HK$1,405+ Cheap flights from 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 10-10. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — HKG
12 Sep — 19 Sep1
1 adult
1 adult, Economy, 0 bags

Find flights from Illinois within your budget

 
Find flights departing from Illinois that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 13 August 2026. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Sat 30-1

15:50-21:12

1 stop5h 22m

Wausau Central Wisconsin

Tue 2-2

16:15-21:37

1 stop5h 22m

HK$2,880

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Sat 30-1

09:30-15:48

1 stop6h 18m

Wausau Central Wisconsin

Mon 1-2

07:00-12:37

2 stops5h 37m

HK$2,919

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Tue 8-9

15:55-21:05

1 stop5h 10m

Wausau Central Wisconsin

Tue 15-9

16:20-21:33

1 stop5h 13m

HK$3,759

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Wed 16-9

07:05-15:40

2 stops8h 35m

Wausau Central Wisconsin

Wed 23-9

16:20-21:33

1 stop5h 13m

HK$4,269
Fastest return journey

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Fri 28-8

15:51-21:19

1 stop5h 28m

Wausau Central Wisconsin

Sun 30-8

07:01-11:37

1 stop4h 36m

HK$4,543

ChicagoWausau

ORD Chicago O'Hare Intl - CWA Wausau Central Wisconsin

ORDCWA

Chicago O'Hare Intl

Tue 25-8

11:22-21:19

2 stops9h 57m

Wausau Central Wisconsin

Wed 26-8

16:24-21:47

1 stop5h 23m

HK$5,744

ChicagoManila

ORD Chicago O'Hare Intl - MNL Manila Ninoy Aquino Intl

ORDMNL

Chicago O'Hare Intl

Tue 10-11

14:30-21:10

1 stop40h 40m

Manila Ninoy Aquino Intl

Mon 30-11

23:25-11:09

2 stops25h 44m

HK$7,203

ChicagoManila

ORD Chicago O'Hare Intl - MNL Manila Ninoy Aquino Intl

ORDMNL

Chicago O'Hare Intl

Wed 7-10

06:07-19:00

1 stop23h 53m

Manila Ninoy Aquino Intl

Sat 31-10

23:25-05:04

1 stop18h 39m

HK$7,282

ChicagoManila

ORD Chicago O'Hare Intl - MNL Manila Ninoy Aquino Intl

ORDMNL

Chicago O'Hare Intl

Mon 26-10

07:00-21:10

2 stops25h 10m

Manila Ninoy Aquino Intl

Sat 7-11

09:55-19:29

2 stops23h 34m

HK$7,313

ChicagoManila

ORD Chicago O'Hare Intl - MNL Manila Ninoy Aquino Intl

ORDMNL

Chicago O'Hare Intl

Mon 16-11

14:30-06:50

1 stop26h 20m

Manila Ninoy Aquino Intl

Fri 4-12

09:55-22:45

1 stop26h 50m

HK$7,423

Flights are sorted by cheapest return flights first.

Deals found on 12-8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Illinois

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

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois (average of HK$8,106). Flying from Illinois in December will prove the most costly (average of HK$11,833). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What is the cheapest place to fly to from Illinois?

The cheapest city to fly to from Illinois is Greenville, with prices starting at HK$2,264. Explore other affordable destinations below.

Greenville
Greenville
From HK$2,264
San Francisco
San Francisco
From HK$2,475
Helsinki-Vantaa
Helsinki-Vantaa
From HK$4,032
Belgrade Nikola Tesla
Belgrade Nikola Tesla
From HK$4,222

When is the best time to book a flight from Illinois?

The price you pay for your flight from Illinois may vary depending on when you book. For the best chance of a lower fare, look to book 41 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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Related info for your journey

Access useful and relevant information related to your journey from Illinois. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 13 August 2026.

  • What is the cheapest month to fly from Illinois?

    Currently, the cheapest month for flights from Illinois is January. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Illinois?

    Check out the cheapest flights from Illinois to embark to:
    Fly from Chicago to Hong Kong from HK$7,376 round trip

  • How does Cheapflights help users find flights from Illinois?

    Deals for flights from Illinois are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Illinois for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Illinois with no change fees?

    Yes, we can. To see specific flights from Illinois with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from Illinois become cheaper?

    Not ready to book yet? You can track prices for flights from Illinois on Cheapflights with our Price Alerts feature and get notified when better prices are available.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois?

Deals for flights from Illinois are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Illinois for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Illinois with no change fees?

Yes, we can. To see specific flights from Illinois with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Illinois on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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