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

For as low as $1,237, Cathay Pacific can have you in St. Louis from Hong Kong in 19h 28m. 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.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest time of day to fly from HK to STL?

When flying from Hong Kong to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$497+ Flights from Hong Kong to St. Louis

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Cheap flight deals from Hong Kong to St. Louis

Best flights from Hong Kong to St. Louis
Discover carefully curated flight deals from Hong Kong to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 17, 2025.

Wed 3/184:30 pmHKG - STL

1 stop19h 28mCathay Pacific

Sun 3/226:38 amSTL - HKG

1 stop33h 27mCathay Pacific

Deal found 12/14

$1,237

Tue 3/1712:25 amHKG - STL

2 stops36h 27mQatar Airways

Sun 3/222:32 pmSTL - HKG

2 stops42h 08mQatar Airways

Deal found 12/14

$1,384

Wed 3/1810:35 amHKG - STL

2 stops23h 20mUnited Airlines

Sun 3/226:51 amSTL - HKG

1 stop23h 29mUnited Airlines

Deal found 12/14

$1,535

Mon 1/1211:15 pmHKG - STL

3 stops30h 14mMultiple Airlines

Mon 1/194:05 pmSTL - HKG

2 stops36h 35mMultiple Airlines

Deal found 12/14

$1,694

Mon 1/129:00 pmHKG - STL

3 stops36h 27mEmirates

Mon 1/193:11 pmSTL - HKG

3 stops36h 29mEmirates

Deal found 12/14

$3,661

Last-minute flights from Hong Kong to St. Louis
Discover last-minute flight deals from Hong Kong to St. Louis. Data last updated December 17, 2025 and is based on user searches.

Mon 1/129:50 pmHKG - STL

2 stops54h 04mMultiple Airlines

Mon 1/194:05 pmSTL - HKG

2 stops36h 35mMultiple Airlines

Deal found 12/14

$1,310

Mon 1/129:00 pmHKG - STL

3 stops36h 27mEmirates

Mon 1/193:11 pmSTL - HKG

3 stops36h 29mEmirates

Deal found 12/14

$3,661

One-way flights from Hong Kong to St. Louis
Search for one-way flight options from Hong Kong to St. Louis. Find affordable one-way fares based on user searches. Data last updated December 17, 2025.

Thu 5/711:05 amHKG - STL

2 stops40h 06mMultiple Airlines

Deal found 12/14

$497

Tue 3/39:10 pmHKG - STL

2 stops50h 40mMultiple Airlines

Deal found 12/15

$501

Sun 3/18:05 pmHKG - STL

2 stops34h 55mMultiple Airlines

Deal found 12/14

$578

Fri 1/911:55 pmHKG - STL

3 stops52h 53mMultiple Airlines

Deal found 12/16

$767

Wed 1/71:40 pmHKG - STL

3 stops36h 32mMultiple Airlines

Deal found 12/16

$853

Tue 3/34:30 pmHKG - STL

1 stop20h 48mCathay Pacific

Deal found 12/16

$869

Thu 1/87:10 amHKG - STL

3 stops43h 02mMultiple Airlines

Deal found 12/16

$881

Find flight deals from Hong Kong to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,237 (Cathay Pacific)
One-way from	$497 (China Airlines)

Provider with most accurate pricing for Hong Kong Intl-Lambert-St Louis flight deals.

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From Hong Kong to Lambert-St Louis

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One-way flight from Hong Kong to Lambert-St Louis

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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

Depart

Return

Price

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 3/18

4:30 pm-10:58 pm

1 stop19h 28m

Lambert-St Louis

Sun 3/22

6:38 am-5:05 am

1 stop33h 27m

$1,237

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/17

12:25 am-11:52 pm

2 stops36h 27m

Lambert-St Louis

Sun 3/22

2:32 pm-9:40 pm

2 stops42h 08m

$1,384

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 3/18

10:35 am-8:55 pm

2 stops23h 20m

Lambert-St Louis

Sun 3/22

6:51 am-7:20 pm

1 stop23h 29m

$1,535

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 1/12

11:15 pm-3:29 pm

3 stops30h 14m

Lambert-St Louis

Mon 1/19

4:05 pm-6:40 pm

2 stops36h 35m

$1,694

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 1/12

9:00 pm-7:27 pm

3 stops36h 27m

Lambert-St Louis

Mon 1/19

3:11 pm-5:40 pm

3 stops36h 29m

$3,661

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Thu 5/7

11:05 am-2:11 pm

2 stops40h 06m

$497

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/3

9:10 pm-9:50 am

2 stops50h 40m

$501

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 3/1

8:05 pm-5:00 pm

2 stops34h 55m

$578

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Fri 1/9

11:55 pm-2:48 pm

3 stops52h 53m

$767

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 1/7

1:40 pm-12:12 pm

3 stops36h 32m

$853

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 13 results

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

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 $1,237, Cathay Pacific can have you in St. Louis from Hong Kong in 19h 28m. 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

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$497+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hong Kong to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Hong Kong to St. Louis

Best flights from Hong Kong to St. LouisDiscover carefully curated flight deals from Hong Kong to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 17, 2025.

Discover carefully curated flight deals from Hong Kong to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 17, 2025.

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 December 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to St. Louis that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to St. Louis

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?

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

Can I find deals for flights from Hong Kong to St. Louis that include hotel bookings?

How can I find direct flights from Hong Kong to St. Louis?

Can I find deals for business class flights from Hong Kong to St. Louis?

Traveling to a place near St. Louis?

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Alternative routes for Hong Kong to St. Louis

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Best flights from Hong Kong to St. Louis
Discover carefully curated flight deals from Hong Kong to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 17, 2025.