Lambert-St Louis

Wed 31/12

0:00-8:00

Nonstop0h 00m

R12 257

Cape TownSt. Louis

CPT Cape Town Intl - STL Lambert-St Louis

CPTSTL

Cape Town Intl

Sat 7/11

12:35-18:17

2 stops37h 42m

Lambert-St Louis

Wed 31/12

0:00-8:00

Nonstop0h 00m

R13 346

Cape TownChicago

CPT Cape Town Intl - ORD Chicago O'Hare Intl

CPTORD

Cape Town Intl

Thu 10/12

11:30-18:20

3 stops38h 50m

Chicago O'Hare Intl

Wed 31/12

0:00-8:00

Nonstop0h 00m

R13 655

Cape TownSt. Louis

CPT Cape Town Intl - STL Lambert-St Louis

CPTSTL

Cape Town Intl

Sat 7/11

0:55-21:40

2 stops52h 45m

Lambert-St Louis

Wed 31/12

0:00-8:00

Nonstop0h 00m

R14 305

Cape TownSt. Louis

CPT Cape Town Intl - STL Lambert-St Louis

CPTSTL

Cape Town Intl

Fri 6/11

17:15-21:40

2 stops36h 25m

Lambert-St Louis

Wed 31/12

0:00-8:00

Nonstop0h 00m

R14 711

Cape TownChicago

CPT Cape Town Intl - ORD Chicago O'Hare Intl

CPTORD

Cape Town Intl

Tue 6/10

13:50-15:40

3 stops32h 50m

Chicago O'Hare Intl

Wed 31/12

0:00-8:00

Nonstop0h 00m

R14 711

Cape TownChicago

CPT Cape Town Intl - MDW Chicago Midway

CPTMDW

Cape Town Intl

Thu 10/12

20:50-16:50

2 stops28h 00m

Chicago Midway

Wed 31/12

0:00-8:00

Nonstop0h 00m

R15 150

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 46 resultsSorted by cheapest first

...

Best time to book a flight from Cape Town to Illinois

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

CPT-ORD

CPT-MDW

CPT-STL

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 from Cape Town to Illinois

CPT-USIL

CPT-ORD

CPT-MDW

CPT-STL

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

Currently, September is the cheapest month in which you can book a flight from Cape Town to Illinois (average of R16 564). Flying from Cape Town to Illinois in April is currently the most expensive (average of R23 912). 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 Illinois

Read through reviews of airlines operating flights from Cape Town to Illinois, such as KLM,Qatar Airways, andTurkish Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7,8

Good

1 577 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

KLM

7,8

Good

1 577 reviews

KLM

7,8

Good

1 577 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Qatar Airways

7,4

Good

3 731 reviews

KLM

7,8

Good

1 577 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Turkish Airlines

7,4

Good

4 463 reviews

KLM

7,8

Good

1 577 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

United Airlines

7,4

Good

10 229 reviews

KLM

7,8

Good

1 577 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Ethiopian Air

7,2

Good

1 040 reviews

KLM

7,8

Good

1 577 reviews

Check prices

Reviews

1 / 20

8,0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

What airport do you fly from for flights from Cape Town to Illinois?
Cape Town Intl (CPT) is the airport you will fly out of if you book a flight from Cape Town to Illinois. It is only a 15,6 km journey to Cape Town Intl (CPT) from Cape Town’s city centre.
How long is the flight from Cape Town to Illinois?
There are many flights that can get you from Cape Town to Illinois in 20h 38m. Fly via United Airlines, Turkish Airlines, or Delta to get the fastest option. The distance from Cape Town to Illinois is about 13700 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Cape Town to Illinois?
The most popular route from Cape Town to Illinois is Cape Town Intl - Chicago O'Hare Intl. You may also consider Cape Town Intl - Lambert-St Louis or Cape Town Intl - Chicago Midway.
Can I find deals for flights from Cape Town to Illinois that include hotel bookings?
Yes. In addition to deals on Cape Town to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Cape Town to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cape Town to Illinois.
Can I find deals for business class flights from Cape Town to Illinois?
Yes. Cheapflights offers flight deals from Cape Town to Illinois 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 Cape Town to Illinois?
Currently, September is the cheapest month in which you can book a flight from Cape Town to Illinois (average of R16 564). Flying from Cape Town to Illinois in April is currently the most expensive (average of R23 912). 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

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Cape Town to Illinois

OR Tambo to John F Kennedy Intl flights

OR Tambo to Atlanta flights

OR Tambo to LaGuardia flights

Cape Town to Atlanta flights

Cape Town to Miami flights

OR Tambo to Dulles Intl flights

OR Tambo to Los Angeles flights

OR Tambo to Miami flights

OR Tambo to Boston flights

OR Tambo to Reagan-National flights

OR Tambo to Orlando flights

OR Tambo to San Diego flights

OR Tambo to Seattle flights

OR Tambo to Love Field flights

OR Tambo to Hobby flights

Cape Town to Seattle flights

Cape Town to Dulles Intl flights

OR Tambo to Las Vegas flights

Cape Town to Memphis flights

OR Tambo to Ontario flights

OR Tambo to San Francisco flights

Cape Town to San Francisco flights

OR Tambo to George Bush Intcntl flights

OR Tambo to O'Hare Intl flights

OR Tambo to Portland flights

Cape Town to Boston flights

Durban to Miami flights

Cape Town to Los Angeles flights

OR Tambo to Minneapolis flights

OR Tambo to Santa Ana flights

OR Tambo to Tampa flights

Cape Town to Denver flights

Top 5 airlines flying from Cape Town to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Ethiopian Air	CheapestR5 615	AverageR17 612	FlexibilityNo cancel fee	On-time72%	Search Ethiopian Air flights
United Airlines	CheapestR15 097	AverageR16 361	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Turkish Airlines	CheapestR15 193	AverageR17 539	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
KLM	CheapestR16 462	AverageR21 014	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Qatar Airways	CheapestR18 137	AverageR21 146	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Cape Town to Illinois?

Cheapflights makes it easy to find Cape Town to Illinois flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Cape Town to Illinois.

Can Cheapflights find flights from Cape Town to Illinois with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cape Town to Illinois, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Cape Town today and book when prices fit your budget.

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.

Cheap flights from Cape Town to Illinois from R10 664

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cape Town to Illinois

Cheapest flights from Cape Town to IllinoisExplore the most affordable flight options available from Cape Town to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from Cape Town to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Cape Town to IllinoisDiscover carefully curated flight deals from Cape Town to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Cape Town to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Cape Town to IllinoisDiscover last-minute flight deals from Cape Town to Illinois. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Cape Town to Illinois. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Cape Town to IllinoisSearch for one-way flight options from Cape Town to Illinois. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Cape Town to Illinois. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from Cape Town to Illinois

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Cape Town to Illinois that are best for you.

Best time to book a flight from Cape Town to Illinois

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

Cheapflights Insights

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

Reviews of airlines servicing Illinois

Read through reviews of airlines operating flights from Cape Town to Illinois, such as KLM,Qatar Airways, andTurkish Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Cape Town to Illinois?

How long is the flight from Cape Town to Illinois?

What are the most popular routes from Cape Town to Illinois?

Can I find deals for flights from Cape Town to Illinois that include hotel bookings?

How can I find direct flights from Cape Town to Illinois?

Can I find deals for business class flights from Cape Town to Illinois?

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

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 Cape Town to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Illinois by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Cape Town to Illinois by cabin class

Find flights from Cape Town to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Cape Town and Illinois flights

Browse other Cape Town and Illinois flight options. Last updated on 18 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Cape Town to Illinois flights

Consider these flights travelling from Cape Town to Illinois.

Top 5 airlines flying from Cape Town to Illinois

Fly with Cheapflights

How does Cheapflights help users find flights from Cape Town to Illinois?

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

Can Cheapflights find flights from Cape Town to Illinois with no change fees?

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

100% Free

Book With Flexibility

Travel Smart

Cheapest flights from Cape Town to Illinois
Explore the most affordable flight options available from Cape Town to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Cape Town to Illinois
Discover carefully curated flight deals from Cape Town to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Cape Town to Illinois
Discover last-minute flight deals from Cape Town to Illinois. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Cape Town to Illinois
Search for one-way flight options from Cape Town to Illinois. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.