RM 1,981+ 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 31/5. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags

Flights to Illinois in 2026

Enter your travel dates to find the best prices.

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 12 March 2026.

Tue 12/512:20
KUL
-
ORD
2 stops31h 00m
Multiple Airlines
Tue 21/717:39
ORD
-
KUL
2 stops28h 31m
Multiple Airlines
Deal found 9/3RM 3,755
Sun 2/812:20
KUL
-
ORD
2 stops31h 00m
Multiple Airlines
Thu 20/817:55
ORD
-
KUL
2 stops28h 15m
Multiple Airlines
Deal found 9/3RM 3,889
Tue 12/515:30
KUL
-
ORD
1 stop42h 30m
EVA Air
Mon 20/700:30
ORD
-
KUL
1 stop21h 45m
EVA Air
Deal found 9/3RM 3,943
Sun 26/423:25
KUL
-
ORD
1 stop23h 15m
Turkish Airlines
Mon 11/511:25
ORD
-
KUL
1 stop30h 55m
Turkish Airlines
Deal found 9/3RM 3,963
Sun 10/502:45
KUL
-
ORD
1 stop24h 10m
Cathay Pacific
Wed 22/716:00
ORD
-
KUL
1 stop35h 40m
Cathay Pacific
Deal found 9/3RM 3,994
Wed 13/512:50
KUL
-
ORD
1 stop21h 10m
EVA Air
Mon 20/700:30
ORD
-
KUL
1 stop21h 45m
EVA Air
Deal found 9/3RM 3,998
Sun 19/409:50
KUL
-
ORD
1 stop36h 50m
Turkish Airlines
Sat 2/520:10
ORD
-
KUL
1 stop32h 05m
Turkish Airlines
Deal found 8/3RM 4,057
Wed 22/423:25
KUL
-
ORD
1 stop23h 15m
Turkish Airlines
Wed 29/411:25
ORD
-
KUL
1 stop30h 55m
Turkish Airlines
Deal found 8/3RM 4,080
Tue 10/310:15
KUL
-
ORD
2 stops44h 45m
Qatar Airways
Mon 23/320:05
ORD
-
KUL
1 stop29h 00m
Qatar Airways
Deal found 7/3RM 4,088
Tue 14/409:30
KUL
-
ORD
1 stop42h 35m
Qatar Airways
Tue 21/408:31
ORD
-
KUL
2 stops42h 44m
Qatar Airways
Deal found 9/3RM 4,104
Wed 22/409:30
KUL
-
ORD
2 stops44h 34m
Qatar Airways
Wed 29/419:20
ORD
-
KUL
1 stop30h 25m
Qatar Airways
Deal found 8/3RM 4,124
Wed 22/412:50
KUL
-
MDW
2 stops30h 00m
Multiple Airlines
Wed 29/415:55
MDW
-
KUL
2 stops30h 20m
Multiple Airlines
Deal found 8/3RM 4,879

Find flight deals to Illinois

Find the latest flights to Illinois in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 407,431 searches and data was last updated on 12 March 2026.

Return from

RM 3,755

One-way from

RM 1,981

Popular in

August

Cheapest in

November

Average price

RM 4,280
12/5-21/7
  • 12/5-21/7
  • 4 total stops
  • 59h 31m total
  • Kuala Lumpur to Chicago
31/5
  • 31/5
  • 2 total stops
  • 27h 03m total
  • Kuala Lumpur to Illinois
Highest demand for flights based on searches. 5% potential increase in price (RM 279 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (RM 71 potential savings vs. average return price).
Average for return flights in March 2026

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 407,431 searches and data was last updated on 12 March 2026.
Use the filters below to find and compare flights to Illinois that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Thu 4/6

09:30-15:05

1 stop42h 35m

Chicago O'Hare Intl

Thu 18/6

16:29-15:10

2 stops33h 41m

RM 4,652

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Fri 17/4

09:30-15:05

1 stop42h 35m

Chicago O'Hare Intl

Sun 26/4

19:20-21:25

1 stop37h 05m

RM 4,703

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Tue 5/5

09:30-15:05

1 stop42h 35m

Chicago O'Hare Intl

Fri 15/5

15:57-16:15

2 stops35h 18m

RM 4,981

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Sat 18/4

09:30-15:05

1 stop42h 35m

Chicago O'Hare Intl

Sun 3/5

19:20-21:25

1 stop37h 05m

RM 4,989

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Wed 1/4

19:10-15:45

1 stop33h 35m

Chicago O'Hare Intl

Thu 16/4

20:35-08:35

1 stop23h 00m

RM 5,138

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Tue 31/3

19:10-15:45

1 stop33h 35m

Chicago O'Hare Intl

Thu 16/4

20:35-08:35

1 stop23h 00m

RM 5,138
Fastest return journey

Kuala LumpurChicago

KUL - MDW

KULMDW

Kuala Lumpur Intl

Sat 1/8

15:30-05:55

2 stops27h 25m

Chicago Midway

Wed 19/8

20:30-11:15

2 stops25h 45m

RM 5,150

Kuala LumpurChicago

KUL - MDW

KULMDW

Kuala Lumpur Intl

Mon 11/5

14:45-05:50

2 stops28h 05m

Chicago Midway

Wed 22/7

15:05-13:25

2 stops33h 20m

RM 5,161

Kuala LumpurChicago

KUL - MDW

KULMDW

Kuala Lumpur Intl

Sun 2/8

12:50-05:55

2 stops30h 05m

Chicago Midway

Thu 20/8

20:50-14:15

2 stops28h 25m

RM 5,185

Kuala LumpurChicago

KUL - MDW

KULMDW

Kuala Lumpur Intl

Fri 24/4

14:45-17:40

3 stops39h 55m

Chicago Midway

Fri 1/5

10:10-13:25

2 stops38h 15m

RM 5,212

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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 Kuala Lumpur to Illinois takes 25 hours 34 minutes. Flights to Illinois from other popular cities in Malaysia will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Illinois?

The cheapest airlines flying from Kuala Lumpur to Illinois are United Airlines, Cathay Pacific 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 12 March 2026.
Read reviews from past customers who have flown ANA,Qatar Airways, andUnited Airlines to the United States. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

8.0

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
8.4
Very Good

Entertainment

8.0

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Entertainment

8.0

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Entertainment

8.0

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Entertainment

8.0

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Entertainment

8.0

Food

7.7

Overall

8.4

Comfort

8.2

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

FAQs about flying to Illinois

Illinois climate

Illinois’s winters are very cold and long with snow and icy winds from late November through to April. Summers, especially July and August, the weather tends to be hot and humid. The best times to visit is when the weather is perfect, in spring and autumn; tornado season can occur anytime between the months of March and May. Chicago’s summers are humid with highs of 30 degrees (Celsius) or more and its winters are bitterly cold.

Getting around Illinois

Public transportation is reliable and taxis are easy to find. Driving is not recommended because of heavy traffic and parking is almost impossible to find. The El, a system operated by The Chicago Transit Authority consists of elevated trains running 24 hours a day. During the summer rush hour a River Bus is available.

What is good to know if travelling to Illinois?

  • Chicago has a wealth of things to see and do. The best view of the city can be found at 1,450 feet from the top of North America’s tallest building – the Sears Tower. Head to the 103rd floor to the Skydeck where you can see the entire city laid out.  The Hancock Building is also well worth a visit and offers stunning city views from its observation deck or cocktail bar.
  • Don’t miss a trip to the Anderson Japanese Gardens in Rockford. Set on twelve acres the gardens are adorned with Japanese maples, magnolias, and rhododendrons and have several ponds and waterfalls with Japanese bronze structures surrounding them. There’s also an authentic tea house and contemporary “Garden of Reflection”.  
  • Visit the preserved Frank Lloyd Wright Museum on Chicago Avenue in Oak Park where the famed architect spent 20 years of his career and designed 130 of his masterpieces.  Wright lived here until 1909.
  • One of the most visited attractions in Chicago is the Art Institute of Chicago. Art lovers – well any visitor – shouldn’t miss a trip to the museum, it’s remarkable. The gargantuan building houses more than 250,000 works of art from all over the world including ancient Egyptian, Japanese, Korean, Greek and Roman relics. One of its highlights is the anthology of Impressionist art which has an impressive collection by Monet, Pablo Picasso and Henri Matisse to name a few.
  • Anyone interested in the lives of the Amish people should head to central Illinois where a welcoming group of Amish villages are set up. Take a tour of the community in the Illinois Amish Interpretative Centre in Arcola, visit a working farm and watch how supper is prepared and enjoyed in a family home.
  • When is the best time to fly to Illinois?

    Peak Season: Winter is peak season in Illinois for skiing and snowmobiling. In summer many different festivals take place in Chicago’s parks and neighbourhoods almost every weekend, making it difficult to find a cheap Illinois flight. Off Season: The best month to book a cheap Illinois flight is September, which is also the mildest month. Autumn is visually the prettiest time to visit when the temperature is still mild and the foliage is changing. The quietest months in Chicago are from January to March but they can also be the coldest and windiest.

  • 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, United Airlines is rated the highest out of the airlines that fly to Illinois.

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

    Chicago O'Hare Intl is currently the cheapest airport to fly to in Illinois. One-way flights to Chicago O'Hare Intl typically cost RM 194, while return flights cost around RM 1,132.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around RM 1,132, however they can be found for as little as RM 1,132.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, Kuala Lumpur offers the quickest one-way flight (20 hours 50 minutes).

  • Which airport is closest to River North?

    f being close to River North is important to you, you’ll want to land at Chicago O'Hare Intl Airport.

  • Does Chicago O'Hare Intl have rental cars?

    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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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Illinois today and book when you’re ready!

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