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St. Louis

$514+ Cheap flights from Hong Kong (HKG) to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STL
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Hong Kong to St. Louis

Cheapest flights from Hong Kong to St. Louis
Explore the most affordable flight options available from Hong Kong to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This KAYAK deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:30 pm
HKG
-
STL
2 stops42h 30m
Multiple Airlines
Sat 6/207:30 pm
STL
-
HKG
2 stops24h 20m
Multiple Airlines
Deal found 1/27$1,127
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:05 pm
HKG
-
STL
1 stop19h 53m
Cathay Pacific
Sun 4/56:50 pm
STL
-
HKG
1 stop20h 45m
Cathay Pacific
Deal found 1/27$1,151
This EVA Air deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:45 pm
HKG
-
STL
2 stops33h 20m
Multiple Airlines
Fri 6/197:06 pm
STL
-
HKG
2 stops24h 44m
Multiple Airlines
Deal found 1/27$1,189
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/134:30 pm
HKG
-
STL
1 stop19h 28m
Multiple Airlines
Fri 3/205:12 am
STL
-
HKG
1 stop34h 23m
Multiple Airlines
Deal found 1/27$1,190
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/254:05 pm
HKG
-
STL
1 stop18h 29m
Cathay Pacific
Sun 6/216:36 am
STL
-
HKG
1 stop23h 19m
Cathay Pacific
Deal found 1/27$1,298
This Cathay Pacific deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/254:05 pm
HKG
-
STL
1 stop18h 29m
Cathay Pacific
Sat 6/209:17 am
STL
-
HKG
1 stop22h 43m
Cathay Pacific
Deal found 1/27$1,311
This Qatar Airways deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2412:55 am
HKG
-
STL
2 stops35h 47m
Qatar Airways
Thu 6/189:46 am
STL
-
HKG
2 stops40h 24m
Qatar Airways
Deal found 1/27$1,351

Find flight deals from Hong Kong to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,127
(KAYAK)

One-way from

$514
(Kiwi.com)
Provider with most accurate pricing for Hong Kong Intl-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Hong Kong Intl-Lambert-St Louis flights.
Search Deals
From Hong Kong Intl to Lambert-St Louis
Search Deals
One-way flight from Hong Kong Intl to Lambert-St Louis
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hong Kong to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Hong Kong to St. Louis that are best for you.

Fly from

Hong Kong

Fly to

St. Louis

Route

Depart

Return

Price

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 4/1

4:05 pm-10:58 pm

1 stop19h 53m

Lambert-St Louis

Sun 4/5

6:50 pm-4:35 am

1 stop20h 45m

$1,151

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Thu 5/28

9:45 pm-6:05 pm

2 stops33h 20m

Lambert-St Louis

Fri 6/19

7:06 pm-8:50 am

2 stops24h 44m

$1,189

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Thu 5/28

4:05 pm-9:34 pm

1 stop18h 29m

Lambert-St Louis

Sun 6/21

6:36 am-6:55 pm

1 stop23h 19m

$1,298

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 5/25

4:05 pm-9:34 pm

1 stop18h 29m

Lambert-St Louis

Sun 6/21

6:36 am-6:55 pm

1 stop23h 19m

$1,298

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Thu 5/28

4:05 pm-9:34 pm

1 stop18h 29m

Lambert-St Louis

Sat 6/20

9:17 am-9:00 pm

1 stop22h 43m

$1,311

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 5/25

12:55 am-8:26 pm

2 stops32h 31m

Lambert-St Louis

Thu 6/18

9:46 am-3:10 pm

2 stops40h 24m

$1,351

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 5/24

12:55 am-11:42 pm

2 stops35h 47m

Lambert-St Louis

Thu 6/18

9:46 am-3:10 pm

2 stops40h 24m

$1,351

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 5/30

4:05 pm-9:34 pm

1 stop18h 29m

Lambert-St Louis

Sun 6/21

6:36 am-6:55 pm

1 stop23h 19m

$1,375

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 5/31

6:15 pm-8:26 pm

2 stops39h 11m

Lambert-St Louis

Thu 6/18

9:46 am-3:10 pm

2 stops40h 24m

$1,382

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 5/25

4:05 pm-9:34 pm

1 stop18h 29m

Lambert-St Louis

Thu 6/18

6:36 am-6:55 pm

1 stop23h 19m

$1,388

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 18 results
1
2
  • Most accurate provider: When it comes to deals on Hong Kong-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hong Kong-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hong Kong-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hong Kong-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Hong Kong to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Hong Kong with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Hong Kong to St. Louis?

    For as low as $1,151, Cathay Pacific can have you in St. Louis from Hong Kong in 19h 53m. The distance between Hong Kong and St. Louis is about 7929 mi.

  • Can I find deals for flights from Hong Kong to St. Louis that include hotel bookings?

    Yes. In addition to deals on Hong Kong to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to St. Louis.

  • Can I find deals for business class flights from Hong Kong to St. Louis?

    Yes. Cheapflights offers flight deals from Hong Kong to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

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