RM 1,966+ 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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
31 Jan — 7 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Illinois in 2026

Enter your travel dates to find the best prices.

Best flights to Illinois
Discover carefully curated flight deals to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 January 2026.

Sun 15/204:25KUL - ORD
1 stop28h 00mTurkish Airlines
Mon 23/220:20ORD - KUL
1 stop22h 05mTurkish Airlines
Deal found 1/1RM 3,823
Thu 26/309:35KUL - ORD
1 stop36h 00mEtihad Airways
Wed 22/414:00ORD - KUL
1 stop29h 25mEtihad Airways
Deal found 31/12RM 4,127
Mon 19/107:30SZB - ORD
2 stops44h 15mMultiple Airlines
Tue 27/110:35ORD - SZB
2 stops34h 05mMultiple Airlines
Deal found 1/1RM 4,447
Thu 26/323:55KUL - MDW
2 stops25h 34mDelta
Thu 23/417:31MDW - KUL
2 stops39h 19mDelta
Deal found 31/12RM 5,064
Wed 25/310:05KUL - ORD
1 stop38h 00mTurkish Airlines
Fri 24/411:25ORD - KUL
1 stop40h 50mTurkish Airlines
Deal found 31/12RM 4,062
Thu 26/323:50KUL - MDW
2 stops31h 04mKLM
Sat 25/417:31MDW - KUL
2 stops33h 09mKLM
Deal found 31/12RM 8,526
Mon 16/309:35KUL - ORD
1 stop36h 00mEtihad Airways
Wed 18/314:10ORD - KUL
1 stop28h 55mEtihad Airways
Deal found 30/12RM 4,269
Wed 25/310:05KUL - ORD
1 stop38h 00mTurkish Airlines
Sun 26/411:25ORD - KUL
1 stop31h 45mTurkish Airlines
Deal found 31/12RM 4,139
Tue 14/423:25KUL - ORD
1 stop23h 15mTurkish Airlines
Mon 20/419:50ORD - KUL
1 stop23h 20mTurkish Airlines
Deal found 31/12RM 4,147
Sat 28/323:55KUL - MDW
2 stops35h 36mDelta
Sat 25/417:31MDW - KUL
2 stops39h 19mDelta
Deal found 31/12RM 5,303
Mon 13/423:25KUL - ORD
1 stop23h 15mTurkish Airlines
Thu 23/419:50ORD - KUL
1 stop23h 20mTurkish Airlines
Deal found 31/12RM 4,147
Sun 12/423:25KUL - ORD
1 stop23h 15mTurkish Airlines
Thu 23/419:50ORD - KUL
1 stop23h 20mTurkish Airlines
Deal found 31/12RM 4,147
Tue 5/509:50KUL - ORD
1 stop45h 25mTurkish Airlines
Fri 15/511:25ORD - KUL
1 stop40h 50mTurkish Airlines
Deal found 31/12RM 4,176
Thu 26/323:55KUL - MDW
2 stops30h 00mDelta
Wed 22/417:31MDW - KUL
2 stops39h 19mDelta
Deal found 31/12RM 6,268
Sun 12/423:25KUL - ORD
1 stop23h 15mTurkish Airlines
Sat 25/419:50ORD - KUL
1 stop23h 20mTurkish Airlines
Deal found 31/12RM 4,224
Thu 19/223:55KUL - MDW
2 stops36h 36mDelta
Fri 27/218:40MDW - KUL
2 stops37h 45mDelta
Deal found 31/12RM 6,559
Mon 13/423:25KUL - ORD
1 stop23h 15mTurkish Airlines
Sat 25/419:50ORD - KUL
1 stop23h 20mTurkish Airlines
Deal found 31/12RM 4,224
Thu 26/323:50KUL - MDW
2 stops31h 04mKLM
Fri 24/417:31MDW - KUL
2 stops33h 09mKLM
Deal found 31/12RM 8,870
Fri 27/312:55KUL - MDW
2 stops29h 55mMultiple Airlines
Fri 24/418:10MDW - KUL
2 stops28h 05mMultiple Airlines
Deal found 31/12RM 8,996
Sun 15/223:55KUL - MDW
2 stops26h 04mDelta
Sun 22/219:20MDW - KUL
2 stops37h 05mDelta
Deal found 1/1RM 6,908
Wed 6/509:50KUL - ORD
1 stop36h 50mTurkish Airlines
Sat 16/511:25ORD - KUL
1 stop31h 45mTurkish Airlines
Deal found 1/1RM 4,326
Fri 13/223:55KUL - MDW
2 stops36h 36mDelta
Fri 20/210:49MDW - KUL
2 stops45h 36mDelta
Deal found 31/12RM 9,381

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 1 January 2026.

Return from

RM 3,811

One-way from

RM 1,966

Popular in

August

Cheapest in

November

Average price

RM 4,492
Turkish Airlines
  • Turkish Airlines
  • 19/2-27/2
  • 2 total stops
  • 77h 20m total
  • Kuala Lumpur to Chicago
17/3
  • 17/3
  • 3 total stops
  • 47h 44m total
  • Kuala Lumpur to Illinois
Highest demand for flights based on searches. 4% potential increase in price (RM 224 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (RM 62 potential savings vs. average return price).
Average for return flights in January 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 1 January 2026.
Use the filters below to find and compare flights to Illinois that are best for you.

Fly from

Kuala Lumpur

Route

Departure

Return

Price

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Sun 15/2

04:25-18:25

1 stop28h 00m

Chicago O'Hare Intl

Mon 23/2

20:20-08:25

1 stop22h 05m

RM 3,823

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Wed 25/3

10:05-11:05

1 stop38h 00m

Chicago O'Hare Intl

Fri 24/4

11:25-17:15

1 stop40h 50m

RM 4,062

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Thu 26/3

09:35-08:35

1 stop36h 00m

Chicago O'Hare Intl

Wed 22/4

14:00-08:25

1 stop29h 25m

RM 4,127

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Wed 25/3

10:05-11:05

1 stop38h 00m

Chicago O'Hare Intl

Sun 26/4

11:25-08:10

1 stop31h 45m

RM 4,139

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Tue 14/4

23:25-09:40

1 stop23h 15m

Chicago O'Hare Intl

Mon 20/4

19:50-08:10

1 stop23h 20m

RM 4,147

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Mon 13/4

23:25-09:40

1 stop23h 15m

Chicago O'Hare Intl

Thu 23/4

19:50-08:10

1 stop23h 20m

RM 4,147

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Sun 12/4

23:25-09:40

1 stop23h 15m

Chicago O'Hare Intl

Thu 23/4

19:50-08:10

1 stop23h 20m

RM 4,147

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Tue 5/5

09:50-18:15

1 stop45h 25m

Chicago O'Hare Intl

Fri 15/5

11:25-17:15

1 stop40h 50m

RM 4,176

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Sun 12/4

23:25-09:40

1 stop23h 15m

Chicago O'Hare Intl

Sat 25/4

19:50-08:10

1 stop23h 20m

RM 4,224

Kuala LumpurChicago

KUL - ORD

KULORD

Kuala Lumpur Intl

Mon 13/4

23:25-09:40

1 stop23h 15m

Chicago O'Hare Intl

Sat 25/4

19:50-08:10

1 stop23h 20m

RM 4,224

Flights are sorted by cheapest return flights first.

Deals found on 31/12

Showing 1-10 of 23 results
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 27 hours 33 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 1 January 2026.
Read reviews from past customers who have flown EVA Air, ANA, 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.

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.
8.4
Very Good

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Overall

8.4

Entertainment

8.0

Comfort

8.3

Crew

8.6

Boarding

8.4

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

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 201, while return flights cost around RM 1,172.

  • How much is a return flight to Illinois?

    A return flight to Illinois will typically cost around RM 1,172, however they can be found for as little as RM 1,172.

  • Where does the fastest flight to Illinois depart from?

    For those looking to save time traveling to Illinois, Penang Intl offers the quickest one-way flight (19 hours 5 minutes).

  • 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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