$460 Cheap Flights from St. Louis (STL) to Hong Kong (HKG)

View $460 flight on Tue, Jan 13, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $460 for one-way flights and $863 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Feb 13 - Thu, Mar 5
STL
St. Louis
HKG
Hong Kong SAR
$863 Roundtrip, found 6 days ago
$863
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Feb 13 from St. Louis to Hong Kong SAR, returning Thu, Mar 5, priced at $863 found 6 days ago
Air Canada
Wed, Jan 14 - Wed, Jan 21
STL
St. Louis
HKG
Hong Kong SAR
$878 Roundtrip, found 6 days ago
$878
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Jan 14 from St. Louis to Hong Kong SAR, returning Wed, Jan 21, priced at $878 found 6 days ago
Air Canada
Wed, Jan 14 - Wed, Jan 21
STL
St. Louis
HKG
Hong Kong SAR
$879 Roundtrip, found 6 days ago
$879
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Jan 14 from St. Louis to Hong Kong SAR, returning Wed, Jan 21, priced at $879 found 6 days ago
Air Canada
Tue, Oct 28 - Mon, Nov 3
STL
St. Louis
HKG
Hong Kong SAR
$881 Roundtrip, found 6 days ago
$881
Roundtrip
found 6 days ago
Select Air Canada flight, departing Tue, Oct 28 from St. Louis to Hong Kong SAR, returning Mon, Nov 3, priced at $881 found 6 days ago
Air Canada
Tue, Oct 28 - Mon, Nov 3
STL
St. Louis
HKG
Hong Kong SAR
$882 Roundtrip, found 6 days ago
$882
Roundtrip
found 6 days ago
Select Air Canada flight, departing Tue, Oct 28 from St. Louis to Hong Kong SAR, returning Mon, Nov 3, priced at $882 found 6 days ago
United
Mon, Mar 9 - Thu, Mar 12
STL
St. Louis
HKG
Hong Kong SAR
$1,003 Roundtrip, found 3 days ago
$1,003
Roundtrip
found 3 days ago
Select United flight, departing Mon, Mar 9 from St. Louis to Hong Kong SAR, returning Thu, Mar 12, priced at $1,003 found 3 days ago
Delta
Mon, Nov 10 - Wed, Nov 12
STL
St. Louis
HKG
Hong Kong SAR
$1,006 Roundtrip, found 1 day ago
$1,006
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Nov 10 from St. Louis to Hong Kong SAR, returning Wed, Nov 12, priced at $1,006 found 1 day ago
Japan Airlines
Mon, Sep 22 - Wed, Oct 8
STL
St. Louis
HKG
Hong Kong SAR
$1,037 Roundtrip, found 6 hours ago
$1,037
Roundtrip
found 6 hours ago
Select Japan Airlines flight, departing Mon, Sep 22 from St. Louis to Hong Kong SAR, returning Wed, Oct 8, priced at $1,037 found 6 hours ago
All Nippon Airways
Tue, Feb 24 - Tue, Apr 21
STL
St. Louis
HKG
Hong Kong SAR
$1,045 Roundtrip, found 8 hours ago
$1,045
Roundtrip
found 8 hours ago
Select All Nippon Airways flight, departing Tue, Feb 24 from St. Louis to Hong Kong SAR, returning Tue, Apr 21, priced at $1,045 found 8 hours ago
Cathay Pacific
Thu, Oct 30 - Tue, Dec 2
STL
St. Louis
HKG
Hong Kong SAR
$1,158 Roundtrip, found 5 hours ago
$1,158
Roundtrip
found 5 hours ago
Select Cathay Pacific flight, departing Thu, Oct 30 from St. Louis to Hong Kong SAR, returning Tue, Dec 2, priced at $1,158 found 5 hours ago

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

September is typically the cheapest month to fly

From $739 - $1,263 per traveler.

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG) cost?
Secure a cheap one-way flight from $460 or cheap return flight from $863 from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG)?
The cheapest month to fly from STL to HKG is February, when demand is low. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to HKG flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG)?
There are no daily nonstop flights available from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG). But you can opt for flights with layovers. Filter your search results 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 STL to HKG?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG)?
Opt for a flight from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**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 Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG) last-minute?
Booking your flight from STL to HKG shortly before your journey is usually more expensive. However, if there's some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a STL to HKG flight and hotel package?
Booking a STL to HKG flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Hong Kong Intl. Airport (HKG)?
In most instances, you can modify or cancel your STL to HKG flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Hong Kong Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, Finnair, Japan Airlines, KLM, Korean Air, Lufthansa, Qatar Airways, Turkish Airlines, United
Roundtrip price
$863
Distance
7933 mi

Book with confidence

Book with confidence

St. Louis to Hong Kong Flights

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

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 St. Louis to Hong Kong are during the month of February. You can find some of the cheapest flights from St. Louis to Hong Kong with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Hong Kong: 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 St. Louis to Hong Kong

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 St. Louis to Hong Kong in 2025. You can also book with separate airlines for your outbound and return journeys, from $460 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 St. Louis to Hong Kong 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 St. Louis to Hong Kong 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.

 

St. Louis to Hong Kong Flights
*Available to One Key members.