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

For as low as $1,151, Cathay Pacific can have you in St. Louis from Hong Kong in 19h 53m. 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.

$509+ Flights from Hong Kong to St. Louis

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Cheap flight deals from Hong Kong to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$958 (China Airlines)
One-way from	$509 (Kiwi.com)

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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Find flight deals from Hong Kong to St. Louis

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 January 15, 2026.

Sun 3/12:05 pm

HKG

STL

2 stops35h 25m

Multiple Airlines

Sun 3/88:25 am

STL

HKG

2 stops35h 50m

Multiple Airlines

Deal found 1/15

$958

Wed 4/14:05 pm

HKG

STL

1 stop19h 53m

Cathay Pacific

Sun 4/56:50 pm

STL

HKG

1 stop20h 45m

Cathay Pacific

Deal found 1/13

$1,151

Tue 3/311:25 am

HKG

STL

2 stops35h 23m

Qatar Airways

Sun 4/510:33 am

STL

HKG

2 stops39h 37m

Qatar Airways

Deal found 1/13

$1,363

Wed 4/111:45 am

HKG

STL

2 stops22h 23m

United Airlines

Sun 4/58:30 am

STL

HKG

1 stop21h 25m

United Airlines

Deal found 1/13

$1,584

Sun 3/19:00 pm

HKG

STL

3 stops39h 14m

Emirates

Sun 3/83:23 pm

STL

HKG

3 stops37h 17m

Emirates

Deal found 1/15

$3,169

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 January 15, 2026.

Sun 3/12:05 pm

HKG

STL

2 stops35h 25m

Multiple Airlines

Sun 3/88:25 am

STL

HKG

2 stops35h 50m

Multiple Airlines

Deal found 1/15

$958

Wed 4/14:05 pm

HKG

STL

1 stop19h 53m

Cathay Pacific

Sun 4/56:50 pm

STL

HKG

1 stop20h 45m

Cathay Pacific

Deal found 1/13

$1,151

Tue 3/311:25 am

HKG

STL

2 stops35h 23m

Qatar Airways

Sun 4/510:33 am

STL

HKG

2 stops39h 37m

Qatar Airways

Deal found 1/13

$1,363

Wed 4/111:45 am

HKG

STL

2 stops22h 23m

United Airlines

Sun 4/58:30 am

STL

HKG

1 stop21h 25m

United Airlines

Deal found 1/13

$1,584

Sun 3/19:00 pm

HKG

STL

3 stops39h 14m

Emirates

Sun 3/83:23 pm

STL

HKG

3 stops37h 17m

Emirates

Deal found 1/15

$3,169

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 January 15, 2026.

Fri 2/278:05 pm

HKG

STL

3 stops35h 41m

Multiple Airlines

Deal found 1/15

$509

Tue 3/33:30 pm

HKG

STL

2 stops36h 21m

EVA Air

Deal found 1/14

$547

Tue 3/34:30 pm

HKG

STL

1 stop20h 52m

Cathay Pacific

Deal found 1/14

$891

Fri 2/2712:35 pm

HKG

STL

1 stop25h 24m

Cathay Pacific

Deal found 1/15

$979

Tue 3/310:35 am

HKG

STL

3 stops25h 39m

United Airlines

Deal found 1/15

$1,101

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

Sun 3/1

2:05 pm-11:30 am

2 stops35h 25m

Lambert-St Louis

Sun 3/8

8:25 am-9:15 am

2 stops35h 50m

$958

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 4/1

4:05 pm-10:58 pm

1 stop19h 53m

Lambert-St Louis

Sun 4/5

6:50 pm-4:35 am

1 stop20h 45m

$1,151

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/31

1:25 am-11:48 pm

2 stops35h 23m

Lambert-St Louis

Sun 4/5

10:33 am-3:10 pm

2 stops39h 37m

$1,363

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 4/1

11:45 am-9:08 pm

2 stops22h 23m

Lambert-St Louis

Sun 4/5

8:30 am-6:55 pm

1 stop21h 25m

$1,584

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 3/1

9:00 pm-10:14 pm

3 stops39h 14m

Lambert-St Louis

Sun 3/8

3:23 pm-5:40 pm

3 stops37h 17m

$3,169

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/3

3:30 pm-1:51 pm

2 stops36h 21m

$547

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Fri 2/27

5:35 pm-10:40 am

2 stops31h 05m

$557

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/3

4:30 pm-11:22 pm

1 stop20h 52m

$891

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Fri 2/27

12:35 pm-11:59 pm

1 stop25h 24m

$979

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/3

10:35 am-10:14 pm

3 stops25h 39m

$1,101

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

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 $1,151, Cathay Pacific can have you in St. Louis from Hong Kong in 19h 53m. 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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$509+ 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 2/27. 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

Keep the following information in mind while searching for Hong Kong to St. Louis flight deals. Data was last updated January 15, 2026.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

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 January 15, 2026.

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 January 15, 2026.

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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Travel Smart

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 January 15, 2026.