Find flights
When to book
FAQs

Cheap flights from Hong Kong to St. Louis from HK$4,958

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 1-6. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STL
11 May — 18 May1
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 11 April 2026.

Sun 26-401:25
HKG
-
STL
2 stops33h 52m
Qatar Airways
Mon 11-512:27
STL
-
HKG
2 stops38h 58m
Qatar Airways
Deal found 5-4HK$8,835
Sun 24-501:25
HKG
-
STL
2 stops35h 29m
Qatar Airways
Mon 1-609:08
STL
-
HKG
2 stops42h 17m
Qatar Airways
Deal found 9-4HK$9,556
Sun 26-401:25
HKG
-
STL
2 stops33h 52m
Qatar Airways
Mon 8-614:36
STL
-
HKG
2 stops36h 49m
Qatar Airways
Deal found 5-4HK$9,665
Tue 20-1019:40
HKG
-
STL
2 stops40h 45m
Qatar Airways
Sat 24-1016:32
STL
-
HKG
2 stops33h 18m
Qatar Airways
Deal found 6-4HK$10,002
Mon 14-901:25
HKG
-
STL
2 stops31h 38m
Qatar Airways
Sat 19-914:45
STL
-
HKG
2 stops35h 25m
Qatar Airways
Deal found 9-4HK$10,300
Tue 20-1016:05
HKG
-
STL
1 stop18h 55m
Cathay Pacific
Sat 24-1006:30
STL
-
HKG
1 stop33h 35m
Cathay Pacific
Deal found 6-4HK$12,109
Mon 4-522:30
HKG
-
STL
1 stop20h 17m
United Airlines
Mon 11-509:21
STL
-
HKG
2 stops31h 19m
United Airlines
Deal found 5-4HK$13,339
Tue 15-911:45
HKG
-
STL
1 stop19h 39m
United Airlines
Sat 19-908:52
STL
-
HKG
1 stop21h 03m
United Airlines
Deal found 7-4HK$13,934
Mon 27-411:45
HKG
-
STL
1 stop31h 05m
United Airlines
Mon 8-611:10
STL
-
HKG
2 stops29h 30m
United Airlines
Deal found 5-4HK$14,130

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 11 April 2026.

Round-trip from

HK$8,835

One-way from

HK$4,958
Qatar Airways
  • Qatar Airways
  • 26-4-11-5
  • 4 total stops
  • 72h 50m total
  • Hong Kong to St. Louis
Search Deals
1-6
  • 1-6
  • 2 total stops
  • 40h 34m 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 11 April 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 - STL

HKGSTL

Hong Kong Intl

Sun 24-5

01:25-23:54

2 stops35h 29m

Lambert-St Louis

Mon 1-6

09:08-16:25

2 stops42h 17m

HK$9,556

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 14-9

01:25-20:03

2 stops31h 38m

Lambert-St Louis

Sat 19-9

16:29-15:10

2 stops33h 41m

HK$10,002

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 4-5

22:30-05:47

1 stop20h 17m

Lambert-St Louis

Mon 11-5

09:21-05:40

2 stops31h 19m

HK$13,339
Fastest return journey

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 15-9

11:45-23:50

2 stops25h 05m

Lambert-St Louis

Sat 19-9

08:52-18:55

1 stop21h 03m

HK$13,934

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 25-5

11:45-23:57

2 stops25h 12m

Lambert-St Louis

Mon 1-6

19:23-18:55

1 stop34h 32m

HK$14,130

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 25-5

19:40-14:50

3 stops32h 10m

Lambert-St Louis

Mon 1-6

19:41-08:50

2 stops24h 09m

HK$14,576
Cheapest one-way

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 1-6

20:20-23:54

2 stops40h 34m

HK$4,958
Fastest single journey

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 29-9

17:35-14:16

2 stops33h 41m

HK$4,981

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 13-5

01:25-23:56

2 stops35h 31m

HK$6,039

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Fri 26-6

19:40-20:30

2 stops37h 50m

HK$6,086

Flights are sorted by cheapest return flights first.

Deals found on 8-4

Showing 1-10 of 11 resultsSorted by cheapest first
1
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 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.

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 HK$13,339, Qatar Airways can have you in St. Louis from Hong Kong in 20h 17m. The distance from Hong Kong to St. Louis is about 12760 km. This flight may include one or multiple 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 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Hong Kong to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Kansas City flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Hong Kong to St. Louis?

Cheapflights makes it easy to find Hong Kong to St. Louis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to St. Louis from Hong Kong.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hong Kong to St. Louis flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Hong Kong to St. Louis on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.