Cheap flights from Hong Kong to St. Louis from HK$3,663
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 19-9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap 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 14 September 2025.
Round-trip from | HK$8,361 |
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One-way from | HK$3,663 |
Find flight deals from Hong Kong to St. Louis
Cheapest flights from Hong Kong to St. LouisExplore 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 14 September 2025.
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 14 September 2025.
Cheapflights Fare Finder
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
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Mon 29-9
00:05-17:34
2 stops30h 29m
Lambert-St Louis
Tue 14-10
06:39-18:55
1 stop23h 16m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Tue 30-9
10:15-14:39
2 stops41h 24m
Lambert-St Louis
Tue 14-10
06:33-16:30
2 stops44h 57m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Wed 18-2
20:25-15:29
2 stops33h 04m
Lambert-St Louis
Sun 22-2
16:05-18:40
2 stops36h 35m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Tue 30-9
11:15-22:00
3 stops23h 45m
Lambert-St Louis
Tue 14-10
06:30-18:55
2 stops23h 25m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Wed 18-2
10:35-16:44
1 stop20h 09m
Lambert-St Louis
Sun 22-2
17:25-19:20
1 stop35h 55m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Mon 29-9
00:45-23:09
2 stops35h 24m
Lambert-St Louis
Tue 14-10
15:59-16:20
2 stops35h 21m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Wed 18-2
16:40-23:08
1 stop20h 28m
Lambert-St Louis
Sun 22-2
06:10-19:10
1 stop23h 00m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Sat 20-9
20:10-09:06
3 stops49h 56m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Tue 3-3
19:40-13:52
2 stops32h 12m
Hong KongSt. Louis
HKG - STL
HKGSTL
Hong Kong Intl
Mon 13-10
21:10-17:30
2 stops33h 20m
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.
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 14 September 2025.
Read through reviews of airlines operating flights from Hong Kong to St. Louis, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Anonymous,Sept 2025
FRA - SFO
Overall
Entertainment
Boarding
Food
Comfort
Crew
Reviews
Anonymous,Sept 2025
FRA - SFO
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.
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Fly from Hong Kong to St. Louis on these airlines
Choose from the following airlines for your flight from Hong Kong to St. Louis. Flights are based on user searches made on Cheapflights and were last updated on 14 September 2025.
Top airline flying from Hong Kong to St. Louis
Discover the top airline that operate flights from Hong Kong to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 14 September 2025.
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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.