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Cheap flights from St. Louis to Hong Kong from $759

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 6/7. 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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Find the cheapest flights from St. Louis to Hong Kong

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 11:00 pm
STL
-
HKG
28h 00m
2 stops
Multiple Airlines Logo
8:50 pm - 11:59 pm
HKG
-
STL
40h 09m
2 stops
$967Multiple Airlines
Mon, Sep 14 - Wed, Oct 14
Multiple Airlines Logo
7:34 pm - 10:05 am
STL
-
HKG
25h 31m
2 stops
Multiple Airlines Logo
7:40 pm - 2:26 pm
HKG
-
STL
31h 46m
2 stops
$1,062Multiple Airlines
Mon, Sep 14 - Wed, Oct 14
Qatar Airways Logo
12:27 pm - 9:10 am
STL
-
HKG
31h 43m
2 stops
Qatar Airways Logo
1:25 am - 10:19 pm
HKG
-
STL
33h 54m
2 stops
$1,081Qatar Airways
Mon, Apr 27 - Thu, May 14
Multiple Airlines Logo
3:12 pm - 8:50 am
STL
-
HKG
28h 38m
2 stops
Multiple Airlines Logo
7:40 pm - 11:59 pm
HKG
-
STL
41h 19m
2 stops
$1,100Multiple Airlines
Sat, Sep 12 - Mon, Oct 12
Air Canada Logo
7:05 am - 5:15 am
STL
-
HKG
57h 10m
2 stops
Air Canada Logo
9:45 am - 12:11 pm
HKG
-
STL
39h 26m
2 stops
$1,196Air Canada
Tue, May 12 - Wed, Jun 17
Air Canada Logo
2:15 pm - 5:15 am
STL
-
HKG
50h 00m
2 stops
Air Canada Logo
9:45 am - 2:02 pm
HKG
-
STL
41h 17m
2 stops
$1,201Air Canada
Mon, Jun 8 - Wed, Jul 8
Multiple Airlines Logo
7:34 pm - 12:05 pm
STL
-
HKG
27h 31m
2 stops
Multiple Airlines Logo
7:40 pm - 2:20 pm
HKG
-
STL
31h 40m
3 stops
$1,207Multiple Airlines
Sat, Sep 12 - Mon, Oct 12
Qatar Airways Logo
11:06 am - 4:25 pm
STL
-
HKG
40h 19m
2 stops
Qatar Airways Logo
1:25 am - 10:19 pm
HKG
-
STL
33h 54m
2 stops
$1,216Qatar Airways
Tue, Apr 28 - Mon, May 4
Multiple Airlines Logo
3:50 pm - 10:05 am
STL
-
HKG
29h 15m
2 stops
Multiple Airlines Logo
7:40 pm - 10:35 am
HKG
-
STL
27h 55m
2 stops
$1,217Multiple Airlines
Tue, Apr 21 - Wed, May 13
Air Canada Logo
7:05 am - 5:15 am
STL
-
HKG
57h 10m
2 stops
Air Canada Logo
9:45 am - 9:16 pm
HKG
-
STL
24h 31m
2 stops
$1,219Air Canada
Tue, May 12 - Tue, Jun 23

Japan Airlines flights from St. Louis to Hong Kong

Our best Japan Airlines deals on St. Louis to Hong Kong flight tickets
Japan Airlines
Sep 14
STL7:44 amLambert-St Louis
40h 46m
2 stops
HKG1:30 pmHong Kong Intl
Oct 14
HKG8:10 amHong Kong Intl
27h 55m
3 stops
STL11:05 pmLambert-St Louis
$1,416
Japan Airlines
Sep 14
STL7:44 amLambert-St Louis
25h 21m
2 stops
HKG10:05 pmHong Kong Intl
Oct 14
HKG8:10 amHong Kong Intl
27h 55m
3 stops
STL11:05 pmLambert-St Louis
$1,419
Japan Airlines
Apr 21
STL8:54 amLambert-St Louis
47h 36m
3 stops
HKG9:30 pmHong Kong Intl
May 13
HKG10:30 amHong Kong Intl
40h 33m
2 stops
STL2:03 pmLambert-St Louis
$1,675

Air Canada flights from St. Louis to Hong Kong

Our best Air Canada deals on St. Louis to Hong Kong flight tickets
Air Canada
May 12
STL7:05 amLambert-St Louis
57h 10m
2 stops
HKG5:15 amHong Kong Intl
Jun 17
HKG9:45 amHong Kong Intl
39h 26m
2 stops
STL12:11 pmLambert-St Louis
$1,196
Air Canada
Jun 8
STL2:15 pmLambert-St Louis
50h 00m
2 stops
HKG5:15 amHong Kong Intl
Jul 8
HKG9:45 amHong Kong Intl
41h 17m
2 stops
STL2:02 pmLambert-St Louis
$1,201
Air Canada
May 12
STL7:05 amLambert-St Louis
57h 10m
2 stops
HKG5:15 amHong Kong Intl
Jun 23
HKG9:45 amHong Kong Intl
24h 31m
2 stops
STL9:16 pmLambert-St Louis
$1,219

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Hong Kong that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from St. Louis to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 9/14

6:00 am-11:00 pm

2 stops28h 00m

Hong Kong Intl

Wed 10/14

8:50 pm-11:59 pm

2 stops40h 09m

$967

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 9/14

7:34 pm-10:05 am

2 stops25h 31m

Hong Kong Intl

Wed 10/14

7:40 pm-2:26 pm

2 stops31h 46m

$1,062

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 4/27

12:27 pm-9:10 am

2 stops31h 43m

Hong Kong Intl

Thu 5/14

1:25 am-10:19 pm

2 stops33h 54m

$1,081

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Sat 9/12

3:12 pm-8:50 am

2 stops28h 38m

Hong Kong Intl

Mon 10/12

7:40 pm-11:59 pm

2 stops41h 19m

$1,100

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 5/12

7:05 am-5:15 am

2 stops57h 10m

Hong Kong Intl

Wed 6/17

9:45 am-12:11 pm

2 stops39h 26m

$1,196

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Mon 6/8

2:15 pm-5:15 am

2 stops50h 00m

Hong Kong Intl

Wed 7/8

9:45 am-2:02 pm

2 stops41h 17m

$1,201

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Sat 9/12

7:34 pm-12:05 pm

2 stops27h 31m

Hong Kong Intl

Mon 10/12

7:40 pm-2:20 pm

3 stops31h 40m

$1,207

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 4/28

11:06 am-4:25 pm

2 stops40h 19m

Hong Kong Intl

Mon 5/4

1:25 am-10:19 pm

2 stops33h 54m

$1,216
Quickest round-trip

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 4/21

3:50 pm-10:05 am

2 stops29h 15m

Hong Kong Intl

Wed 5/13

7:40 pm-10:35 am

2 stops27h 55m

$1,217

St. LouisHong Kong

STL - HKG

STLHKG

Lambert-St Louis

Tue 5/12

7:05 am-5:15 am

2 stops57h 10m

Hong Kong Intl

Tue 6/23

9:45 am-9:16 pm

2 stops24h 31m

$1,219

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Hong Kong from

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

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 August is another great option to travel to Hong Kong, with average flight prices from St. Louis averaging around $1,069.

Can stopping save me money on St. Louis to Hong Kong flights?

You could potentially save up to 15% on your flight if you consider stops on a St. Louis to Hong Kong flight.

Cheap St. Louis to Hong Kong flight deals and tips

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

Fastest flight time

27h 02m

Direct flights

None
The fastest flight from St. Louis to Hong Kong takes 27h 02m
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

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

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

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

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

    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.

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

    The necessary travel and health documents for your Hong Kong 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.

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 AirlinesPriceFrom $734Free CancellationRating
7.4
9,554 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,095Free CancellationRating
7.6
1,262 reviews
Search Cathay Pacific flights

Why use momondo?

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

It is quick and easy to find St. Louis to Hong Kong flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Hong Kong that suits you.

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 you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Hong Kong from St. Louis.

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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