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.

$429 CHEAP FLIGHTS from Illinois to Hong Kong

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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

Sat, Oct 24 - Thu, Dec 10

11:05 am - 10:50 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

46h 45m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita

12:55 am - 8:01 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

33h 06m2 stops Incheon Intl Vancouver Intl

$986Air Canada

Fri, Oct 30 - Fri, Apr 23

8:45 am - 11:10 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

25h 25m2 stops Toronto Pearson Intl Incheon Intl

9:45 am - 2:35 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 50m1 stop Vancouver Intl

$987Air Canada

Tue, Oct 27 - Tue, Nov 10

12:45 pm - 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

$987Turkish Airlines

Mon, Mar 1 - Tue, Mar 9

7:33 am - 5:10 amSTL Lambert-St Louis-HKG Hong Kong Intl

31h 37m2 stops Chicago O'Hare Intl Vancouver Intl

2:00 pm - 3:26 pmHKG Hong Kong Intl-STL Lambert-St Louis

39h 26m2 stops Incheon Intl Toronto Pearson Intl

$989Multiple Airlines

Wed, Mar 3 - Mon, Mar 8

10:45 pm - 9:55 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

33h 10m1 stop Manila Ninoy Aquino Intl

1:30 pm - 4:55 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

17h 25m1 stop Manila Ninoy Aquino Intl

$991Philippine Airlines

Mon, Mar 1 - Thu, Mar 4

11:45 am - 5:05 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

39h 20m1 stop Istanbul

11:15 pm - 6:20 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

33h 05m1 stop Istanbul

$992Turkish Airlines

Wed, Dec 2 - Mon, Feb 8

3:30 pm - 5:10 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 40m1 stop Vancouver Intl

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

17h 47m1 stop Vancouver Intl

$1,046EVA Air

Tue, Jan 12 - Wed, Jan 27

8:30 am - 6:45 amSTL Lambert-St Louis-HKG Hong Kong Intl

32h 15m1 stop San Francisco

10:35 am - 5:54 pmHKG Hong Kong Intl-STL Lambert-St Louis

21h 19m1 stop San Francisco

$1,096United Airlines

Tue, Jan 12 - Thu, Jan 28

8:30 am - 6:45 amSTL Lambert-St Louis-HKG Hong Kong Intl

32h 15m1 stop San Francisco

10:35 am - 5:54 pmHKG Hong Kong Intl-STL Lambert-St Louis

21h 19m1 stop San Francisco

$1,096United Airlines

Tue, Nov 3 - Mon, May 3

11:30 pm - 11:50 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

22h 20m1 stop Taipei City Taiwan Taoyuan Intl

11:05 am - 9:00 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

22h 55m1 stop Taipei City Taiwan Taoyuan Intl

$1,115EVA Air

Recent last minute flight deals from Illinois to Hong Kong

Wed, Sep 23 - Wed, Sep 30

6:00 am - 4:45 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

33h 45m2 stops Seattle/Tacoma Intl Incheon Intl

10:30 am - 11:59 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

26h 29m2 stops Tokyo Narita Seattle/Tacoma Intl

$986Multiple Airlines

Wed, Sep 23 - Mon, Sep 28

8:05 pm - 9:00 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 55m1 stop Abu Dhabi Zayed Intl

1:00 pm - 6:20 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

30h 20m2 stops Incheon Intl Seattle/Tacoma Intl

$996Multiple Airlines

Mon, Sep 21 - Mon, Oct 5

10:40 am - 5:15 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

53h 35m2 stops Ottawa Vancouver Intl

9:45 am - 8:06 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

23h 21m1 stop Vancouver Intl

$997Air Canada

Sun, Sep 20 - Wed, Sep 30

7:11 am - 10:35 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

26h 24m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita

9:45 am - 5:05 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

44h 20m2 stops Vancouver Intl Calgary

$1,069Air Canada

Mon, Sep 21 - Thu, Sep 24

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

29h 00m1 stop Taipei City Taiwan Taoyuan Intl

11:05 am - 8:45 pmHKG Hong Kong Intl-ORD Chicago O'Hare Intl

22h 40m1 stop Taipei City Taiwan Taoyuan Intl

$1,088EVA Air

Sun, Sep 20 - Mon, Oct 5

12:30 am - 8:45 pmORD Chicago O'Hare Intl-HKG Hong Kong Intl

31h 15m1 stop Taipei City Taiwan Taoyuan Intl

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

23h 35m1 stop Taipei City Taiwan Taoyuan Intl

$1,099EVA Air

Fri, Sep 25 - Tue, Sep 29

7:36 pm - 4:45 pmSTL Lambert-St Louis-HKG Hong Kong Intl

32h 09m1 stop Seattle/Tacoma Intl

1:25 pm - 6:38 pmHKG Hong Kong Intl-STL Lambert-St Louis

18h 13m1 stop Seattle/Tacoma Intl

$1,224Cathay Pacific

Wed, Sep 23 - 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

$1,360Cathay Pacific

Mon, Sep 21 - Mon, Oct 5

4:30 pm - 5:00 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

23h 30m1 stop San Francisco

11:55 pm - 8:40 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

21h 45m1 stop Tokyo Haneda

$1,375United Airlines

Mon, Sep 21 - Mon, Oct 5

3:35 pm - 5:00 amORD Chicago O'Hare Intl-HKG Hong Kong Intl

24h 25m1 stop San Francisco

11:55 pm - 8:40 amHKG Hong Kong Intl-ORD Chicago O'Hare Intl

21h 45m1 stop Tokyo Haneda

$1,378United Airlines

Useful Info

Low season	August
High season	December
Cheapest flight	$429

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

Most popular time to fly with an average 30% 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.