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Cheap flights from Hong Kong to St. Louis from HK$3,962

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 29-9. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STL
16 Sep — 23 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to St. Louis

Enter your travel dates to find the best prices.

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 17 August 2026.

Thu 8-1013:00 -
2 stops23h 59m
Sun 18-1007:02 -
2 stops27h 28m
Deal found 12-8HK$8,129
Wed 30-913:00 -
2 stops38h 11m
Wed 7-1007:02 -
2 stops26h 58m
Deal found 15-8HK$8,929
Sat 26-919:40 -
2 stops29h 40m
Sat 3-1016:42 -
2 stops28h 23m
Deal found 12-8HK$9,235
Sun 27-920:10 -
2 stops31h 11m
Sun 4-1007:02 -
2 stops27h 28m
Deal found 13-8HK$9,243
Tue 15-901:10 -
2 stops29h 54m
Sun 20-906:00 -
1 stop35h 45m
Deal found 12-8HK$9,471
Wed 30-913:25 -
2 stops23h 05m
Wed 7-1006:04 -
1 stop23h 51m
Deal found 15-8HK$9,573
Thu 8-1013:25 -
2 stops21h 34m
Sun 18-1006:04 -
1 stop23h 51m
Deal found 12-8HK$9,902

Find 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 17 August 2026.

Round-trip from

HK$8,129

One-way from

HK$3,962
8-10-18-10
  • 8-10-18-10
  • 4 total stops
  • 51h 27m total
  • Hong Kong to St. Louis
Search Deals
29-9
  • 29-9
  • 2 total stops
  • 53h 58m total
  • Hong Kong to St. Louis
Search Deals

Cheapflights Fare Finder

 
Customise 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 70,647 searches. Data last updated 17 August 2026.
Use the filters below to find and compare flights from Hong Kong to St. Louis that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Thu 8-10

13:00-23:59

2 stops23h 59m

Lambert-St Louis

Sun 18-10

07:02-23:30

2 stops27h 28m

HK$8,129

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Wed 30-9

13:00-14:11

2 stops38h 11m

Lambert-St Louis

Wed 7-10

07:02-23:00

2 stops26h 58m

HK$8,929

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Sat 26-9

19:40-12:20

2 stops29h 40m

Lambert-St Louis

Sat 3-10

16:42-10:05

2 stops28h 23m

HK$9,235

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Tue 15-9

01:10-18:04

2 stops29h 54m

Lambert-St Louis

Sun 20-9

06:00-06:45

1 stop35h 45m

HK$9,471
Fastest return journey

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Thu 8-10

13:25-21:59

2 stops21h 34m

Lambert-St Louis

Sun 18-10

06:04-18:55

1 stop23h 51m

HK$9,902
Cheapest one-way

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Tue 29-9

01:40-18:38

2 stops53h 58m

HK$3,962
Fastest single journey

Hong KongSt. Louis

HKG Hong Kong Intl - STL Lambert-St Louis

HKGSTL

Hong Kong Intl

Tue 29-9

20:10-18:38

2 stops35h 28m

HK$4,951

Flights are sorted by cheapest return flights first.

Deals found on 15-8

Sorted by cheapest first

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 return 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?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Hong Kong. Lambert-St Louis is conveniently located just 20.4 km from St. Louis’s city centre.

  • 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 holiday 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

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When you search for this flight from Hong Kong to St. Louis, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to St. Louis?

Cheapflights simply makes it quick and affordable to book flights from Hong Kong to St. Louis by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Hong Kong to St. Louis with no change fees?

Yes, we can. To see specific flights from Hong Kong to St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Hong Kong to St. Louis become cheaper?

Yes! Start tracking prices for Hong Kong to St. Louis flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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