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HK$3,301+ 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
21 Feb — 28 Feb1
1 adult

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 70,647 searches and data was last updated on 16 February 2025.

Return from

HK$6,593

One-way from

HK$3,301

Popular in

August

Cheapest in

February

Average price

HK$7,341
EVA Air
  • EVA Air
  • 14-3-15-3
  • 2 total stops
  • 51h 25m total
  • Hong Kong to Chicago
17-3
  • 17-3
  • 2 total stops
  • 46h 14m total
  • Hong Kong to Illinois
Highest demand for flights based on searches. 18% potential increase in price (HK$15,813 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (HK$3,095 potential savings vs. average return price).
Average for return flights in February 2025

Find flights to Illinois

Browse one-way and return flights deals to Illinois on Cheapflights. Flight deals are based on user searches and were last updated on 16 February 2025
Explore Illinois

Find flight deals to Illinois

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 16 February 2025.

Sun 16-215:30HKG - ORD
1 stop18h 05mEVA Air
Mon 17-223:30ORD - HKG
1 stop26h 55mEVA Air
Deal found 15-2HK$6,593
Tue 11-318:10HKG - ORD
1 stop28h 30mKorean Air
Mon 17-312:25ORD - HKG
1 stop21h 45mKorean Air
Deal found 14-2HK$7,154
Tue 7-1019:40HKG - ORD
2 stops22h 24mMultiple Airlines
Sun 12-1000:30ORD - HKG
1 stop19h 20mMultiple Airlines
Deal found 14-2HK$7,208
Tue 17-600:45HKG - ORD
2 stops35h 59mDelta
Wed 12-1107:00ORD - HKG
2 stops38h 20mDelta
Deal found 15-2HK$7,317
Mon 10-300:55HKG - MDW
2 stops34h 28mDelta
Mon 17-309:25MDW - HKG
2 stops24h 45mDelta
Deal found 14-2HK$7,317
Sun 16-221:05HKG - ORD
2 stops27h 04mUnited Airlines
Mon 17-212:45ORD - HKG
2 stops28h 15mUnited Airlines
Deal found 15-2HK$7,707
Tue 11-319:25HKG - ORD
1 stop30h 19mAir Canada
Mon 17-305:00ORD - HKG
2 stops23h 40mAir Canada
Deal found 14-2HK$7,714
Tue 7-1012:40HKG - ORD
Nonstop14h 45mCathay Pacific
Mon 13-1016:00ORD - HKG
Nonstop15h 50mCathay Pacific
Deal found 14-2HK$8,578
Tue 8-710:30HKG - ORD
1 stop36h 10mTurkish Airlines
Tue 29-719:50ORD - HKG
1 stop32h 25mTurkish Airlines
Deal found 15-2HK$8,781
Mon 6-1001:25HKG - ORD
1 stop26h 40mQatar Airways
Mon 13-1019:20ORD - HKG
2 stops28h 55mQatar Airways
Deal found 14-2HK$9,801
Mon 7-423:25HKG - ORD
1 stop26h 30mLufthansa
Sun 11-516:00ORD - HKG
1 stop34h 45mLufthansa
Deal found 15-2HK$9,995
Sun 6-423:15HKG - ORD
1 stop25h 55mSWISS
Sun 11-514:20ORD - HKG
1 stop37h 20mSWISS
Deal found 15-2HK$10,026

Find flights to Illinois within your budget

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 70,647 searches and data was last updated on 16 February 2025.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Fri 14-3

13:30-20:35

1 stop20h 05m

Chicago O'Hare Intl

Sat 15-3

00:30-20:50

1 stop31h 20m

HK$6,593

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Tue 11-3

18:10-09:40

1 stop28h 30m

Chicago O'Hare Intl

Mon 17-3

12:25-23:10

1 stop21h 45m

HK$7,154

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Tue 1-4

13:05-05:46

2 stops29h 41m

Chicago O'Hare Intl

Tue 8-4

21:57-22:30

3 stops35h 33m

HK$7,271

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Tue 17-6

00:45-23:44

2 stops35h 59m

Chicago O'Hare Intl

Wed 12-11

07:00-11:20

2 stops38h 20m

HK$7,317

Hong KongChicago

HKG - MDW

HKGMDW

Hong Kong Intl

Mon 10-3

00:55-22:23

2 stops34h 28m

Chicago Midway

Mon 17-3

09:25-23:10

2 stops24h 45m

HK$7,317

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Wed 18-6

18:00-14:49

1 stop33h 49m

Chicago O'Hare Intl

Wed 6-8

19:45-16:05

2 stops31h 20m

HK$7,707

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Tue 25-2

21:05-13:08

1 stop30h 03m

Chicago O'Hare Intl

Tue 27-5

05:02-18:55

2 stops24h 53m

HK$7,745

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Fri 14-3

12:35-14:00

Nonstop14h 25m

Chicago O'Hare Intl

Sun 16-3

15:40-20:35

Nonstop15h 55m

HK$8,641

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Tue 8-7

10:30-09:40

1 stop36h 10m

Chicago O'Hare Intl

Tue 29-7

19:50-17:15

1 stop32h 25m

HK$8,781

Hong KongChicago

HKG - ORD

HKGORD

Hong Kong Intl

Mon 7-4

23:25-12:55

1 stop26h 30m

Chicago O'Hare Intl

Sun 11-5

16:00-15:45

1 stop34h 45m

HK$9,995

Flights are sorted by cheapest return flights first.

Deals found on 15-2

Showing 1-10 of 49 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.

Travel insights for flights to Illinois

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

How long is the flight to Illinois?

On average, a flight from Hong Kong to Illinois takes 20 hours 50 minutes. Flights to Illinois from other popular cities in Hong Kong 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 Hong Kong to Illinois. Price data was last updated on 14 April 2024.

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

Weekly flight availability to Illinois

The most flights from Hong Kong to Illinois are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).