HK$1,011+ Cheap flights from Illinois

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1-5. 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
4 May — 11 May1
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 4 April 2026. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight
Fastest return journey

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 20-6

08:40-10:10

Nonstop1h 30m

Wausau Central Wisconsin

Wed 24-6

14:35-16:05

Nonstop1h 30m

HK$2,931

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 9-5

15:47-20:58

1 stop5h 11m

Wausau Central Wisconsin

Sun 10-5

06:58-11:47

1 stop4h 49m

HK$3,393

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Fri 1-5

08:50-15:37

1 stop6h 47m

Wausau Central Wisconsin

Fri 8-5

16:32-21:20

1 stop4h 48m

HK$3,660

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Wed 1-7

08:52-15:50

2 stops6h 58m

Wausau Central Wisconsin

Sun 5-7

06:52-11:31

1 stop4h 39m

HK$3,973

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Fri 17-4

08:50-15:37

1 stop6h 47m

Wausau Central Wisconsin

Tue 21-4

16:17-21:38

1 stop5h 21m

HK$4,169

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Thu 14-5

12:30-15:52

1 stop3h 22m

Wausau Central Wisconsin

Sat 16-5

06:58-12:56

2 stops5h 58m

HK$4,232

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 18-4

12:14-15:44

1 stop3h 30m

Wausau Central Wisconsin

Wed 22-4

16:17-19:52

1 stop3h 35m

HK$4,812

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Thu 30-4

08:50-15:37

1 stop6h 47m

Wausau Central Wisconsin

Thu 7-5

06:58-11:47

1 stop4h 49m

HK$5,541

ChicagoManila

ORD - MNL

ORDMNL

Chicago O'Hare Intl

Sun 10-5

06:20-05:55

1 stop34h 35m

Manila Ninoy Aquino Intl

Tue 19-5

08:40-20:31

2 stops24h 51m

HK$8,817

ChicagoManila

ORD - MNL

ORDMNL

Chicago O'Hare Intl

Sun 3-5

06:20-05:55

1 stop34h 35m

Manila Ninoy Aquino Intl

Wed 3-6

08:40-00:59

1 stop29h 19m

HK$8,926

Flights are sorted by cheapest return flights first.

Deals found on 30-3

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, September is the cheapest month in which you can book a flight from Illinois (average of HK$5,995). Flying from Illinois in December will prove the most costly (average of HK$7,469). 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 Houston Hobby, with prices starting at HK$768. Explore other affordable destinations below.

Houston Hobby
Houston Hobby
From HK$768
San Francisco
San Francisco
From HK$858
Des Moines
Des Moines
From HK$1,093
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From HK$1,202

Browse thousands of different options on Cheapflights for your next trip

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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 4 April 2026.

  • What is the cheapest airport to fly out of Illinois?

    Chicago O'Hare Intl airport offers the cheapest routes to Hong Kong from HK$7,320. Chicago Midway airport is a great option if you're flying to Hong Kong from HK$9,208. Our top recommendation is to be generally flexible with your dates of travel for the best rates.

  • What is the cheapest month to fly from Illinois?

    Currently, the cheapest month for flights from Illinois is September. 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$7,320 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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