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Cheap flights from Hong Kong to St. Louis from HK$4,727

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 14-5. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — STL
1 May — 8 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 1 April 2026.

Sun 26-400:55
HKG
-
STL
2 stops34h 22m
Qatar Airways
Mon 4-512:27
STL
-
HKG
2 stops39h 18m
Qatar Airways
Deal found 30-3HK$8,834
Thu 5-1118:05
HKG
-
STL
2 stops39h 22m
Qatar Airways
Sun 8-1115:23
STL
-
HKG
2 stops33h 27m
Qatar Airways
Deal found 31-3HK$9,171
Fri 10-701:25
HKG
-
STL
2 stops31h 11m
Qatar Airways
Mon 20-714:35
STL
-
HKG
2 stops42h 20m
Qatar Airways
Deal found 31-3HK$10,629
Sun 26-400:55
HKG
-
STL
2 stops34h 22m
Multiple Airlines
Mon 4-507:00
STL
-
HKG
1 stop20h 45m
Multiple Airlines
Deal found 30-3HK$11,695
Wed 8-418:15
HKG
-
STL
2 stops41h 09m
Multiple Airlines
Mon 4-512:27
STL
-
HKG
2 stops39h 18m
Multiple Airlines
Deal found 30-3HK$11,993
Thu 5-1111:25
HKG
-
STL
2 stops21h 13m
United Airlines
Sun 8-1119:06
STL
-
HKG
1 stop34h 14m
United Airlines
Deal found 29-3HK$12,558
Thu 5-1116:30
HKG
-
STL
1 stop19h 59m
Cathay Pacific
Sun 8-1108:40
STL
-
HKG
1 stop21h 50m
Cathay Pacific
Deal found 30-3HK$12,777
Wed 8-422:15
HKG
-
STL
3 stops37h 09m
Qatar Airways
Mon 4-516:30
STL
-
HKG
2 stops35h 15m
Qatar Airways
Deal found 30-3HK$12,950

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 1 April 2026.

Round-trip from

HK$8,834

One-way from

HK$4,727
Qatar Airways
  • Qatar Airways
  • 26-4-4-5
  • 4 total stops
  • 73h 40m total
  • Hong Kong to St. Louis
Search Deals
14-5
  • 14-5
  • 3 total stops
  • 54h 45m 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 1 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 26-4

00:55-22:17

2 stops34h 22m

Lambert-St Louis

Mon 4-5

12:27-16:45

2 stops39h 18m

HK$8,834

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Fri 10-7

01:25-19:36

2 stops31h 11m

Lambert-St Louis

Mon 20-7

14:35-21:55

2 stops42h 20m

HK$10,629

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 26-4

00:55-22:17

2 stops34h 22m

Lambert-St Louis

Mon 4-5

07:00-16:45

1 stop20h 45m

HK$11,695

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 27-4

11:45-05:50

1 stop31h 05m

Lambert-St Louis

Mon 4-5

08:30-18:55

1 stop21h 25m

HK$12,558

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 11-7

11:45-18:17

1 stop19h 32m

Lambert-St Louis

Mon 20-7

11:10-05:00

2 stops28h 50m

HK$14,219

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 11-7

08:10-23:59

3 stops28h 49m

Lambert-St Louis

Mon 20-7

19:56-22:05

2 stops37h 09m

HK$16,791

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 11-7

21:30-21:26

3 stops36h 56m

Lambert-St Louis

Mon 20-7

14:57-18:15

3 stops38h 18m

HK$19,542

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 27-4

21:10-21:13

3 stops37h 03m

Lambert-St Louis

Mon 4-5

15:20-18:05

3 stops37h 45m

HK$29,489
Fastest return journey

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sat 6-6

11:45-18:17

1 stop19h 32m

Lambert-St Louis

Sat 20-6

16:45-05:40

2 stops23h 55m

HK$51,830

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Fri 5-6

01:20-14:06

2 stops25h 46m

Lambert-St Louis

Sat 20-6

07:00-21:30

3 stops25h 30m

HK$58,767

Flights are sorted by cheapest return flights first.

Deals found on 28-3

Showing 1-10 of 16 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.

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.

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

    For as low as HK$12,558, Qatar Airways can have you in St. Louis from Hong Kong in 31h 05m. 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

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

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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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