St. Louis

$452+ Cheap flights from Hong Kong 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STL
Dec 3 — Dec 101
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Cheap flight deals from Hong Kong to St. Louis

Keep the following information in mind while searching for Hong Kong to St. Louis flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,489
(Cathay Pacific)

One-way from

$452
(Trip.com)
Provider with most accurate pricing for Hong Kong Intl-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Hong Kong Intl-Lambert-St Louis flights.
From Hong Kong to Lambert-St Louis
One-way flight from Hong Kong to Lambert-St Louis

Find 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 November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1710:30 pmHKG - STL
2 stops26h 09mUnited Airlines
Fri 11/211:35 pmSTL - HKG
2 stops39h 40mUnited Airlines
Deal found 11/2$1,538
This oojo deal was found by Cheapflights users on 11/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/296:05 pmHKG - STL
2 stops43h 51mQatar Airways
Sat 12/62:54 pmSTL - HKG
2 stops40h 46mQatar Airways
Deal found 11/1$1,669
This Orbitz deal was found by Cheapflights users on 11/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2812:25 amHKG - STL
2 stops53h 04mMultiple Airlines
Sat 12/64:05 pmSTL - HKG
2 stops36h 35mMultiple Airlines
Deal found 11/1$1,672
This United Airlines deal was found by Cheapflights users on 11/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2910:35 amHKG - STL
1 stop19h 52mUnited Airlines
Sat 12/63:13 pmSTL - HKG
2 stops25h 47mUnited Airlines
Deal found 11/1$1,678
This FlightHub deal was found by Cheapflights users on 11/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1612:25 amHKG - STL
2 stops37h 31mQatar Airways
Fri 11/218:39 amSTL - HKG
2 stops47h 01mQatar Airways
Deal found 11/2$1,812
This Delta deal was found by Cheapflights users on 11/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1612:55 amHKG - STL
2 stops36h 49mDelta
Fri 11/217:47 pmSTL - HKG
2 stops37h 23mDelta
Deal found 11/1$1,847
This Cathay Pacific deal was found by Cheapflights users on 11/1. 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 11/174:30 pmHKG - STL
1 stop34h 07mMultiple Airlines
Fri 11/217:20 pmSTL - HKG
1 stop35h 10mMultiple Airlines
Deal found 11/1$2,097

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 November 3, 2025.
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

Thu 2/19

4:30 pm-10:57 pm

1 stop20h 27m

Lambert-St Louis

Sun 2/22

6:50 pm-5:35 am

1 stop20h 45m

$1,489

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Thu 2/19

10:35 am-4:44 pm

1 stop20h 09m

Lambert-St Louis

Sun 2/22

6:00 pm-7:15 pm

2 stops35h 15m

$1,495

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 11/17

10:30 pm-4:27 pm

1 stop31h 57m

Lambert-St Louis

Fri 11/21

1:35 pm-7:15 pm

2 stops39h 40m

$1,538

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 2/18

12:25 am-6:03 pm

2 stops31h 38m

Lambert-St Louis

Sun 2/22

2:19 pm-9:40 pm

2 stops41h 21m

$1,566

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 11/17

1:40 pm-9:07 am

3 stops33h 27m

$452

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 1/31

7:40 pm-1:54 pm

2 stops32h 14m

$591

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/3

11:20 am-1:52 pm

2 stops40h 32m

$592

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 3/2

12:25 am-7:26 pm

2 stops33h 01m

$727

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 11/16

12:25 am-10:58 pm

2 stops60h 33m

$765

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 11/17

4:30 pm-10:58 pm

1 stop20h 28m

$871

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

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.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to St. Louis
No data available for this route at this time. Please check back soon.

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.
  • What airport do you fly into for flights to St. Louis from Hong Kong?

    If you book a flight to St. Louis from Hong Kong, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

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

    For as low as $1,495, Cathay Pacific can have you in St. Louis from Hong Kong in 20h 09m. The distance between Hong Kong and St. Louis is about 7929 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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