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HK$981+ 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 29-7. 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
20 Jul — 27 Jul1
1 adult

What to know about flights from Illinois

Discover essential information about flights departing from Illinois, including flight schedules, destinations, airlines operating at the Illinois airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 15 July 2025.

Good round-trip deal

HK$736 or less

Good one-way deal

HK$211 or less
Price to beat on a round-trip flight from Illinois.
Price to beat on a one-way flight from Illinois.

Find flights from Illinois

Cheapest flights from Illinois
Explore the most affordable flight options available from Illinois. Find the lowest fares based on data from user searches, with prices last updated on 15 July 2025.

Sat 30-806:10ORD - CWA
1 stop9h 34mDelta
Sun 31-816:24CWA - ORD
1 stop5h 11mDelta
Deal found 14-7HK$2,339
Tue 26-816:46ORD - CWA
Nonstop1h 08mAmerican Airlines
Thu 28-818:24CWA - ORD
Nonstop1h 25mAmerican Airlines
Deal found 15-7HK$5,463
Thu 21-809:30ORD - MNL
2 stops22h 40mUnited Airlines
Thu 28-822:25MNL - ORD
3 stops39h 04mUnited Airlines
Deal found 15-7HK$6,555
Mon 1-913:30STL - HKG
2 stops26h 05mAir Canada
Sat 20-918:00HKG - STL
2 stops38h 57mAir Canada
Deal found 14-7HK$6,664
Thu 30-1012:05ORD - MNL
1 stop20h 40mKorean Air
Wed 18-200:55MNL - ORD
1 stop21h 45mKorean Air
Deal found 13-7HK$6,688
Mon 1-913:30STL - HKG
2 stops26h 05mMultiple Airlines
Fri 19-902:35HKG - STL
2 stops30h 22mMultiple Airlines
Deal found 14-7HK$6,837
Wed 5-1111:50ORD - MNL
1 stop40h 20mTurkish Airlines
Fri 20-221:35MNL - ORD
1 stop26h 30mTurkish Airlines
Deal found 13-7HK$6,900
Mon 10-1106:45STL - HKG
2 stops26h 25mDelta
Sun 23-1100:55HKG - STL
2 stops36h 07mDelta
Deal found 15-7HK$7,340
Fri 12-913:55ORD - MNL
1 stop43h 05mEtihad Airways
Mon 6-1005:30MNL - ORD
1 stop40h 15mEtihad Airways
Deal found 14-7HK$7,489
Sun 2-1107:49STL - HKG
2 stops23h 21mJapan Airlines
Fri 7-1101:50HKG - STL
2 stops36h 07mJapan Airlines
Deal found 14-7HK$8,227
Thu 9-1015:57STL - HKG
2 stops37h 58mChina Airlines
Sun 12-1010:15HKG - STL
2 stops50h 48mChina Airlines
Deal found 15-7HK$8,289
Thu 16-1019:20ORD - HKG
1 stop37h 25mQatar Airways
Mon 20-1001:25HKG - ORD
1 stop26h 40mQatar Airways
Deal found 15-7HK$8,384

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 15 July 2025. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Sat 30-8

06:10-15:44

1 stop9h 34m

Wausau Central Wisconsin

Sun 31-8

16:24-21:35

1 stop5h 11m

HK$2,339

ChicagoWausau

ORD - CWA

ORDCWA

Chicago O'Hare Intl

Tue 26-8

16:46-17:54

Nonstop1h 08m

Wausau Central Wisconsin

Thu 28-8

18:24-19:49

Nonstop1h 25m

HK$5,463

ChicagoManila

ORD - MNL

ORDMNL

Chicago O'Hare Intl

Thu 21-8

09:30-21:10

2 stops22h 40m

Manila Ninoy Aquino Intl

Thu 28-8

22:25-00:29

3 stops39h 04m

HK$6,555

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 1-9

13:30-04:35

2 stops26h 05m

Hong Kong Intl

Sat 20-9

18:00-19:57

2 stops38h 57m

HK$6,664

ChicagoManila

ORD - MNL

ORDMNL

Chicago O'Hare Intl

Thu 30-10

12:05-21:45

1 stop20h 40m

Manila Ninoy Aquino Intl

Wed 18-2

00:55-08:40

1 stop21h 45m

HK$6,688

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 1-9

13:30-04:35

2 stops26h 05m

Hong Kong Intl

Fri 19-9

02:35-19:57

2 stops30h 22m

HK$6,837

ChicagoManila

ORD - MNL

ORDMNL

Chicago O'Hare Intl

Wed 5-11

11:50-18:10

1 stop40h 20m

Manila Ninoy Aquino Intl

Fri 20-2

21:35-10:05

1 stop26h 30m

HK$6,900

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 10-11

06:45-23:10

2 stops26h 25m

Hong Kong Intl

Sun 23-11

00:55-23:02

2 stops36h 07m

HK$7,340

ChicagoManila

ORD - MNL

ORDMNL

Chicago O'Hare Intl

Fri 12-9

13:55-22:00

1 stop43h 05m

Manila Ninoy Aquino Intl

Mon 6-10

05:30-08:45

1 stop40h 15m

HK$7,489

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Sun 2-11

07:49-21:10

2 stops23h 21m

Hong Kong Intl

Fri 7-11

01:50-23:57

2 stops36h 07m

HK$8,227

Flights are sorted by cheapest return flights first.

Deals found on 15-7

Showing 1-10 of 48 results
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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, October is the cheapest month in which you can book a flight from Illinois (average of HK$4,875). Flying from Illinois in June will prove the most costly (average of HK$8,352). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Illinois

Get insights into the airlines that provide service from Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Illinois. In the last 7 days, Cheapflights users made a total of 70,647 searches.
Check out reviews from past customers who have flown EVA Air, ANA, andKorean Air from Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
8.4
Very Good

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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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 15 July 2025.
  • What is the cheapest month to fly from Illinois?

    Currently, the cheapest month for flights from Illinois is October. The most expensive month for flights is June. 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$5,479 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.

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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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