$587 Cheap Flights from Hong Kong (HKG) to St. Louis (STL)

View $587 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Hong Kong International Airport (HKG) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Hong Kong to St. Louis (HKG-STL)

Prices were available within the past 7 days and start at $587 for one-way flights and $989 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Thu, Oct 16 - Sat, Oct 25
HKG
Hong Kong SAR
STL
St. Louis
$989 Roundtrip, found 1 day ago
$989
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Thu, Oct 16 from Hong Kong SAR to St. Louis, returning Sat, Oct 25, priced at $989 found 1 day ago
Asiana Airlines
Thu, Oct 16 - Sat, Oct 25
HKG
Hong Kong SAR
STL
St. Louis
$996 Roundtrip, found 1 day ago
$996
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Thu, Oct 16 from Hong Kong SAR to St. Louis, returning Sat, Oct 25, priced at $996 found 1 day ago
EVA Airways
Tue, Nov 4 - Tue, Nov 11
HKG
Hong Kong SAR
STL
St. Louis
$1,000 Roundtrip, found 6 days ago
$1,000
Roundtrip
found 6 days ago
Select EVA Airways flight, departing Tue, Nov 4 from Hong Kong SAR to St. Louis, returning Tue, Nov 11, priced at $1,000 found 6 days ago
EVA Airways
Tue, Nov 4 - Tue, Dec 2
HKG
Hong Kong SAR
STL
St. Louis
$1,006 Roundtrip, found 5 days ago
$1,006
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Tue, Nov 4 from Hong Kong SAR to St. Louis, returning Tue, Dec 2, priced at $1,006 found 5 days ago
EVA Airways
Tue, Nov 4 - Tue, Dec 2
HKG
Hong Kong SAR
STL
St. Louis
$1,016 Roundtrip, found 5 days ago
$1,016
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Tue, Nov 4 from Hong Kong SAR to St. Louis, returning Tue, Dec 2, priced at $1,016 found 5 days ago
EVA Airways
Tue, Feb 24 - Tue, Apr 21
HKG
Hong Kong SAR
STL
St. Louis
$1,020 Roundtrip, found 1 day ago
$1,020
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Tue, Feb 24 from Hong Kong SAR to St. Louis, returning Tue, Apr 21, priced at $1,020 found 1 day ago
Qatar Airways
Wed, Nov 12 - Mon, Nov 24
HKG
Hong Kong SAR
STL
St. Louis
$1,111 Roundtrip, found 1 day ago
$1,111
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Wed, Nov 12 from Hong Kong SAR to St. Louis, returning Mon, Nov 24, priced at $1,111 found 1 day ago
Cathay Pacific
Tue, Dec 2 - Sat, Dec 6
HKG
Hong Kong SAR
STL
St. Louis
$1,133 Roundtrip, found 10 hours ago
$1,133
Roundtrip
found 10 hours ago
Select Cathay Pacific flight, departing Tue, Dec 2 from Hong Kong SAR to St. Louis, returning Sat, Dec 6, priced at $1,133 found 10 hours ago
Lufthansa
Tue, Mar 3 - Tue, Apr 21
HKG
Hong Kong SAR
STL
St. Louis
$1,288 Roundtrip, found 3 days ago
$1,288
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Mar 3 from Hong Kong SAR to St. Louis, returning Tue, Apr 21, priced at $1,288 found 3 days ago
United
Tue, Feb 24 - Tue, Apr 21
HKG
Hong Kong SAR
STL
St. Louis
$1,458 Roundtrip, found 1 day ago
$1,458
Roundtrip
found 1 day ago
Select United flight, departing Tue, Feb 24 from Hong Kong SAR to St. Louis, returning Tue, Apr 21, priced at $1,458 found 1 day ago

Find the cheapest month to fly from Chek Lap Kok (HKG) to St. Louis (STL)

September is typically the cheapest month to fly

From $935 - $1,469 per traveler.

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $1,271
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $1,271

Frequently asked questions

How much does a flight from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL) cost?
Snag a cheap one-way flight from $587 or cheap return flight from $989 from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL)?
Flying in October can help you save, as it's the cheapest month for flights between HKG and STL. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from HKG to STL. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL)?
There aren't any daily direct flights available from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from HKG to STL?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL)?
To arrive at Lambert-St. Louis Intl. Airport (STL) on time, book a flight that leaves from Hong Kong Intl. Airport (HKG) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your ticket from HKG to STL just before your getaway is usually more expensive. But if there's some wiggle room with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a HKG to STL flight and hotel package?
Securing a HKG to STL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hong Kong Intl. Airport (HKG) to Lambert-St. Louis Intl. Airport (STL)?
If you reserved your HKG to STL flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Hong Kong Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Air Canada, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Finnair, Japan Airlines, KLM, Korean Air, Lufthansa, Qatar Airways, Turkish Airlines, United
Roundtrip price
$989
Distance
7933 mi

Book with confidence

Book with confidence

Hong Kong to St. Louis Flights

The cheapest times to fly from Hong Kong to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hong Kong to St. Louis are during the month of October. You can find some of the cheapest flights from Hong Kong to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hong Kong to St. Louis

Sunday is one of the best days to book for cheap flights from Hong Kong to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hong Kong to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hong Kong to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $587 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hong Kong to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hong Kong to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hong Kong to St. Louis Flights

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