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.

$435 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

Thu, Oct 29 - Wed, Nov 4

4:42 pm - 10:40 pmSTL Lambert-St Louis-HKG Hong Kong Intl

40h 58m2 stops Seattle/Tacoma Intl Incheon Intl

12:15 am - 11:59 pmHKG Hong Kong Intl-STL Lambert-St Louis

37h 44m2 stops Incheon Intl Seattle/Tacoma Intl

$915Multiple Airlines

Thu, Nov 26 - Fri, Dec 4

6:00 am - 5:00 amSTL Lambert-St Louis-HKG Hong Kong Intl

33h 00m2 stops Seattle/Tacoma Intl Incheon Intl

1:45 pm - 11:59 pmHKG Hong Kong Intl-STL Lambert-St Louis

24h 14m2 stops Incheon Intl Seattle/Tacoma Intl

$939Multiple Airlines

Fri, Jan 15 - Tue, Feb 2

3:35 pm - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 35m1 stop Vancouver Intl

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

17h 47m1 stop Vancouver Intl

$1,000EVA Air

Sun, Jan 10 - Mon, Feb 1

4:30 pm - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

46h 40m2 stops Toronto Pearson Intl Vancouver Intl

12:55 am - 8:04 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

33h 09m2 stops Incheon Intl Vancouver Intl

$1,001Air Canada

Mon, Jan 4 - Wed, Jan 13

9:22 pm - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

41h 48m2 stops Toronto Pearson Intl Vancouver Intl

10:00 am - 1:13 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

41h 13m2 stops Tokyo Narita Toronto Pearson Intl

$1,001Air Canada

Fri, Oct 23 - Thu, Dec 10

11:25 am - 7:25 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

31h 00m1 stop Istanbul

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

38h 15m1 stop Istanbul

$1,002Turkish Airlines

Thu, Feb 18 - Tue, Mar 2

8:15 pm - 8:05 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

21h 50m1 stop Istanbul

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

24h 45m1 stop Istanbul

$1,014Turkish Airlines

Fri, Jan 15 - Fri, Feb 5

3:35 pm - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 35m1 stop Vancouver Intl

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

17h 47m1 stop Vancouver Intl

$1,020EVA Air

Fri, Jan 22 - Fri, Feb 12

3:35 pm - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 35m1 stop Vancouver Intl

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

17h 47m1 stop Vancouver Intl

$1,020ANA

Fri, Jan 8 - Tue, Jan 12

7:00 am - 12:55 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

39h 55m2 stops Los Angeles Tokyo Haneda

10:00 am - 1:50 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 50m1 stop Tokyo Narita

$1,427ANA

Recent last minute flight deals from Illinois to Hong Kong

Thu, Sep 17 - Wed, Oct 14

3:40 pm - 5:15 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

24h 35m1 stop Vancouver Intl

9:45 am - 2:43 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 58m1 stop Vancouver Intl

$1,000Multiple Airlines

Thu, Sep 17 - Mon, Oct 5

3:40 pm - 5:15 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

24h 35m1 stop Vancouver Intl

9:45 am - 2:43 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 58m1 stop Vancouver Intl

$1,027Air Canada

Wed, Sep 16 - Wed, Sep 23

1:25 pm - 9:00 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

30h 35m1 stop Abu Dhabi Zayed Intl

9:45 am - 2:52 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

42h 07m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,029Multiple Airlines

Thu, Sep 17 - Sun, Oct 4

7:09 am - 10:45 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

26h 36m2 stops Toronto Pearson Intl Incheon Intl

9:45 am - 4:35 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

19h 50m2 stops Vancouver Intl Winnipeg

$1,060Air Canada

Wed, Sep 16 - Wed, Sep 30

12:30 am - 10:05 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

20h 35m1 stop Taipei City Taiwan Taoyuan Intl

9:05 pm - 8:45 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

36h 40m1 stop Taipei City Taiwan Taoyuan Intl

$1,093EVA Air

Tue, Sep 15 - Fri, Sep 18

12:30 am - 6:30 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

29h 00m1 stop Taipei City Taiwan Taoyuan Intl

3:25 pm - 8:45 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

18h 20m1 stop Taipei City Taiwan Taoyuan Intl

$1,121EVA Air

Wed, Sep 16 - Tue, Oct 13

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

$1,332Cathay Pacific

Wed, Sep 16 - Wed, Sep 30

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

$1,332Cathay Pacific

Thu, Sep 17 - Wed, Sep 30

8:50 am - 6:30 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

20h 40m1 stop Los Angeles

9:45 pm - 4:45 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

20h 00m1 stop Los Angeles

$1,373United Airlines

Sun, Sep 20 - Wed, Sep 30

8:50 am - 6:30 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

20h 40m1 stop Los Angeles

9:45 pm - 5:15 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

44h 30m1 stop Los Angeles

$1,973United Airlines

Recent direct flight deals from Illinois to Hong Kong

Mon, Nov 23 - Mon, Nov 30

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

$1,332Cathay Pacific

Wed, Oct 28 - Mon, Nov 30

3:10 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

$1,332Cathay Pacific

Wed, Nov 18 - Mon, Nov 30

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

$1,332Cathay Pacific

Wed, Feb 17 - Wed, Mar 3

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

$1,345Cathay Pacific

Mon, Jan 11 - Wed, Jan 20

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

$1,345Cathay Pacific

Tue, Mar 2 - Tue, Mar 9

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

$1,345Cathay Pacific

Wed, Mar 3 - 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

$1,345Cathay Pacific

Tue, Jan 19 - Tue, Jan 26

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

$1,345Cathay Pacific

Mon, Jan 18 - Tue, Jun 29

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

$1,345Cathay Pacific

Wed, Oct 28 - Wed, Nov 4

3:10 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

$1,358Cathay Pacific

Useful Info

Low season	August
High season	December
Cheapest flight	$435

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

Most popular time to fly with an average 31% increase in price.

Flight from Chicago O'Hare Airport to Hong Kong

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.