How does KAYAK find such low prices on flights from Illinois to Hong Kong?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Hong Kong.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Hong Kong?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hong Kong from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Hong Kong?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Hong Kong with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Hong Kong?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hong Kong from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$461 CHEAP FLIGHTS from Illinois to Hong Kong

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Flight Deals

Cheap Flights from Illinois to Hong Kong

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Hong Kong

Fri, Dec 4 - Mon, Dec 14

7:05 am - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

56h 05m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

12:55 am - 2:37 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

51h 42m2 stops Incheon Intl Vancouver Intl

$1,065Air Canada

Mon, Nov 23 - Fri, Dec 25

1:55 pm - 10:50 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

42h 55m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita

10:45 am - 2:37 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 52m1 stop Vancouver Intl

$1,065ANA

Sun, Jan 3 - Thu, Jan 14

11:45 am - 8:05 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

30h 20m1 stop Istanbul

9:45 am - 10:00 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

38h 15m1 stop Istanbul

$1,066Turkish Airlines

Sun, Nov 22 - Fri, Nov 27

6:00 am - 10:40 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

26h 40m2 stops Seattle/Tacoma Intl Incheon Intl

11:25 am - 4:55 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

19h 30m1 stop Manila Ninoy Aquino Intl

$1,067Multiple Airlines

Wed, Dec 9 - Thu, Jan 28

10:37 am - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

52h 33m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:45 am - 2:32 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 47m1 stop Vancouver Intl

$1,067Air Canada

Mon, Mar 15 - Wed, Mar 24

10:05 am - 10:50 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 45m2 stops Toronto Pearson Intl Tokyo Narita

1:30 pm - 5:55 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 25m1 stop Manila Ninoy Aquino Intl

$1,068Multiple Airlines

Sat, Jan 23 - Mon, Jan 25

11:45 am - 8:05 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

30h 20m1 stop Istanbul

11:15 pm - 10:00 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

24h 45m1 stop Istanbul

$1,071Turkish Airlines

Tue, Jan 5 - Sun, Jan 31

4:25 pm - 5:45 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 20m1 stop Tokyo Haneda

2:20 pm - 7:20 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

31h 00m1 stop Tokyo Haneda

$1,071ANA

Tue, Jan 19 - Thu, Jan 21

7:28 am - 7:20 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

21h 52m1 stop San Francisco

10:45 pm - 4:52 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

20h 07m1 stop Los Angeles

$1,129United Airlines

Mon, Jan 4 - Wed, Feb 3

6:14 pm - 6:45 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

22h 31m1 stop San Francisco

10:45 pm - 4:50 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

20h 05m1 stop Los Angeles

$1,146United Airlines

Recent last minute flight deals from Illinois to Hong Kong

Mon, Oct 26 - Mon, Nov 9

9:15 pm - 5:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

30h 50m1 stop Istanbul

9:45 am - 10:00 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

38h 15m1 stop Istanbul

$1,071Turkish Airlines

Fri, Oct 30 - Tue, Nov 3

12:45 pm - 5:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

39h 20m1 stop Istanbul

9:45 am - 11:00 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

39h 15m1 stop Istanbul

$1,071Turkish Airlines

Mon, Oct 26 - Mon, Nov 9

6:00 am - 10:50 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

27h 50m2 stops Seattle/Tacoma Intl Tokyo Narita

11:25 am - 4:55 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

19h 30m1 stop Manila Ninoy Aquino Intl

$1,072Multiple Airlines

Wed, Oct 28 - Sun, Nov 8

7:00 am - 9:55 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

25h 55m2 stops Los Angeles Manila Ninoy Aquino Intl

10:55 pm - 4:55 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

32h 00m1 stop Manila Ninoy Aquino Intl

$1,076Multiple Airlines

Sun, Oct 25 - Mon, Nov 9

8:12 pm - 7:15 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

34h 03m1 stop Los Angeles

11:25 am - 10:00 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

24h 35m1 stop Los Angeles

$1,144United Airlines

Mon, Oct 26 - Mon, Nov 9

7:00 am - 7:15 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 15m1 stop Los Angeles

11:25 am - 5:00 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

19h 35m1 stop Los Angeles

$1,146United Airlines

Mon, Oct 26 - Sun, Nov 1

9:05 am - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

31h 05m2 stops Portland Vancouver Intl

10:45 am - 3:37 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 52m1 stop Vancouver Intl

$1,183Air Canada

Wed, Oct 28 - Sun, Nov 8

2:30 pm - 1:50 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

34h 20m1 stop Tokyo Haneda

3:35 pm - 10:00 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

32h 25m1 stop Tokyo Haneda

$1,193Japan Airlines

Mon, Oct 26 - Sun, Nov 1

2:30 pm - 1:50 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

34h 20m1 stop Tokyo Haneda

3:35 pm - 10:00 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

32h 25m1 stop Tokyo Haneda

$1,197Japan Airlines

Fri, Oct 30 - Sat, Nov 28

9:57 pm - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

42h 13m2 stops San Francisco Vancouver Intl

10:45 am - 8:00 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

35h 15m2 stops Vancouver Intl Ottawa

$1,363Air Canada

Recent direct flight deals from Illinois to Hong Kong

Tue, Jan 5 - Sun, Jan 31

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 12:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,287Cathay Pacific

Tue, Jan 19 - Thu, Feb 18

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 12:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,346Cathay Pacific

Mon, Jan 18 - Mon, Mar 8

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 12:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,346Cathay Pacific

Mon, Jan 18 - Wed, Feb 17

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 12:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,346Cathay Pacific

Mon, Jan 11 - Tue, Jul 6

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:10 pm - 2:20 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

15h 10mnonstop

$1,346Cathay Pacific

Thu, Apr 1 - Thu, Apr 22

4:15 pm - 9:00 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 45mnonstop

12:10 pm - 1:55 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 45mnonstop

$1,346Cathay Pacific

Thu, Mar 4 - Wed, Mar 10

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 12:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,346Cathay Pacific

Mon, Jan 25 - Mon, Feb 15

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 12:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,346Cathay Pacific

Mon, Mar 15 - Wed, Mar 24

3:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 1:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,346Cathay Pacific

Thu, Mar 4 - Mon, Mar 15

2:10 pm - 8:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

15h 55mnonstop

12:15 pm - 1:30 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

14h 15mnonstop

$1,346Cathay Pacific

Useful Info

Low season	August
High season	June
Cheapest flight	$461

Best time to beat the crowds with an average 6% drop in price.

Most popular time to fly with an average 19% increase in price.

Flight from Chicago O'Hare Airport to Hong Kong

CFlew with Cathay Pacific-Oct 2026

Okay on boarding for both airlines. Hong Kong requires a lot of walking to make some connections, but that is the airport design with moving walkways.

LionelFlew with Cathay Pacific-Mar 2025

We chose a long layover in Hong-Kong on our way to Indonesia, on purpose (22h), and were able to do some well worth sightseeing.

DarylFlew with Cathay Pacific-Jan 2025

They are strict with carry on and they weigh it upon check in.

Verified travelerFlew with Cathay Pacific-Nov 2024

First flight to hkg but been to asia many times. Most airlines have frequent beverage service to combat the dehydration that comes with a long flight.

How does KAYAK find such low prices on flights from Illinois to Hong Kong?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Hong Kong.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Hong Kong?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Hong Kong from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Hong Kong?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Hong Kong with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Hong Kong?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Hong Kong from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.