What is the cheapest airline that flies from Lambert-St Louis to Hong Kong Intl?

Cathay Pacific and Air Canada are the most popular carriers operating from Lambert-St Louis to Hong Kong Intl

When did momondo last update prices for flights from Lambert-St Louis Airport to Hong Kong Intl Airport?

Prices for flights from Lambert-St Louis Airport to Hong Kong Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Hong Kong Intl Airport?

There are 2 operators available for flights from Lambert-St Louis Airport to Hong Kong Intl Airport as of October 2026.

How old do you have to be to fly from Lambert-St Louis Airport to Hong Kong Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Hong Kong Intl Airport.

What documentation or ID do you need to fly to Hong Kong Intl Airport?

The necessary travel and health documents for your Hong Kong Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$485 Cheap Flights from St. Louis to Hong Kong in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Hong Kong

Round-trip

One-way

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6:45 pm - 5:10 amSTL Lambert-St Louis-HKG Hong Kong Intl

44h 25m2 stops Chicago O'Hare Intl Vancouver Intl

10:45 am - 11:19 pmHKG Hong Kong Intl-STL Lambert-St Louis

26h 34m2 stops Vancouver Intl Chicago O'Hare Intl

$1,015Air Canada

Mon, Jan 25 - Thu, Feb 11

4:05 pm - 5:45 amSTL Lambert-St Louis-HKG Hong Kong Intl

47h 40m2 stops Toronto Pearson Intl Tokyo Haneda

1:45 pm - 3:26 pmHKG Hong Kong Intl-STL Lambert-St Louis

39h 41m2 stops Incheon Intl Toronto Pearson Intl

$1,018Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

6:00 am - 10:40 pmSTL Lambert-St Louis-HKG Hong Kong Intl

26h 40m2 stops Seattle/Tacoma Intl Incheon Intl

8:05 pm - 11:59 pmHKG Hong Kong Intl-STL Lambert-St Louis

41h 54m2 stops Incheon Intl Seattle/Tacoma Intl

$1,022Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

4:05 pm - 11:20 amSTL Lambert-St Louis-HKG Hong Kong Intl

53h 15m2 stops Toronto Pearson Intl Incheon Intl

4:30 pm - 3:26 pmHKG Hong Kong Intl-STL Lambert-St Louis

60h 56m2 stops Tokyo Haneda Toronto Pearson Intl

$1,038Multiple Airlines

Mon, Jan 25 - Sun, Feb 21

8:30 am - 6:45 amSTL Lambert-St Louis-HKG Hong Kong Intl

32h 15m1 stop San Francisco

10:35 am - 5:51 pmHKG Hong Kong Intl-STL Lambert-St Louis

21h 16m1 stop San Francisco

$1,147United Airlines

Thu, Jan 28 - Tue, Feb 23

8:30 am - 6:45 amSTL Lambert-St Louis-HKG Hong Kong Intl

32h 15m1 stop San Francisco

10:35 am - 5:51 pmHKG Hong Kong Intl-STL Lambert-St Louis

21h 16m1 stop San Francisco

$1,147United Airlines

Thu, Jan 28 - Mon, Feb 22

8:30 am - 6:45 amSTL Lambert-St Louis-HKG Hong Kong Intl

32h 15m1 stop San Francisco

10:35 am - 5:51 pmHKG Hong Kong Intl-STL Lambert-St Louis

21h 16m1 stop San Francisco

$1,147United Airlines

Mon, Jan 25 - Tue, Feb 23

6:01 am - 5:05 amSTL Lambert-St Louis-HKG Hong Kong Intl

33h 04m1 stop Los Angeles

12:30 am - 11:36 pmHKG Hong Kong Intl-STL Lambert-St Louis

37h 06m1 stop Los Angeles

$1,279Cathay Pacific

Tue, Jan 5 - Tue, Jan 12

6:04 am - 4:45 pmSTL Lambert-St Louis-HKG Hong Kong Intl

20h 41m1 stop Seattle/Tacoma Intl

4:30 pm - 8:01 pmHKG Hong Kong Intl-STL Lambert-St Louis

17h 31m1 stop Dallas/Fort Worth

$2,125Cathay Pacific

Tue, Dec 15 - Thu, Jan 14

6:04 am - 4:45 pmSTL Lambert-St Louis-HKG Hong Kong Intl

20h 41m1 stop Seattle/Tacoma Intl

4:30 pm - 8:01 pmHKG Hong Kong Intl-STL Lambert-St Louis

17h 31m1 stop Dallas/Fort Worth

$2,214Cathay Pacific

Tue, Dec 15 - Fri, Jan 15

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Korean Air flights from St. Louis to Hong Kong

Our best Korean Air deals on St. Louis to Hong Kong flight tickets

Korean Air

Nov 29

STL7:18 pmLambert-St Louis

37h 52m

2 stops

HKG11:10 pmHong Kong Intl

Dec 6

HKG6:10 pmHong Kong Intl

31h 19m

2 stops

STL11:29 amLambert-St Louis

$1,204

Korean Air

Jan 28

STL7:20 amLambert-St Louis

25h 50m

2 stops

HKG11:10 pmHong Kong Intl

Feb 19

HKG12:55 amHong Kong Intl

23h 53m

2 stops

STL10:48 amLambert-St Louis

$1,206

Korean Air

Jan 24

STL6:59 pmLambert-St Louis

38h 11m

2 stops

HKG11:10 pmHong Kong Intl

Feb 19

HKG12:55 amHong Kong Intl

23h 53m

2 stops

STL10:48 amLambert-St Louis

$1,213

Air Canada flights from St. Louis to Hong Kong

Our best Air Canada deals on St. Louis to Hong Kong flight tickets

Air Canada

Jan 24

STL6:45 pmLambert-St Louis

44h 25m

2 stops

HKG5:10 amHong Kong Intl

Feb 19

HKG10:45 amHong Kong Intl

24h 27m

2 stops

STL9:12 pmLambert-St Louis

$1,055

Air Canada

Jan 26

STL8:15 amLambert-St Louis

30h 55m

2 stops

HKG5:10 amHong Kong Intl

Feb 19

HKG10:45 amHong Kong Intl

22h 39m

2 stops

STL7:24 pmLambert-St Louis

$1,069

Air Canada

Jan 24

STL5:06 pmLambert-St Louis

46h 04m

2 stops

HKG5:10 amHong Kong Intl

Feb 18

HKG10:45 amHong Kong Intl

21h 21m

2 stops

STL6:06 pmLambert-St Louis

$1,122

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Mon 1/25

6:45 pm-5:10 am

2 stops44h 25m

Hong Kong Intl

Thu 2/11

10:45 am-11:19 pm

2 stops26h 34m

$1,015

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Tue 12/1

4:05 pm-5:45 am

2 stops47h 40m

Hong Kong Intl

Tue 12/8

1:45 pm-3:26 pm

2 stops39h 41m

$1,018

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Thu 11/5

6:00 am-10:40 pm

2 stops26h 40m

Hong Kong Intl

Thu 11/12

8:05 pm-11:59 pm

2 stops41h 54m

$1,022

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Mon 1/25

4:05 pm-11:20 am

2 stops53h 15m

Hong Kong Intl

Sun 2/21

4:30 pm-3:26 pm

2 stops60h 56m

$1,038

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Thu 1/28

8:30 am-6:45 am

1 stop32h 15m

Hong Kong Intl

Tue 2/23

10:35 am-5:51 pm

1 stop21h 16m

$1,147

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Thu 1/28

8:30 am-6:45 am

1 stop32h 15m

Hong Kong Intl

Mon 2/22

10:35 am-5:51 pm

1 stop21h 16m

$1,147

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Mon 1/25

8:30 am-6:45 am

1 stop32h 15m

Hong Kong Intl

Tue 2/23

10:35 am-5:51 pm

1 stop21h 16m

$1,147

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Tue 1/5

6:01 am-5:05 am

1 stop33h 04m

Hong Kong Intl

Tue 1/12

12:30 am-11:36 pm

1 stop37h 06m

$1,279

Quickest round-trip

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Tue 12/15

6:04 am-4:45 pm

1 stop20h 41m

Hong Kong Intl

Thu 1/14

4:30 pm-8:01 pm

1 stop17h 31m

$2,125

St. LouisHong Kong

STL Lambert-St Louis - HKG Hong Kong Intl

STLHKG

Lambert-St Louis

Tue 12/15

6:04 am-4:45 pm

1 stop20h 41m

Hong Kong Intl

Fri 1/15

4:30 pm-8:01 pm

1 stop17h 31m

$2,214

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Hong Kong

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between St. Louis and Hong Kong?

Prices are currently low for flights on this route.

Typical prices usually range from $1,178 to $1,397.
The lowest price recently found on this route was $1,015.

What is the cheapest month to fly to Hong Kong?

The month of February is, on average, the cheapest month to fly to Hong Kong from St. Louis, with most prices found around $1,043. The month of March is another great option to travel to Hong Kong, with average flight prices from St. Louis averaging around $1,166.

When to book flights from St. Louis to Hong Kong

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Hong Kong according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap St. Louis to Hong Kong (STL to HKG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Hong Kong

Best Price Found	$485
Fastest flight time	24h 06m
Direct flights	None

The best one-way flight to Hong Kong from St. Louis in the past 72 hours is $485. The best round-trip flight deal from St. Louis to Hong Kong found on momondo in the last 72 hours is $1,015.

The fastest flight from St. Louis to Hong Kong takes 24h 06m

There are no direct flights from St. Louis to Hong Kong. There are no popular flight routes from St. Louis to Hong Kong.

Search flight deals

Frequently asked questions about flying from St. Louis to Hong Kong

How far is Lambert-St Louis to Hong Kong Intl by plane?
The straight-line distance from Lambert-St Louis to Hong Kong Intl is 7933.7 mi. 24h 06m is a normal flight duration for this route.
When did momondo last update prices for flights from Lambert-St Louis Airport to Hong Kong Intl Airport?
Prices for flights from Lambert-St Louis Airport to Hong Kong Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Hong Kong Intl Airport?
There are 2 operators available for flights from Lambert-St Louis Airport to Hong Kong Intl Airport as of October 2026.
How old do you have to be to fly from Lambert-St Louis Airport to Hong Kong Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Hong Kong Intl Airport.
What documentation or ID do you need to fly to Hong Kong Intl Airport?
The necessary travel and health documents for your Hong Kong Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Hong Kong?
Based on momondo bookings for flights between St. Louis and Hong Kong, the leading airline is United Airlines, making up 61% of the total bookings. Other popular airlines include Cathay Pacific with 39%.

Best airlines flying from St. Louis to Hong Kong

Compare and see reviews for airlines that fly from St. Louis to Hong Kong with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $734	Free Cancellation	Rating 7.3 10,388 reviews		Search United Airlines flights
Cathay Pacific	PriceFrom $1,095	Free Cancellation	Rating 7.6 1,522 reviews		Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Hong Kong?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Hong Kong from St. Louis.

Can I find flights from St. Louis to Hong Kong with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Hong Kong flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Hong Kong?

Once all potential St. Louis to Hong Kong flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Hong Kong right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Hong Kong now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Hong Kong and let you know when they change.

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Cheap flights from St. Louis to Hong Kong from $485

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Hong Kong departing on 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Korean Air flights from St. Louis to Hong Kong

Our best Korean Air deals on St. Louis to Hong Kong flight tickets

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Our best Air Canada deals on St. Louis to Hong Kong flight tickets

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How to get the cheapest flight ticket from St. Louis to Hong Kong

What is the typical price of a round-trip flight between St. Louis and Hong Kong?

What is the cheapest month to fly to Hong Kong?

What is the cheapest airline that flies from Lambert-St Louis to Hong Kong Intl?

When to book flights from St. Louis to Hong Kong

Cheap St. Louis to Hong Kong (STL to HKG) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from St. Louis to Hong Kong

Best airlines flying from St. Louis to Hong Kong

Compare and see reviews for airlines that fly from St. Louis to Hong Kong with momondo

Why use momondo?

An easier way to manage your Hong Kong trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Hong Kong

Fly your favorite airline to Hong Kong

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Hong Kong

List of cabin classes available on flights landing in Hong Kong. Availability may vary depending on flight origin and airline.

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