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

For as low as $1,483, Air Canada can have you in St. Louis from Hong Kong in 22h. 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.

What is the cheapest month to book a flight from Hong Kong to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Hong Kong to St. Louis (average of $311). Flying from Hong Kong to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Hong Kong to St. Louis?

Travelers seeking maximum savings on their Hong Kong to St. Louis flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 11% versus a flight in the morning.

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.

$582+ Cheap Flights from Hong Kong to St. Louis

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Cheap flight deals from Hong Kong to St. Louis

Round-trip from	$1,443 (Air Canada)
One-way from	$582 (EVA Air)

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

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 September 15, 2025.

Wed 2/188:25 pmHKG - STL

2 stops33h 04mAir Canada

Sun 2/224:05 pmSTL - HKG

2 stops36h 35mAir Canada

Deal found 9/13

$1,443

Wed 2/1811:25 amHKG - STL

2 stops22h 00mUnited Airlines

Sun 2/225:25 pmSTL - HKG

1 stop35h 55mUnited Airlines

Deal found 9/14

$1,483

Tue 2/1712:05 amHKG - STL

2 stops31h 09mANA

Sun 2/221:11 pmSTL - HKG

2 stops43h 39mANA

Deal found 9/14

$1,816

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 September 15, 2025.

Tue 3/37:40 pmHKG - STL

2 stops32h 12mMultiple Airlines

Deal found 9/15

$582

Mon 10/137:40 pmHKG - STL

2 stops34h 50mMultiple Airlines

Deal found 9/15

$588

Mon 3/212:25 amHKG - STL

2 stops31h 54mQatar Airways

Deal found 9/14

$716

Sun 10/121:25 amHKG - STL

2 stops32h 26mQatar Airways

Deal found 9/15

$744

Tue 3/34:10 pmHKG - STL

1 stop20h 14mCathay Pacific

Deal found 9/14

$854

Mon 10/1310:30 pmHKG - STL

3 stops36h 30mUnited Airlines

Deal found 9/14

$1,060

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 2/18

8:25 pm-3:29 pm

2 stops33h 04m

Lambert-St Louis

Sun 2/22

4:05 pm-6:40 pm

2 stops36h 35m

$1,443

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Wed 2/18

11:25 am-7:25 pm

2 stops22h 00m

Lambert-St Louis

Sun 2/22

5:25 pm-7:20 pm

1 stop35h 55m

$1,483

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 2/17

12:05 am-5:14 pm

2 stops31h 09m

Lambert-St Louis

Sun 2/22

1:11 pm-10:50 pm

2 stops43h 39m

$1,816

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/3

3:30 pm-1:52 pm

2 stops36h 22m

$582

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 10/13

9:10 pm-5:30 pm

2 stops33h 20m

$588

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Mon 3/2

12:25 am-6:19 pm

2 stops31h 54m

$716

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Sun 10/12

1:25 am-8:51 pm

2 stops32h 26m

$744

Hong KongSt. Louis

HKG - STL

HKGSTL

Hong Kong Intl

Tue 3/3

4:10 pm-10:24 pm

1 stop20h 14m

$854

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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 $1,483, Air Canada can have you in St. Louis from Hong Kong in 22h. 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.
What is the cheapest month to book a flight from Hong Kong to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Hong Kong to St. Louis (average of $311). Flying from Hong Kong to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$582+ 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 3/3. 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 September 15, 2025.

Round-trip from

One-way from

Find 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 September 15, 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 September 15, 2025.

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?

What is the cheapest month to book a flight from 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 September 15, 2025.